# php.ini directives

## Table of Contents

- Description of core php.ini directives

## List of php.ini directives

This list includes the php.ini directives you can set to configure your PHP setup.

Configuration options
Name | Default | Changeable | Changelog
--- | --- | --- | ---
allow_call_time_pass_reference | "1" | PHP_INI_PERDIR | PHP_INI_ALL in PHP <= 4.0.0. Removed in PHP 6.0.0.
allow_url_fopen | "1" | PHP_INI_ALL | PHP_INI_ALL in PHP <= 4.3.4. PHP_INI_SYSTEM in PHP < 6. Available since PHP 4.0.4.
allow_url_include | "0" | PHP_INI_ALL | PHP_INI_SYSTEM in PHP 5. Available since PHP 5.2.0.
always_populate_raw_post_data | "0" | PHP_INI_PERDIR | PHP_INI_ALL in PHP <= 4.2.3. Available since PHP 4.1.0.
apc.cache_by_default | "1" | PHP_INI_ALL | PHP_INI_SYSTEM in APC <= 3.0.12. Available since APC 3.0.0.
apc.enabled | "1" | PHP_INI_SYSTEM | PHP_INI_SYSTEM in APC 2. PHP_INI_ALL in APC <= 3.0.12.
apc.enable_cli | "0" | PHP_INI_SYSTEM | Available since APC 3.0.7.
apc.file_update_protection | "2" | PHP_INI_SYSTEM | Available since APC 3.0.6.
apc.filters | NULL | PHP_INI_SYSTEM |
apc.gc_ttl | "3600" | PHP_INI_SYSTEM |
apc.include_once_override | "0" | PHP_INI_SYSTEM | Available since APC 3.0.12.
apc.localcache | "0" | PHP_INI_SYSTEM | Available since APC 3.0.14.
apc.localcache.size | "512" | PHP_INI_SYSTEM | Available since APC 3.0.14.
apc.max_file_size | "1M" | PHP_INI_SYSTEM | Available since APC 3.0.7.
apc.mmap_file_mask | NULL | PHP_INI_SYSTEM |
apc.num_files_hint | "1000" | PHP_INI_SYSTEM |
apc.optimization | "0" | PHP_INI_ALL | PHP_INI_SYSTEM in APC 2. Removed in APC 3.0.13.
apc.report_autofilter | "0" | PHP_INI_SYSTEM | Available since APC 3.0.11.
apc.rfc1867 | "0" | PHP_INI_SYSTEM | Available since APC 3.0.13.
apc.rfc1867_freq | "0" | PHP_INI_SYSTEM |
apc.rfc1867_name | "APC_UPLOAD_PROGRESS" | PHP_INI_SYSTEM |
apc.rfc1867_prefix | "upload_" | PHP_INI_SYSTEM |
apc.shm_segments | "1" | PHP_INI_SYSTEM |
apc.shm_size | "30" | PHP_INI_SYSTEM |
apc.slam_defense | "0" | PHP_INI_SYSTEM | Available since APC 3.0.0.
apc.stat | "1" | PHP_INI_SYSTEM | Available since APC 3.0.10.
apc.stat_ctime | "0" | PHP_INI_SYSTEM | Available since APC 3.0.13.
apc.ttl | "0" | PHP_INI_SYSTEM | Available since APC 3.0.0.
apc.user_entries_hint | "4096" | PHP_INI_SYSTEM | Available since APC 3.0.0.
apc.user_ttl | "0" | PHP_INI_SYSTEM | Available since APC 3.0.0.
apc.write_lock | "1" | PHP_INI_SYSTEM | Available since APC 3.0.11.
apd.bitmask | "0" | PHP_INI_ALL | Removed in apd 0.9.
apd.dumpdir | NULL | PHP_INI_ALL |
apd.statement_tracing | "0" | PHP_INI_ALL | Available since apd 0.9.
arg_separator | "&" | PHP_INI_ALL | Removed in PHP 4.0.6.
arg_separator.input | "&" | PHP_INI_PERDIR | Available since PHP 4.0.5.
arg_separator.output | "&" | PHP_INI_ALL | Available since PHP 4.0.5.
asp_tags | "0" | PHP_INI_PERDIR | PHP_INI_ALL in PHP <= 4.0.0.
assert.active | "1" | PHP_INI_ALL |
assert.bail | "0" | PHP_INI_ALL |
assert.callback | NULL | PHP_INI_ALL |
assert.quiet_eval | "0" | PHP_INI_ALL |
assert.warning | "1" | PHP_INI_ALL |
async_send | "0" | PHP_INI_ALL | Available since PHP 4.2.0. Removed in PHP 4.3.0.
auto_append_file | NULL | PHP_INI_PERDIR | PHP_INI_ALL in PHP <= 4.2.3.
auto_detect_line_endings | "0" | PHP_INI_ALL | Available since PHP 4.3.0.
auto_globals_jit | "1" | PHP_INI_PERDIR | Available since PHP 5.0.0.
auto_prepend_file | NULL | PHP_INI_PERDIR | PHP_INI_ALL in PHP <= 4.2.3.
axis2.client_home | "~/work/axisc/c/deply" | PHP_INI_ALL |
axis2.enable_exception | "1" | PHP_INI_ALL |
axis2.enable_trace | "1" | PHP_INI_ALL |
axis2.log_path | "/tmp" | PHP_INI_ALL |
bcmath.scale | "0" | PHP_INI_ALL |
bcompiler.enabled | "1" | PHP_INI_ALL | Available since bcompiler 0.8.
birdstep.max_links | "-1" | PHP_INI_ALL | Available since PHP 4.2.0.
blenc.key_file | "/usr/local/etc/blenckeys" | PHP_INI_ALL |
browscap | NULL | PHP_INI_SYSTEM |
cgi.check_shebang_line | "1" | PHP_INI_SYSTEM | Available since PHP 5.2.1.
cgi.discard_path | "0" | PHP_INI_SYSTEM | Available since PHP 5.3.0.
cgi.fix_pathinfo | "1" | PHP_INI_SYSTEM | PHP_INI_ALL in PHP <= 5.2.0. Available since PHP 4.3.0.
cgi.force_redirect | "1" | PHP_INI_SYSTEM | PHP_INI_ALL in PHP <= 5.2.0. Available since PHP 4.2.0.
cgi.nph | "0" | PHP_INI_ALL | Available since PHP 4.3.5.
cgi.redirect_status_env | NULL | PHP_INI_SYSTEM | PHP_INI_ALL in PHP <= 5.2.0. Available since PHP 4.2.0.
cgi.rfc2616_headers | "0" | PHP_INI_ALL | Available since PHP 4.3.0.
child_terminate | "0" | PHP_INI_ALL | Available since PHP 4.0.5.
coin_acceptor.autoreset | "On" | PHP_INI_ALL | Removed in coin_acceptor 0.2.
coin_acceptor.auto_initialize | "Off" | PHP_INI_ALL | Available since coin_acceptor 0.2.
coin_acceptor.auto_reset | "On" | PHP_INI_ALL | Available since coin_acceptor 0.2.
coin_acceptor.command_function | "Off" | PHP_INI_ALL | Available since coin_acceptor 0.3.
coin_acceptor.delay | "53132" | PHP_INI_ALL | Removed in coin_acceptor 0.2.
coin_acceptor.delay_coins | "53132" | PHP_INI_ALL | Available since coin_acceptor 0.2.
coin_acceptor.delay_prom | "55748" | PHP_INI_ALL | Available since coin_acceptor 0.2.
coin_acceptor.device | "/dev/ttyS1" | PHP_INI_ALL | Removed in coin_acceptor 0.2.
coin_acceptor.lock_on_close | "Off" | PHP_INI_ALL | Available since coin_acceptor 0.2.
coin_acceptor.start_unlocked | "On" | PHP_INI_ALL | Available since coin_acceptor 0.2.
com.allow_dcom | "0" | PHP_INI_SYSTEM | Available since PHP 4.0.5.
com.autoregister_casesensitive | "1" | PHP_INI_ALL | PHP_INI_SYSTEM in PHP 4. Available since PHP 4.1.0.
com.autoregister_typelib | "0" | PHP_INI_ALL | PHP_INI_SYSTEM in PHP 4. Available since PHP 4.1.0.
com.autoregister_verbose | "0" | PHP_INI_ALL | PHP_INI_SYSTEM in PHP 4. Available since PHP 4.1.0.
com.code_page | "" | PHP_INI_ALL | Available since PHP 5.0.0.
com.typelib_file | "" | PHP_INI_SYSTEM | Available since PHP 4.0.5.
crack.default_dictionary | NULL | PHP_INI_PERDIR | PHP_INI_SYSTEM in crack <= 0.2. Available since PHP 4.0.5. Removed in PHP 5.0.0.
daffodildb.default_host | "localhost" | PHP_INI_ALL |
daffodildb.default_password | "daffodil" | PHP_INI_ALL |
daffodildb.default_socket | NULL | PHP_INI_ALL |
daffodildb.default_user | "DAFFODIL" | PHP_INI_ALL |
daffodildb.port | "3456" | PHP_INI_ALL |
date.default_latitude | "31.7667" | PHP_INI_ALL | Available since PHP 5.0.0.
date.default_longitude | "35.2333" | PHP_INI_ALL | Available since PHP 5.0.0.
date.sunrise_zenith | "90.583333" | PHP_INI_ALL | Available since PHP 5.0.0.
date.sunset_zenith | "90.583333" | PHP_INI_ALL | Available since PHP 5.0.0.
date.timezone | "" | PHP_INI_ALL | Available since PHP 5.1.0.
dba.default_handler | "" | PHP_INI_ALL | Available since PHP 4.3.3.
dbx.colnames_case | "unchanged" | PHP_INI_SYSTEM | Available since PHP 4.3.0. Removed in PHP 5.1.0.
default_charset | "" | PHP_INI_ALL |
default_mimetype | "text/html" | PHP_INI_ALL |
default_socket_timeout | "60" | PHP_INI_ALL | Available since PHP 4.3.0.
define_syslog_variables | "0" | PHP_INI_ALL |
detect_unicode | "1" | PHP_INI_ALL | Available since PHP 5.1.0. Removed in PHP 6.0.0.
disable_classes | "" | php.ini only | Available since PHP 4.3.2.
disable_functions | "" | php.ini only | Available since PHP 4.0.1.
display_errors | "1" | PHP_INI_ALL |
display_startup_errors | "0" | PHP_INI_ALL | Available since PHP 4.0.3.
docref_ext | "" | PHP_INI_ALL | Available since PHP 4.3.2.
docref_root | "" | PHP_INI_ALL | Available since PHP 4.3.0.
doc_root | NULL | PHP_INI_SYSTEM |
enable_dl | "1" | PHP_INI_SYSTEM | Removed in PHP 6.0.0.
engine | "1" | PHP_INI_ALL | Available since PHP 4.0.5.
error_append_string | NULL | PHP_INI_ALL |
error_log | NULL | PHP_INI_ALL |
error_prepend_string | NULL | PHP_INI_ALL |
error_reporting | NULL | PHP_INI_ALL |
etpan.default.charset | "utf-8" | PHP_INI_ALL |
etpan.default.protocol | "imap" | PHP_INI_ALL |
exif.decode_jis_intel | "JIS" | PHP_INI_ALL | Available since PHP 4.3.0.
exif.decode_jis_motorola | "JIS" | PHP_INI_ALL | Available since PHP 4.3.0.
exif.decode_unicode_intel | "UCS-2LE" | PHP_INI_ALL | Available since PHP 4.3.0.
exif.decode_unicode_motorola | "UCS-2BE" | PHP_INI_ALL | Available since PHP 4.3.0.
exif.encode_jis | "" | PHP_INI_ALL | Available since PHP 4.3.0.
exif.encode_unicode | "ISO-8859-15" | PHP_INI_ALL | Available since PHP 4.3.0.
expect.logfile | "" | PHP_INI_ALL |
expect.loguser | "1" | PHP_INI_ALL |
expect.timeout | "10" | PHP_INI_ALL |
expose_php | "1" | php.ini only |
extension_dir | "/path/to/php" | PHP_INI_SYSTEM |
fastcgi.impersonate | "0" | PHP_INI_SYSTEM | PHP_INI_ALL in PHP <= 5.2.0. Available since PHP 4.3.0.
fastcgi.logging | "1" | PHP_INI_SYSTEM | PHP_INI_ALL in PHP <= 5.2.0. Available since PHP 4.4.0. Removed in PHP 5.0.0.
fbsql.allow_persistant | "1" | PHP_INI_SYSTEM | Available since PHP 4.0.6. Removed in PHP 4.2.0.
fbsql.allow_persistent | "1" | PHP_INI_SYSTEM | Available since PHP 4.2.0.
fbsql.autocommit | "1" | PHP_INI_SYSTEM | Available since PHP 4.0.6.
fbsql.batchSize | "1000" | PHP_INI_SYSTEM | Available since PHP 4.2.0. Removed in PHP 5.1.0.
fbsql.batchsize | "1000" | PHP_INI_ALL | Available since PHP 5.1.0.
fbsql.default_database | "" | PHP_INI_SYSTEM | Available since PHP 4.0.6.
fbsql.default_database_password | "" | PHP_INI_SYSTEM | Available since PHP 4.0.6.
fbsql.default_host | NULL | PHP_INI_SYSTEM | Available since PHP 4.0.6.
fbsql.default_password | "" | PHP_INI_SYSTEM | Available since PHP 4.0.6.
fbsql.default_user | "_SYSTEM" | PHP_INI_SYSTEM | Available since PHP 4.0.6.
fbsql.generate_warnings | "0" | PHP_INI_SYSTEM | Available since PHP 4.0.6.
fbsql.max_connections | "128" | PHP_INI_SYSTEM | Available since PHP 4.0.6.
fbsql.max_links | "128" | PHP_INI_SYSTEM | Available since PHP 4.0.6.
fbsql.max_persistent | "-1" | PHP_INI_SYSTEM | Available since PHP 4.0.6.
fbsql.max_results | "128" | PHP_INI_SYSTEM | Available since PHP 4.0.6.
fbsql.mbatchSize | "1000" | PHP_INI_SYSTEM | Available since PHP 4.0.6. Removed in PHP 4.2.0.
fbsql.show_timestamp_decimals | "0" | PHP_INI_SYSTEM | Available since PHP 5.1.5.
file_uploads | "1" | PHP_INI_SYSTEM | PHP_INI_ALL in PHP <= 4.2.3. Available since PHP 4.0.3.
filter.default | "unsafe_raw" | PHP_INI_PERDIR | PHP_INI_ALL in filter <= 0.9.4. Available since PHP 5.2.0.
filter.default_flags | NULL | PHP_INI_PERDIR | PHP_INI_ALL in filter <= 0.9.4. Available since PHP 5.2.0.
from | "" | PHP_INI_ALL |
gd.jpeg_ignore_warning | "0" | PHP_INI_ALL | Available since PHP 5.1.3.
geoip.custom_directory | NULL | PHP_INI_ALL | Available since geoip 1.0.1.
geoip.database_standard | "GeoIP.dat" | PHP_INI_ALL | Removed in geoip 1.0.1.
gpc_order | "GPC" | PHP_INI_ALL | Removed in PHP 5.0.0.
hidef.ini_path | (char*)default_ini_path | PHP_INI_SYSTEM |
highlight.bg | "#FFFFFF" | PHP_INI_ALL | Removed in PHP 6.0.0.
highlight.comment | "#FF8000" | PHP_INI_ALL |
highlight.default | "#0000BB" | PHP_INI_ALL |
highlight.html | "#000000" | PHP_INI_ALL |
highlight.keyword | "#007700" | PHP_INI_ALL |
highlight.string | "#DD0000" | PHP_INI_ALL |
html_errors | "1" | PHP_INI_ALL | PHP_INI_SYSTEM in PHP <= 4.2.3. Available since PHP 4.0.2.
htscanner.config_file | ".htaccess" | PHP_INI_SYSTEM |
htscanner.default_docroot | "/" | PHP_INI_SYSTEM |
htscanner.default_ttl | "300" | PHP_INI_SYSTEM | Available since htscanner 0.6.0.
htscanner.stop_on_error | "0" | PHP_INI_SYSTEM | Available since htscanner 0.7.0.
http.allowed_methods | "" | PHP_INI_ALL | Available since pecl_http 0.4.0. Removed in pecl_http 1.0.0.
http.allowed_methods_log | "" | PHP_INI_ALL | Available since pecl_http 0.12.0. Removed in pecl_http 1.0.0.
http.cache_log | "" | PHP_INI_ALL | Available since pecl_http 0.8.0. Removed in pecl_http 1.0.0.
http.composite_log | "" | PHP_INI_ALL | Available since pecl_http 0.12.0. Removed in pecl_http 1.0.0.
http.etag.mode | "MD5" | PHP_INI_ALL | Available since pecl_http 1.0.0.
http.etag_mode | "MD5" | PHP_INI_ALL | Available since pecl_http 0.12.0. Removed in pecl_http 1.0.0.
http.force_exit | "1" | PHP_INI_ALL | Available since pecl_http 0.18.0.
http.log.allowed_methods | "" | PHP_INI_ALL | Available since pecl_http 1.0.0.
http.log.cache | "" | PHP_INI_ALL | Available since pecl_http 1.0.0.
http.log.composite | "" | PHP_INI_ALL | Available since pecl_http 1.0.0.
http.log.not_found | "" | PHP_INI_ALL | Available since pecl_http 1.0.0.
http.log.redirect | "" | PHP_INI_ALL | Available since pecl_http 1.0.0.
http.ob_deflate_auto | "0" | PHP_INI_PERDIR | Available since pecl_http 0.21.0. Removed in pecl_http 1.0.0.
http.ob_deflate_flags | "0" | PHP_INI_ALL | Available since pecl_http 0.21.0. Removed in pecl_http 1.0.0.
http.ob_inflate_auto | "0" | PHP_INI_PERDIR | Available since pecl_http 0.21.0. Removed in pecl_http 1.0.0.
http.ob_inflate_flags | "0" | PHP_INI_ALL | Available since pecl_http 0.21.0. Removed in pecl_http 1.0.0.
http.only_exceptions | "0" | PHP_INI_ALL | Available since pecl_http 0.11.0.
http.persistent.handles.ident | "GLOBAL" | PHP_INI_ALL | Available since pecl_http 1.5.0.
http.persistent.handles.limit | "-1" | PHP_INI_SYSTEM | Available since pecl_http 1.5.0.
http.redirect_log | "" | PHP_INI_ALL | Available since pecl_http 0.12.0. Removed in pecl_http 1.0.0.
http.request.datashare.connect | "0" | PHP_INI_SYSTEM | Available since pecl_http 1.3.0.
http.request.datashare.cookie | "0" | PHP_INI_SYSTEM | Available since pecl_http 1.3.0.
http.request.datashare.dns | "1" | PHP_INI_SYSTEM | Available since pecl_http 1.3.0.
http.request.datashare.ssl | "0" | PHP_INI_SYSTEM | Available since pecl_http 1.3.0.
http.request.methods.allowed | "" | PHP_INI_ALL | Available since pecl_http 1.0.0.
http.request.methods.custom | "" | PHP_INI_PERDIR | Available since pecl_http 1.0.0.
http.send.deflate.start_auto | "0" | PHP_INI_PERDIR | Available since pecl_http 1.0.0.
http.send.deflate.start_flags | "0" | PHP_INI_ALL | Available since pecl_http 1.0.0.
http.send.inflate.start_auto | "0" | PHP_INI_PERDIR | Available since pecl_http 1.0.0.
http.send.inflate.start_flags | "0" | PHP_INI_ALL | Available since pecl_http 1.0.0.
http.send.not_found_404 | "1" | PHP_INI_ALL | Available since pecl_http 1.0.0.
hyerwave.allow_persistent | "0" | PHP_INI_SYSTEM | Removed in PHP 4.3.2.
hyperwave.allow_persistent | "0" | PHP_INI_SYSTEM | Available since PHP 4.3.2. Removed in PHP 5.0.0.
hyperwave.default_port | "418" | PHP_INI_ALL | Removed in PHP 5.0.0.
ibase.allow_persistent | "1" | PHP_INI_SYSTEM |
ibase.dateformat | "%Y-%m-%d" | PHP_INI_ALL |
ibase.default_charset | NULL | PHP_INI_ALL | Available since PHP 5.0.0.
ibase.default_db | NULL | PHP_INI_SYSTEM | Available since PHP 5.0.0.
ibase.default_password | NULL | PHP_INI_ALL |
ibase.default_user | NULL | PHP_INI_ALL |
ibase.max_links | "-1" | PHP_INI_SYSTEM |
ibase.max_persistent | "-1" | PHP_INI_SYSTEM |
ibase.timeformat | "%H:%M:%S" | PHP_INI_ALL |
ibase.timestampformat | "%Y-%m-%d %H:%M:%S" | PHP_INI_ALL |
ibm_db2.binmode | "1" | PHP_INI_ALL |
ibm_db2.i5_allow_commit | "0" | PHP_INI_SYSTEM | Available since ibm_db2 1.4.9.
ibm_db2.i5_dbcs_alloc | "0" | PHP_INI_SYSTEM | Available since ibm_db2 1.5.0.
ibm_db2.instance_name | NULL | PHP_INI_SYSTEM | Available since ibm_db2 1.0.2.
iconv.input_encoding | "ISO-8859-1" | PHP_INI_ALL | Available since PHP 4.0.5.
iconv.internal_encoding | "ISO-8859-1" | PHP_INI_ALL | Available since PHP 4.0.5.
iconv.output_encoding | "ISO-8859-1" | PHP_INI_ALL | Available since PHP 4.0.5.
ifx.allow_persistent | "1" | PHP_INI_SYSTEM | Removed in PHP 5.2.1.
ifx.blobinfile | "1" | PHP_INI_ALL | Removed in PHP 5.2.1.
ifx.byteasvarchar | "0" | PHP_INI_ALL | Removed in PHP 5.2.1.
ifx.charasvarchar | "0" | PHP_INI_ALL | Removed in PHP 5.2.1.
ifx.default_host | NULL | PHP_INI_SYSTEM | Removed in PHP 5.2.1.
ifx.default_password | NULL | PHP_INI_SYSTEM | Removed in PHP 5.2.1.
ifx.default_user | NULL | PHP_INI_SYSTEM | Removed in PHP 5.2.1.
ifx.max_links | "-1" | PHP_INI_SYSTEM | Removed in PHP 5.2.1.
ifx.max_persistent | "-1" | PHP_INI_SYSTEM | Removed in PHP 5.2.1.
ifx.nullformat | "0" | PHP_INI_ALL | Removed in PHP 5.2.1.
ifx.textasvarchar | "0" | PHP_INI_ALL | Removed in PHP 5.2.1.
ignore_repeated_errors | "0" | PHP_INI_ALL | Available since PHP 4.3.0.
ignore_repeated_source | "0" | PHP_INI_ALL | Available since PHP 4.3.0.
ignore_user_abort | "0" | PHP_INI_ALL |
imlib2.font_cache_max_size | "524288" | PHP_INI_ALL |
imlib2.font_path | "/usr/share/php/fonts/" | PHP_INI_ALL |
implicit_flush | "0" | PHP_INI_ALL | PHP_INI_PERDIR in PHP <= 4.2.3.
include_path | ".;/path/to/php/pear" | PHP_INI_ALL |
ingres.allow_persistent | "1" | PHP_INI_SYSTEM | Available since PHP 4.0.2. Removed in PHP 5.1.0.
ingres.array_index_start | "1" | PHP_INI_ALL | Available since ingres 1.4.0.
ingres.blob_segment_length | "4096" | PHP_INI_ALL | Available since ingres 1.2.0.
ingres.cursor_mode | "0" | PHP_INI_ALL | Available since ingres 1.1.
ingres.default_database | NULL | PHP_INI_ALL | Available since PHP 4.0.2. Removed in PHP 5.1.0.
ingres.default_password | NULL | PHP_INI_ALL | Available since PHP 4.0.2. Removed in PHP 5.1.0.
ingres.default_user | NULL | PHP_INI_ALL | Available since PHP 4.0.2. Removed in PHP 5.1.0.
ingres.max_links | "-1" | PHP_INI_SYSTEM | Available since PHP 4.0.2. Removed in PHP 5.1.0.
ingres.max_persistent | "-1" | PHP_INI_SYSTEM | Available since PHP 4.0.2. Removed in PHP 5.1.0.
ingres.report_db_warnings | "1" | PHP_INI_ALL | Available since ingres 1.1.
ingres.timeout | "-1" | PHP_INI_ALL | Available since ingres 1.4.0.
ingres.trace_connect | "0" | PHP_INI_ALL | Available since ingres 1.2.1.
ircg.control_user | "nobody" | PHP_INI_ALL | Available since PHP 5.0.0. Removed in PHP 5.1.0.
ircg.keep_alive_interval | "60" | PHP_INI_ALL | Available since PHP 5.0.0. Removed in PHP 5.1.0.
ircg.max_format_message_sets | "12" | PHP_INI_ALL | Available since PHP 5.0.0. Removed in PHP 5.1.0.
ircg.shared_mem_size | "6000000" | PHP_INI_ALL | Available since PHP 5.0.0. Removed in PHP 5.1.0.
ircg.work_dir | "/tmp/ircg" | PHP_INI_ALL | Available since PHP 5.0.0. Removed in PHP 5.1.0.
last_modified | "0" | PHP_INI_ALL | Available since PHP 4.0.5.
ldap.base_dn | NULL | PHP_INI_ALL | Removed in PHP 4.2.0.
ldap.max_links | "-1" | PHP_INI_SYSTEM |
log.dbm_dir | "" | PHP_INI_ALL | Removed in PHP 4.0.1.
log_errors | "0" | PHP_INI_ALL |
log_errors_max_len | "1024" | PHP_INI_ALL | Available since PHP 4.3.0.
magic_quotes_gpc | "1" | PHP_INI_PERDIR | PHP_INI_ALL in PHP <= 4.2.3. Removed in PHP 6.0.0.
magic_quotes_runtime | "0" | PHP_INI_ALL | Removed in PHP 6.0.0.
magic_quotes_sybase | "0" | PHP_INI_ALL | Removed in PHP 6.0.0.
mail.force_extra_parameters | NULL | php.ini only | Available since PHP 5.0.0.
mailparse.def_charset | "us-ascii" | PHP_INI_ALL | Available since PHP 4.1.0. Removed in PHP 4.2.0.
maxdb.default_db | NULL | PHP_INI_ALL |
maxdb.default_host | NULL | PHP_INI_ALL |
maxdb.default_pw | NULL | PHP_INI_ALL |
maxdb.default_user | NULL | PHP_INI_ALL |
maxdb.long_readlen | "200" | PHP_INI_ALL |
max_execution_time | "30" | PHP_INI_ALL |
max_input_nesting_level | "64" | PHP_INI_PERDIR | Available since PHP 4.4.8. Removed in PHP 5.0.0.
max_input_time | "-1" | PHP_INI_PERDIR | Available since PHP 4.3.0.
mbstring.detect_order | NULL | PHP_INI_ALL | Available since PHP 4.0.6.
mbstring.encoding_translation | "0" | PHP_INI_PERDIR | Available since PHP 4.3.0.
mbstring.func_overload | "0" | PHP_INI_PERDIR | PHP_INI_SYSTEM in PHP <= 4.2.3. Available since PHP 4.2.0.
mbstring.http_input | "pass" | PHP_INI_ALL | Available since PHP 4.0.6.
mbstring.http_output | "pass" | PHP_INI_ALL | Available since PHP 4.0.6.
mbstring.internal_encoding | NULL | PHP_INI_ALL | Available since PHP 4.0.6.
mbstring.language | "neutral" | PHP_INI_PERDIR | Available since PHP 4.3.0.
mbstring.script_encoding | NULL | PHP_INI_ALL | Available since PHP 4.3.0.
mbstring.strict_detection | "0" | PHP_INI_ALL | Available since PHP 5.1.2.
mbstring.substitute_character | NULL | PHP_INI_ALL | Available since PHP 4.0.6.
mcrypt.algorithms_dir | NULL | PHP_INI_ALL | Available since PHP 4.0.2.
mcrypt.modes_dir | NULL | PHP_INI_ALL | Available since PHP 4.0.2.
memcache.allow_failover | "1" | PHP_INI_ALL | Available since memcache 2.0.2.
memcache.chunk_size | "8192" | PHP_INI_ALL | Available since memcache 2.0.2.
memcache.default_port | "11211" | PHP_INI_ALL | Available since memcache 2.0.2.
memcache.hash_function | "crc32" | PHP_INI_ALL | Available since memcache 2.2.0.
memcache.hash_strategy | "standard" | PHP_INI_ALL | Available since memcache 2.2.0.
memcache.max_failover_attempts | "20" | PHP_INI_ALL | Available since memcache 2.1.0.
memory_limit | "128M" | PHP_INI_ALL |
mime_magic.debug | "0" | PHP_INI_SYSTEM | Available since PHP 5.0.0.
mime_magic.magicfile | "/path/to/php/magic.mime" | PHP_INI_SYSTEM | Available since PHP 4.3.0.
msql.allow_persistent | "1" | PHP_INI_ALL |
msql.max_links | "-1" | PHP_INI_ALL |
msql.max_persistent | "-1" | PHP_INI_ALL |
mssql.allow_persistent | "1" | PHP_INI_SYSTEM |
mssql.batchsize | "0" | PHP_INI_ALL | Available since PHP 4.0.4.
mssql.charset | "" | PHP_INI_ALL | Available since PHP 5.1.2.
mssql.compatability_mode | "0" | PHP_INI_ALL |
mssql.connect_timeout | "5" | PHP_INI_ALL |
mssql.datetimeconvert | "1" | PHP_INI_ALL | Available since PHP 4.2.0.
mssql.max_links | "-1" | PHP_INI_SYSTEM |
mssql.max_persistent | "-1" | PHP_INI_SYSTEM |
mssql.max_procs | "-1" | PHP_INI_ALL | Available since PHP 4.3.0.
mssql.min_error_severity | "10" | PHP_INI_ALL |
mssql.min_message_severity | "10" | PHP_INI_ALL |
mssql.secure_connection | "0" | PHP_INI_SYSTEM | Available since PHP 4.3.0.
mssql.textlimit | "-1" | PHP_INI_ALL |
mssql.textsize | "-1" | PHP_INI_ALL |
mssql.timeout | "60" | PHP_INI_ALL | Available since PHP 4.1.0.
mysql.allow_local_infile | "1" | PHP_INI_SYSTEM | Available since PHP 6.0.0.
mysql.allow_persistent | "1" | PHP_INI_SYSTEM |
mysql.cache_size | "2000" | PHP_INI_SYSTEM | Available since PHP 6.0.0.
mysql.connect_timeout | "60" | PHP_INI_ALL | PHP_INI_SYSTEM in PHP <= 4.3.2. Available since PHP 4.3.0.
mysql.default_host | NULL | PHP_INI_ALL |
mysql.default_password | NULL | PHP_INI_ALL |
mysql.default_port | NULL | PHP_INI_ALL |
mysql.default_socket | NULL | PHP_INI_ALL | Available since PHP 4.0.1.
mysql.default_user | NULL | PHP_INI_ALL |
mysql.max_links | "-1" | PHP_INI_SYSTEM |
mysql.max_persistent | "-1" | PHP_INI_SYSTEM |
mysql.trace_mode | "0" | PHP_INI_ALL | Available since PHP 4.3.0.
mysqli.allow_local_infile | "1" | PHP_INI_SYSTEM | Available since PHP 6.0.0.
mysqli.cache_size | "2000" | PHP_INI_SYSTEM | Available since PHP 6.0.0.
mysqli.default_host | NULL | PHP_INI_ALL | Available since PHP 5.0.0.
mysqli.default_port | "3306" | PHP_INI_ALL | Available since PHP 5.0.0.
mysqli.default_pw | NULL | PHP_INI_ALL | Available since PHP 5.0.0.
mysqli.default_socket | NULL | PHP_INI_ALL | Available since PHP 5.0.0.
mysqli.default_user | NULL | PHP_INI_ALL | Available since PHP 5.0.0.
mysqli.max_links | "-1" | PHP_INI_SYSTEM | Available since PHP 5.0.0.
mysqli.reconnect | "0" | PHP_INI_SYSTEM | Available since PHP 5.0.0.
mysqlnd.collect_statistics | "1" | PHP_INI_SYSTEM | Available since PHP 6.0.0.
namazu.debugmode | "0" | PHP_INI_ALL |
namazu.lang | NULL | PHP_INI_ALL |
namazu.loggingmode | "0" | PHP_INI_ALL |
namazu.sortmethod | NULL | PHP_INI_ALL |
namazu.sortorder | NULL | PHP_INI_ALL |
nsapi.read_timeout | "60" | PHP_INI_ALL | Available since PHP 4.3.3.
oci8.default_prefetch | "10" | PHP_INI_SYSTEM | Available since PHP 5.1.2.
oci8.max_persistent | "-1" | PHP_INI_SYSTEM | Available since PHP 5.1.2.
oci8.old_oci_close_semantics | "0" | PHP_INI_SYSTEM | Available since PHP 5.1.2.
oci8.persistent_timeout | "-1" | PHP_INI_SYSTEM | Available since PHP 5.1.2.
oci8.ping_interval | "60" | PHP_INI_SYSTEM | Available since PHP 5.1.2.
oci8.privileged_connect | "0" | PHP_INI_SYSTEM | Available since PHP 5.1.2.
oci8.statement_cache_size | "20" | PHP_INI_SYSTEM | Available since PHP 5.1.2.
odbc.allow_persistent | "1" | PHP_INI_SYSTEM |
odbc.check_persistent | "1" | PHP_INI_SYSTEM |
odbc.defaultbinmode | "1" | PHP_INI_ALL |
odbc.defaultlrl | "4096" | PHP_INI_ALL |
odbc.default_db | NULL | PHP_INI_ALL |
odbc.default_pw | NULL | PHP_INI_ALL |
odbc.default_user | NULL | PHP_INI_ALL |
odbc.max_links | "-1" | PHP_INI_SYSTEM |
odbc.max_persistent | "-1" | PHP_INI_SYSTEM |
odbtp.datetime_format | "object" | PHP_INI_ALL |
odbtp.detach_default_queries | "0" | PHP_INI_ALL |
odbtp.guid_format | "string" | PHP_INI_ALL | Available since odbtp 1.1.3.
odbtp.interface_file | "/usr/local/share/odbtp.conf" | PHP_INI_ALL |
odbtp.truncation_errors | "1" | PHP_INI_ALL |
opendirectory.default_separator | "/" | PHP_INI_ALL | Removed in opendirectory 0.2.2.
opendirectory.max_refs | "-1" | PHP_INI_ALL |
opendirectory.separator | "/" | PHP_INI_ALL | Available since opendirectory 0.2.2.
open_basedir | NULL | PHP_INI_ALL | PHP_INI_SYSTEM in PHP < 6.
oracle.allow_persistent | "-1" | PHP_INI_ALL | Removed in PHP 5.1.0.
oracle.max_links | "-1" | PHP_INI_ALL | Removed in PHP 5.1.0.
oracle.max_persistent | "-1" | PHP_INI_ALL | Removed in PHP 5.1.0.
output_buffering | "0" | PHP_INI_PERDIR |
output_handler | NULL | PHP_INI_PERDIR | Available since PHP 4.0.4.
pam.servicename | "php" | PHP_INI_ALL |
pcre.backtrack_limit | "100000" | PHP_INI_ALL | Available since PHP 5.2.0.
pcre.recursion_limit | "100000" | PHP_INI_ALL | Available since PHP 5.2.0.
pdo_odbc.connection_pooling | "strict" | PHP_INI_ALL | Available since PHP 5.1.0.
pdo_odbc.db2_instance_name | NULL | PHP_INI_SYSTEM | Available since PHP 5.1.1. Removed in PHP 6.0.0.
pfpro.defaulthost | "test-payflow.verisign.com" | PHP_INI_ALL | Available since PHP 4.0.2. Removed in PHP 5.1.0.
pfpro.defaultport | "443" | PHP_INI_ALL | Available since PHP 4.0.2. Removed in PHP 5.1.0.
pfpro.defaulttimeout | "30" | PHP_INI_ALL | Available since PHP 4.0.2. Removed in PHP 5.1.0.
pfpro.proxyaddress | "" | PHP_INI_ALL | Available since PHP 4.0.2. Removed in PHP 5.1.0.
pfpro.proxylogon | "" | PHP_INI_ALL | Available since PHP 4.0.2. Removed in PHP 5.1.0.
pfpro.proxypassword | "" | PHP_INI_ALL | Available since PHP 4.0.2. Removed in PHP 5.1.0.
pfpro.proxyport | "" | PHP_INI_ALL | Available since PHP 4.0.2. Removed in PHP 5.1.0.
pgsql.allow_persistent | "1" | PHP_INI_SYSTEM |
pgsql.auto_reset_persistent | "0" | PHP_INI_SYSTEM | Available since PHP 4.2.0.
pgsql.ignore_notice | "0" | PHP_INI_ALL | Available since PHP 4.3.0.
pgsql.log_notice | "0" | PHP_INI_ALL | Available since PHP 4.3.0.
pgsql.max_links | "-1" | PHP_INI_SYSTEM |
pgsql.max_persistent | "-1" | PHP_INI_SYSTEM |
phar.extract_list | "" | PHP_INI_ALL | Available since phar 1.1.0.
phar.readonly | "1" | PHP_INI_ALL |
phar.require_hash | "1" | PHP_INI_ALL |
post_max_size | "8M" | PHP_INI_PERDIR | PHP_INI_SYSTEM in PHP <= 4.2.3. Available since PHP 4.0.3.
precision | "14" | PHP_INI_ALL |
printer.default_printer | "" | PHP_INI_ALL | Available since PHP 4.0.6. Removed in PHP 4.1.1.
python.append_path | "" | PHP_INI_ALL |
python.prepend_path | "." | PHP_INI_ALL |
realpath_cache_size | "16K" | PHP_INI_SYSTEM | Available since PHP 5.1.0.
realpath_cache_ttl | "120" | PHP_INI_SYSTEM | Available since PHP 5.1.0.
register_argc_argv | "1" | PHP_INI_PERDIR | PHP_INI_ALL in PHP <= 4.2.3.
register_globals | "0" | PHP_INI_PERDIR | PHP_INI_ALL in PHP <= 4.2.3. Removed in PHP 6.0.0.
register_long_arrays | "1" | PHP_INI_PERDIR | Available since PHP 5.0.0. Removed in PHP 6.0.0.
report_memleaks | "1" | PHP_INI_ALL | Available since PHP 4.3.0.
report_zend_debug | "1" | PHP_INI_ALL | Available since PHP 5.0.0.
runkit.internal_override | "0" | PHP_INI_SYSTEM |
runkit.superglobal | "" | PHP_INI_PERDIR |
safe_mode | "0" | PHP_INI_SYSTEM | Removed in PHP 6.0.0.
safe_mode_allowed_env_vars | "PHP_" | PHP_INI_SYSTEM | Removed in PHP 6.0.0.
safe_mode_exec_dir | "" | PHP_INI_SYSTEM | Removed in PHP 6.0.0.
safe_mode_gid | "0" | PHP_INI_SYSTEM | Available since PHP 4.1.0. Removed in PHP 6.0.0.
safe_mode_include_dir | NULL | PHP_INI_SYSTEM | Available since PHP 4.1.0. Removed in PHP 6.0.0.
safe_mode_protected_env_vars | "LD_LIBRARY_PATH" | PHP_INI_SYSTEM | Removed in PHP 6.0.0.
sendmail_from | NULL | PHP_INI_ALL |
sendmail_path | "/usr/sbin/sendmail -t -i" | PHP_INI_SYSTEM |
serialize_precision | "100" | PHP_INI_ALL | Available since PHP 4.3.2.
session.auto_start | "0" | PHP_INI_ALL |
session.bug_compat_42 | "1" | PHP_INI_ALL | Available since PHP 4.3.0. Removed in PHP 6.0.0.
session.bug_compat_warn | "1" | PHP_INI_ALL | Available since PHP 4.3.0. Removed in PHP 6.0.0.
session.cache_expire | "180" | PHP_INI_ALL |
session.cache_limiter | "nocache" | PHP_INI_ALL |
session.cookie_domain | "" | PHP_INI_ALL |
session.cookie_httponly | "" | PHP_INI_ALL | Available since PHP 5.2.0.
session.cookie_lifetime | "0" | PHP_INI_ALL |
session.cookie_path | "/" | PHP_INI_ALL |
session.cookie_secure | "" | PHP_INI_ALL | Available since PHP 4.0.4.
session.entropy_file | "" | PHP_INI_ALL |
session.entropy_length | "0" | PHP_INI_ALL |
session.gc_dividend | "100" | PHP_INI_ALL | Available since PHP 4.3.0. Removed in PHP 4.3.2.
session.gc_divisor | "100" | PHP_INI_ALL | Available since PHP 4.3.2.
session.gc_maxlifetime | "1440" | PHP_INI_ALL |
session.gc_probability | "1" | PHP_INI_ALL |
session.hash_bits_per_character | "4" | PHP_INI_ALL | Available since PHP 5.0.0.
session.hash_function | "0" | PHP_INI_ALL | Available since PHP 5.0.0.
session.name | "PHPSESSID" | PHP_INI_ALL |
session.referer_check | "" | PHP_INI_ALL |
session.save_handler | "files" | PHP_INI_ALL |
session.save_path | "" | PHP_INI_ALL |
session.serialize_handler | "php" | PHP_INI_ALL |
session.use_cookies | "1" | PHP_INI_ALL |
session.use_only_cookies | "1" | PHP_INI_ALL | Available since PHP 4.3.0.
session.use_trans_sid | "0" | PHP_INI_ALL | PHP_INI_ALL in PHP <= 4.2.3. PHP_INI_PERDIR in PHP < 5. Available since PHP 4.0.3.
session_pgsql.create_table | "1" | PHP_INI_SYSTEM |
session_pgsql.db | "host=localhost dbname=php_session user=nobody" | PHP_INI_SYSTEM |
session_pgsql.disable | "0" | PHP_INI_SYSTEM |
session_pgsql.failover_mode | "0" | PHP_INI_SYSTEM |
session_pgsql.gc_interval | "3600" | PHP_INI_SYSTEM |
session_pgsql.keep_expired | "0" | PHP_INI_SYSTEM |
session_pgsql.sem_file_name | "/tmp/php_session_pgsql" | PHP_INI_SYSTEM |
session_pgsql.serializable | "0" | PHP_INI_SYSTEM |
session_pgsql.short_circuit | "0" | PHP_INI_SYSTEM |
session_pgsql.use_app_vars | "0" | PHP_INI_SYSTEM |
session_pgsql.vacuum_interval | "21600" | PHP_INI_SYSTEM |
short_open_tag | "1" | PHP_INI_PERDIR | PHP_INI_ALL in PHP <= 4.0.0.
simple_cvs.authMethod | "0" | PHP_INI_ALL |
simple_cvs.compressionLevel | "0" | PHP_INI_ALL |
simple_cvs.cvsRoot | "0" | PHP_INI_ALL |
simple_cvs.host | "0" | PHP_INI_ALL |
simple_cvs.moduleName | "0" | PHP_INI_ALL |
simple_cvs.userName | "0" | PHP_INI_ALL |
simple_cvs.workingDir | "0" | PHP_INI_ALL |
SMTP | "localhost" | PHP_INI_ALL |
smtp_port | "25" | PHP_INI_ALL | Available since PHP 4.3.0.
soap.wsdl_cache | "1" | PHP_INI_ALL | Available since PHP 5.1.5.
soap.wsdl_cache_dir | "/tmp" | PHP_INI_ALL | Available since PHP 5.0.0.
soap.wsdl_cache_enabled | "1" | PHP_INI_ALL | Available since PHP 5.0.0.
soap.wsdl_cache_limit | "5" | PHP_INI_ALL | Available since PHP 5.1.5.
soap.wsdl_cache_ttl | "86400" | PHP_INI_ALL | Available since PHP 5.0.0.
sql.safe_mode | "0" | PHP_INI_SYSTEM |
sqlite.assoc_case | "0" | PHP_INI_ALL | Available since PHP 5.0.0.
sqlite.iso8859.locale | "1" | PHP_INI_ALL | Available since PHP 6.0.0.
sybase.allow_persistent | "1" | PHP_INI_ALL | PHP_INI_ALL in PHP <= 4.0.2. PHP_INI_SYSTEM in PHP <= 4.0.3.
sybase.compatability_mode | "0" | PHP_INI_ALL |
sybase.hostname | NULL | PHP_INI_ALL | Removed in PHP 4.0.2.
sybase.interface_file | "" | PHP_INI_ALL |
sybase.login_timeout | "0" | PHP_INI_ALL | Removed in PHP 4.0.2.
sybase.max_links | "-1" | PHP_INI_ALL | PHP_INI_ALL in PHP <= 4.0.2. PHP_INI_SYSTEM in PHP <= 4.0.3.
sybase.max_persistent | "-1" | PHP_INI_ALL | PHP_INI_ALL in PHP <= 4.0.2. PHP_INI_SYSTEM in PHP <= 4.0.3.
sybase.min_client_severity | "10" | PHP_INI_ALL | Removed in PHP 4.0.2.
sybase.min_error_severity | "10" | PHP_INI_ALL |
sybase.min_message_severity | "10" | PHP_INI_ALL |
sybase.min_server_severity | "10" | PHP_INI_ALL | Removed in PHP 4.0.2.
sybase.timeout | "0" | PHP_INI_ALL | Removed in PHP 4.0.2.
sybct.allow_persistent | "1" | PHP_INI_SYSTEM | PHP_INI_ALL in PHP <= 4.0.2. Available since PHP 4.0.2. Removed in PHP 4.0.3.
sybct.deadlock_retry_count | "0" | PHP_INI_ALL | Available since PHP 4.3.0.
sybct.hostname | NULL | PHP_INI_ALL | Available since PHP 4.0.2. Removed in PHP 4.0.3.
sybct.login_timeout | "-1" | PHP_INI_ALL | Available since PHP 4.0.2.
sybct.max_links | "-1" | PHP_INI_SYSTEM | PHP_INI_ALL in PHP <= 4.0.2. Available since PHP 4.0.2. Removed in PHP 4.0.3.
sybct.max_persistent | "-1" | PHP_INI_SYSTEM | PHP_INI_ALL in PHP <= 4.0.2. Available since PHP 4.0.2. Removed in PHP 4.0.3.
sybct.min_client_severity | "10" | PHP_INI_ALL | Available since PHP 4.0.2. Removed in PHP 4.0.3.
sybct.min_server_severity | "10" | PHP_INI_ALL | Available since PHP 4.0.2. Removed in PHP 4.0.3.
sybct.packet_size | "0" | PHP_INI_ALL | Available since PHP 4.3.5.
sybct.timeout | "0" | PHP_INI_ALL | Available since PHP 4.0.2.
sysvshm.init_mem | "10000" | PHP_INI_ALL |
tidy.clean_output | "0" | PHP_INI_USER | PHP_INI_PERDIR in PHP 5. Available since PHP 5.0.0.
tidy.default_config | "" | PHP_INI_SYSTEM | Available since PHP 5.0.0.
track_errors | "0" | PHP_INI_ALL |
track_vars | "1" | PHP_INI_ALL | Removed in PHP 4.0.3.
unicode.fallback_encoding | NULL | PHP_INI_ALL | Available since PHP 6.0.0.
unicode.filesystem_encoding | NULL | PHP_INI_ALL | Available since PHP 6.0.0.
unicode.http_input_encoding | NULL | PHP_INI_ALL | Available since PHP 6.0.0.
unicode.output_encoding | NULL | PHP_INI_ALL | Available since PHP 6.0.0.
unicode.runtime_encoding | NULL | PHP_INI_ALL | Available since PHP 6.0.0.
unicode.script_encoding | NULL | PHP_INI_ALL | Available since PHP 6.0.0.
unicode.semantics | "0" | PHP_INI_SYSTEM | Available since PHP 6.0.0.
unicode.stream_encoding | "UTF-8" | PHP_INI_ALL | Available since PHP 6.0.0.
unserialize_callback_func | NULL | PHP_INI_ALL | Available since PHP 4.2.0.
uploadprogress.file.filename_template | "/tmp/upt_%s.txt" | PHP_INI_ALL |
upload_max_filesize | "2M" | PHP_INI_PERDIR | PHP_INI_ALL in PHP <= 4.2.3.
upload_tmp_dir | NULL | PHP_INI_SYSTEM |
url_rewriter.tags | "a=href,area=href,frame=src,form=,fieldset=" | PHP_INI_ALL | Available since PHP 4.0.4.
user_agent | NULL | PHP_INI_ALL | Available since PHP 4.3.0.
user_dir | NULL | PHP_INI_SYSTEM |
user_ini.cache_ttl | "300" | PHP_INI_SYSTEM | Available since PHP 5.3.0.
user_ini.filename | ".user.ini" | PHP_INI_SYSTEM | Available since PHP 5.3.0.
valkyrie.auto_validate | "0" | PHP_INI_ALL |
valkyrie.config_path | NULL | PHP_INI_ALL |
variables_order | "EGPCS" | PHP_INI_PERDIR | PHP_INI_ALL in PHP <= 5.0.5.
velocis.max_links | "-1" | PHP_INI_ALL | Removed in PHP 4.2.0.
vld.active | "0" | PHP_INI_SYSTEM |
vld.execute | "1" | PHP_INI_SYSTEM | Available since vld 0.8.0.
vld.skip_append | "0" | PHP_INI_SYSTEM | Available since vld 0.8.0.
vld.skip_prepend | "0" | PHP_INI_SYSTEM | Available since vld 0.8.0.
xbithack | "0" | PHP_INI_ALL | Available since PHP 4.0.5.
xdebug.auto_profile | "0" | PHP_INI_ALL | Removed in Xdebug 2.0.0.
xdebug.auto_profile_mode | "0" | PHP_INI_ALL | Removed in Xdebug 2.0.0.
xdebug.auto_trace | "0" | PHP_INI_ALL |
xdebug.collect_includes | "1" | PHP_INI_ALL | Available since Xdebug 2.0.0.
xdebug.collect_params | "0" | PHP_INI_ALL |
xdebug.collect_return | "0" | PHP_INI_ALL | Available since Xdebug 2.0.0.
xdebug.collect_vars | "0" | PHP_INI_ALL | Available since Xdebug 2.0.0.
xdebug.default_enable | "1" | PHP_INI_ALL | PHP_INI_SYSTEM in Xdebug 1.
xdebug.dump.COOKIE | NULL | PHP_INI_ALL |
xdebug.dump.ENV | NULL | PHP_INI_ALL |
xdebug.dump.FILES | NULL | PHP_INI_ALL |
xdebug.dump.GET | NULL | PHP_INI_ALL |
xdebug.dump.POST | NULL | PHP_INI_ALL |
xdebug.dump.REQUEST | NULL | PHP_INI_ALL |
xdebug.dump.SERVER | NULL | PHP_INI_ALL |
xdebug.dump.SESSION | NULL | PHP_INI_ALL |
xdebug.dump_globals | "1" | PHP_INI_ALL | Available since Xdebug 2.0.0.
xdebug.dump_once | "1" | PHP_INI_ALL |
xdebug.dump_undefined | "0" | PHP_INI_ALL |
xdebug.extended_info | "1" | PHP_INI_SYSTEM | Available since Xdebug 2.0.0.
xdebug.idekey | "" | PHP_INI_ALL | Available since Xdebug 2.0.0.
xdebug.manual_url | "http://www.php.net" | PHP_INI_ALL |
xdebug.max_nesting_level | "100" | PHP_INI_ALL |
xdebug.output_dir | "/tmp" | PHP_INI_PERDIR | PHP_INI_SYSTEM in Xdebug <= 1.2.0. Removed in Xdebug 2.0.0.
xdebug.profiler_aggregate | "0" | PHP_INI_PERDIR | Available since Xdebug 2.0.0.
xdebug.profiler_append | "0" | PHP_INI_PERDIR | Available since Xdebug 2.0.0.
xdebug.profiler_enable | "0" | PHP_INI_PERDIR | Available since Xdebug 2.0.0.
xdebug.profiler_enable_trigger | "0" | PHP_INI_PERDIR | Available since Xdebug 2.0.0.
xdebug.profiler_output_dir | "/tmp" | PHP_INI_PERDIR | Available since Xdebug 2.0.0.
xdebug.profiler_output_name | "cachegrind.out.%p" | PHP_INI_PERDIR | Available since Xdebug 2.0.0.
xdebug.remote_autostart | "0" | PHP_INI_ALL | Available since Xdebug 2.0.0.
xdebug.remote_enable | "0" | PHP_INI_PERDIR |
xdebug.remote_handler | "dbgp" | PHP_INI_ALL |
xdebug.remote_host | "localhost" | PHP_INI_ALL |
xdebug.remote_log | "" | PHP_INI_ALL | Available since Xdebug 2.0.0.
xdebug.remote_mode | "req" | PHP_INI_ALL |
xdebug.remote_port | "9000" | PHP_INI_ALL |
xdebug.show_exception_trace | "0" | PHP_INI_ALL | Available since Xdebug 2.0.0.
xdebug.show_local_vars | "0" | PHP_INI_ALL | Available since Xdebug 2.0.0.
xdebug.show_mem_delta | "0" | PHP_INI_ALL | Available since Xdebug 2.0.0.
xdebug.trace_format | "0" | PHP_INI_ALL | Available since Xdebug 2.0.0.
xdebug.trace_options | "0" | PHP_INI_ALL | Available since Xdebug 2.0.0.
xdebug.trace_output_dir | "/tmp" | PHP_INI_ALL | Available since Xdebug 2.0.0.
xdebug.trace_output_name | "trace.%c" | PHP_INI_ALL | Available since Xdebug 2.0.0.
xdebug.var_display_max_children | "128" | PHP_INI_ALL | Available since Xdebug 2.0.0.
xdebug.var_display_max_data | "512" | PHP_INI_ALL | Available since Xdebug 2.0.0.
xdebug.var_display_max_depth | "3" | PHP_INI_ALL | Available since Xdebug 2.0.0.
xmlrpc_errors | "0" | PHP_INI_SYSTEM | Available since PHP 4.1.0.
xmlrpc_error_number | "0" | PHP_INI_ALL | Available since PHP 4.1.0.
xmms.path | "/usr/bin/xmms" | PHP_INI_ALL |
xmms.session | "0" | PHP_INI_ALL |
y2k_compliance | "1" | PHP_INI_ALL |
yami.response.timeout | "5" | PHP_INI_ALL | Available since yami 1.0.1.
yaz.keepalive | "120" | PHP_INI_ALL |
yaz.log_file | NULL | PHP_INI_ALL | Available since PHP 4.3.0. Removed in PHP 5.0.0.
yaz.log_mask | NULL | PHP_INI_ALL | Available since yaz 1.0.3.
yaz.max_links | "100" | PHP_INI_ALL | Available since PHP 4.3.0. Removed in PHP 5.0.0.
zend.ze1_compatibility_mode | "0" | PHP_INI_ALL | Available since PHP 5.0.0. Removed in PHP 6.0.0.
zlib.output_compression | "0" | PHP_INI_ALL | Available since PHP 4.0.5.
zlib.output_compression_level | "-1" | PHP_INI_ALL | Available since PHP 4.3.0.
zlib.output_handler | "" | PHP_INI_ALL | Available since PHP 4.3.0.

Definition of PHP_INI_* constants
Constant | Value | Meaning
--- | --- | ---
PHP_INI_USER | 1 | Entry can be set in user scripts or in Windows registry
PHP_INI_PERDIR | 2 | Entry can be set in php.ini, .htaccess or httpd.conf
PHP_INI_SYSTEM | 4 | Entry can be set in php.ini or httpd.conf
PHP_INI_ALL | 7 | Entry can be set anywhere