# http_build_str

(PECL pecl_http:0.23.0-1.5.5)

http_build_str — Build query string

### Description

string http_build_str ( array `$query` [, string `$prefix` [, string `$arg_separator` ]] )

Opponent to parse_str().

### Parameters

`query`

  associative array of query string parameters

`prefix`

  top level prefix

`arg_separator`

  argument separator to use (by default the INI setting arg_separator.output will be used, or "&" if neither is set

### Return Values

Returns the built query as string on success or `FALSE` on failure.

### See Also

- standard http_build_query()
- http_build_url()