# preg_last_error

(PHP 5 >= 5.2.0)

preg_last_error — Returns the error code of the last PCRE regex execution

### Description

int preg_last_error ( void )

Returns the error code of the last PCRE regex execution.

### Return Values

Returns one of the following constants (explained on their own page):

- `PREG_NO_ERROR`
- `PREG_INTERNAL_ERROR`
- `PREG_BACKTRACK_LIMIT_ERROR` (see also pcre.backtrack_limit)
- `PREG_RECURSION_LIMIT_ERROR` (see also pcre.recursion_limit)
- `PREG_BAD_UTF8_ERROR`