preg_last_error

(PHP 5 >= 5.2.0)

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

int preg_last_error ( void )

Returns the error code of the last PCRE regex execution.

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


	PHP5中文手册 preg_grep preg_match_all PCRE PHP Manual preg_last_error (PHP 5 >= 5.2.0) preg_last_error — Returns the error code of the last PCRE regex execution 说明 int preg_last_error ( void ) Returns the error code of the last PCRE regex execution. 返回值 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` preg_grep preg_match_all PCRE PHP Manual