Manual do PHP
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# preg_last_error

(no version information, might be only in CVS)

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

## Descrição

int preg_last_error ( void )

Returns the error code of the last PCRE regex execution.

## Valores de retornado

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`

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