Php/docs/function.posix-get-last-error
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posix_get_last_error
(PHP 4 >= 4.2.0, PHP 5, PHP 7)
posix_get_last_error — Retrieve the error number set by the last posix function that failed
Description
posix_get_last_error ( ) : int
Retrieve the error number set by the last posix function that failed. The system error message associated with the errno may be checked with posix_strerror().
Return Values
Returns the errno (error number) set by the last posix function that failed. If no errors exist, 0 is returned.
Examples
Example #1 posix_get_last_error() example
This example attempt to kill a bogus process id, which will set the last error. We will then print out the last errno.
<?phpposix_kill(999459,SIGKILL);echo 'Your error returned was '.posix_get_last_error(); //Your error was ___?>
