posix_get_last_error
(PHP 4 >= 4.2.0, PHP 5, PHP 7, PHP 8)
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().
Parameters
This function has no parameters.
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.
<?php
posix_kill(999459,SIGKILL);
echo 'Your error returned was '.posix_get_last_error(); //Your error was ___
?>
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