posix_setuidposix_strerror
(PHP 4 >= 4.2.0, PHP 5)
posix_strerror — Retrieve the system error message associated with the given errno
Description
string posix_strerror
( int
$errno
)
Returns the POSIX system error message associated with the given
errno. You may get the
errno parameter by calling
posix_get_last_error().
Parameters
-
errno -
A POSIX error number, returned by posix_get_last_error(). If set to 0, then the string "Success" is returned.
Return Values
Returns the error message, as a string.
Examples
Example #1 posix_strerror() example
This example will attempt to kill a process which does not exist, then will print out the corresponding error message.
<?php
posix_kill(50,SIGKILL);
echo posix_strerror(posix_get_last_error())."\n";
?>
The above example will output something similar to:
No such process
See Also
- posix_get_last_error() - Retrieve the error number set by the last posix function that failed
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