posix_strerror

Retrieve the system error message associated with the given errno

&reftitle.description; `string` `posix_strerror` `int` `error_code`

Returns the POSIX system error message associated with the given `error_code`. You may get the `error_code` parameter by calling `posix_get_last_error`.

&reftitle.parameters;

`error_code`

- A POSIX error number, returned by `posix_get_last_error`. If set to 0, then the string "Success" is returned.

&reftitle.returnvalues;

Returns the error message, as a string.

&reftitle.examples;

### `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";
    ?>

&example.outputs.similar;

    No such process

&reftitle.seealso;

- `posix_get_last_error`