Руководство по PHP
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openssl_error_string

(PHP 4 >= 4.0.6)

openssl_error_string -- Return openSSL error message

Description

mixed openssl_error_string ( void)

Returns an error message string, or FALSE if there are no more error messages to return.

openssl_error_string() returns the last error from the openSSL library. Error messages are stacked, so this function should be called multiple times to collect all of the information.

Пример 1. openssl_error_string() example

<?php
// lets assume you just called an openssl function that failed
while($msg = openssl_error_string())
    echo $msg . "<br />\n";
?>

Замечание: This function was added in 4.0.6.

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