openssl_error_string

(PHP 4 >= 4.0.6, PHP 5, PHP 7)

openssl_error_string — Return openSSL error message

说明

string openssl_error_string ( void )

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

返回值

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

范例

Example #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";
?>