error_log() function in PHP

The error_log() function sends errors to the server error log, a file, or a remote destination.

grammar

error_log(message, message_type, destination, extra_headers)

parameter

• message - The error message that should be logged.

• message_type - It says where the error should occur. Possible message types are as follows

• 0 - Default. Errors are sent to the server logging system or to a file, depending on how the error_log configuration is set in the php.ini file

• 1 - Errors are emailed to the address in the target parameter. This message type is the only one that uses the headers parameter

• 2 - Errors are sent through the PHP debug connection. This option is only available in PHP 3

• 3 - Errors are added to the file target string

• destination - Depends on the message_type parameter as described above.

• extra_headers - When the message_type parameter is set to 1, extra headers are used. This message type uses the same internal function as mail().

return

The error_log() function returns TRUE on success and FALSE on failure.

Example

The following is an example -

Live Demo

<?php
   error_log("That’s no good!", 3, "/var/tmp/my-errors.log");
?>

The text will be saved in the log.

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