PHP error_log() Function

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# PHP error_log() Function

Complete PHP Error Reference

## Definition and Usage

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

This funtion returns TRUE on success, or FALSE on failure.

## Syntax

error_log(error,type,destination,headers)

Parameter | Description
--- | ---
error | Required. The error message to log

type

Optional. Specifies the error log type.
Possible log types:

- 0 - Default. The error is sent to the servers logging system or a file, depending on how the error_log configuration is set in the php.ini file
- 1 - The error is sent by email to the address in the destination parameter. This message type is the only one that uses the headers parameter
- 2 - The error is sent through the PHP debugging connection. This option is only available in PHP 3
- 3 - The error is added to the file destination string

destination | Optional. Specifies where to send the error message. The value of this parameter depends on the value of the "type" parameter
headers | Optional. Only used if the "type" parameter is "1". Specifies additional headers, like From, Cc, and Bcc. The additional headers should be separated with a CRLF (\r\n). Note: When sending an email, it must contain a From header. This can be set with this parameter or in the php.ini file.

## Example

The following example sends an e-mail with a custom error:

<?php
$test=2;
if ($test>1)
{
error_log("A custom error has been triggered",
1,"someone@example.com","From: webmaster@example.com");
}
?>

The mail received from the code above looks like this:

A custom error has been triggered

Complete PHP Error Reference

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