apache_getenv

(PHP 4 >= 4.3.0, PHP 5, PHP 7)

apache_getenvGet an Apache subprocess_env variable


Description

apache_getenv ( string $variable [, bool $walk_to_top = FALSE ] ) : string

Retrieve an Apache environment variable specified by variable.

This function requires Apache 2 otherwise it's undefined.


Parameters

variable
The Apache environment variable
walk_to_top
Whether to get the top-level variable available to all Apache layers.


Return Values

The value of the Apache environment variable on success, or FALSE on failure


Examples

Example #1 apache_getenv() example

The example above shows how to retrieve the value of the Apache environment variable SERVER_ADDR.


<?php$ret = apache_getenv("SERVER_ADDR");echo $ret;?>

The above example will output something similar to:


42.24.42.240

See Also