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apache_getenv

Get an Apache subprocess_env variable (PHP 4 >= 4.3.0, PHP 5)
string apache_getenv ( string variable [, bool walk_to_top] )

Get an Apache environment variable as 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 203. 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