Php/docs/function.apache-getenv
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apache_getenv
(PHP 4 >= 4.3.0, PHP 5, PHP 7)
apache_getenv — Get 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
- apache_setenv() - Set an Apache subprocess_env variable
- getenv() - Gets the value of an environment variable
- Superglobals
