PHP5中文手册·Get an Apache subprocess_env variable -- 追寻梦想＞编程乐园＞PHP 编程

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.

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

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

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;
?>

上例的输出类似于：

42.24.42.240


	PHP5中文手册 apache_get_version apache_lookup_uri Apache PHP Manual apache_getenv (PHP 4 >= 4.3.0, PHP 5) apache_getenv — Get an Apache subprocess_env variable 说明 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. 参数 `variable` The Apache environment variable `walk_to_top` Whether to get the top-level variable available to all Apache layers. 返回值 The value of the Apache environment variable on success, or `FALSE` on failure 范例 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; ?>` 上例的输出类似于： 42.24.42.240 参见 apache_setenv() getenv() Superglobals apache_get_version apache_lookup_uri Apache PHP Manual

apache_getenv