Function env
Gets an environment variable from available sources, and provides emulation for unsupported or inconsistent environment variables (i.e. DOCUMENT_ROOT on IIS, or SCRIPT_NAME in CGI mode). Also exposes some additional custom environment information.
Package: Cake
Link: http://book.cakephp.org/2.0/en/core-libraries/global-constants-and-functions.html#env
Copyright: Copyright (c) Cake Software Foundation, Inc. (http://cakefoundation.org)
License: MIT License
Located at Cake/basics.php
Link: http://book.cakephp.org/2.0/en/core-libraries/global-constants-and-functions.html#env
Copyright: Copyright (c) Cake Software Foundation, Inc. (http://cakefoundation.org)
License: MIT License
Located at Cake/basics.php
env( string $key )
Parameters summary
string |
$key |
Environment variable name. |
Returns
-
string|boolean|nullEnvironment variable setting.