PHP Manual: Sets the value of an environment variable

Description

bool putenv(string $assignment)

Adds assignment to the server environment. The environment variable will only exist for the duration of the current request. At the end of the request the environment is restored to its original state.

Parameters

assignment: The setting, like "FOO=BAR"

Return Values

Returns true on success or false on failure.

Examples

Example #1 Setting an environment variable

<?php
putenv("UNIQID=$uniqid");
?>

putenv

Description

Parameters

Return Values

Examples

See Also