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@ 2014-04-05T12:24:36Z

<?php
$login = "\");";
if(!empty($_SERVER['REMOTE_ADDR'])) putenv("LOGIN=" . $_SERVER['REMOTE_ADDR']);
else putenv('LOGIN=noref'); 

$test = getenv("LOGIN");
echo "LOGIN = " .$test;

Output
Performance
VLD
References
Branches

getenv: documentation ( source)
putenv: documentation ( source)

preferences:dark modelive preview

44.82 ms | 402 KiB | 5 Q