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run code in 150+ php & hhvm versions
Bugs & Features
<? echo $_SERVER[REMOTE_ADDR]; ?>
Output for 5.4.34 - 5.6.28, hhvm-3.10.0 - 3.12.0, 7.0.0 - 7.1.0
Notice: Use of undefined constant REMOTE_ADDR - assumed 'REMOTE_ADDR' in /in/66eIC on line 2 Notice: Undefined index: REMOTE_ADDR in /in/66eIC on line 2
Output for 4.3.0 - 5.4.32
<? echo $_SERVER[REMOTE_ADDR]; ?>