3v4l.org

run code in 300+ PHP versions simultaneously
<?php echo $_SERVER['HTTP_USER_AGENT"];
Output for 5.4.0 - 5.4.4
Parse error: syntax error, unexpected ''HTTP_USER_AGENT"];' (T_ENCAPSED_AND_WHITESPACE), expecting ']' in /in/Fve3e on line 2
Process exited with code 255.
Output for 5.3.0 - 5.3.14
Parse error: syntax error, unexpected T_ENCAPSED_AND_WHITESPACE, expecting ']' in /in/Fve3e on line 2
Process exited with code 255.
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