3v4l.org

run code in 300+ PHP versions simultaneously
<?php $_SERVER['HTTP_HOST'] == 'arpaco.localhost' echo var_dump($_SERVER['HTTP_HOST'])."<br>";
Output for 5.4.0 - 5.4.20
Parse error: syntax error, unexpected 'echo' (T_ECHO) in /in/Xv6HE on line 5
Process exited with code 255.
Output for 5.3.0 - 5.3.27
Parse error: syntax error, unexpected T_ECHO in /in/Xv6HE on line 5
Process exited with code 255.
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182.56 ms | 1395 KiB | 56 Q