3v4l.org

run code in 300+ PHP versions simultaneously
<?php $s = 'http://sd.ru?sd=10&b=20' echo htmlentities($s); echo "\n\n"; echo htmlentities($s, NULL);
Output for 5.4.0 - 5.4.25
Parse error: syntax error, unexpected 'echo' (T_ECHO) in /in/GOY3c on line 4
Process exited with code 255.
Output for 5.3.0 - 5.3.28
Parse error: syntax error, unexpected T_ECHO in /in/GOY3c on line 4
Process exited with code 255.
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180.52 ms | 1395 KiB | 62 Q