3v4l.org

run code in 300+ PHP versions simultaneously
<?php var_dump(pack('nvc*', 0x1234, 0x5678, 65, 66))
Output for 5.4.0 - 5.4.25, 5.5.0 - 5.5.9
Parse error: syntax error, unexpected end of file in /in/LOUGi on line 1
Process exited with code 255.
Output for 5.3.0 - 5.3.28
Parse error: syntax error, unexpected $end in /in/LOUGi on line 1
Process exited with code 255.
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171.36 ms | 1395 KiB | 72 Q