3v4l.org

run code in 300+ PHP versions simultaneously
<?php true = false if (true) { echo "TRUE"; } else { echo "FALSE!!!"; }
Output for 5.3.0 - 5.3.27, 5.4.0 - 5.4.20
Parse error: syntax error, unexpected '=' in /in/akfFT on line 2
Process exited with code 255.
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170.52 ms | 1395 KiB | 56 Q