3v4l.org

run code in 300+ PHP versions simultaneously
<?php function fib($n){ if ($n == 1 || $n == 2){ return 1; } return fib($n -1) + fib($n - 2); } fib(80)
Output for 5.4.0 - 5.4.32
Parse error: syntax error, unexpected end of file in /in/GOFe7 on line 10
Process exited with code 255.
Output for 4.4.2 - 4.4.9, 5.1.0 - 5.1.6, 5.2.0 - 5.2.17, 5.3.0 - 5.3.29
Parse error: syntax error, unexpected $end in /in/GOFe7 on line 10
Process exited with code 255.
Output for 4.3.0 - 4.3.1, 4.3.5 - 4.3.11, 4.4.0 - 4.4.1, 5.0.0 - 5.0.5
Parse error: parse error, unexpected $ in /in/GOFe7 on line 10
Process exited with code 255.
Output for 4.3.2 - 4.3.4
Parse error: parse error in /in/GOFe7 on line 10
Process exited with code 255.
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216.6 ms | 1395 KiB | 123 Q