3v4l.org

run code in 300+ PHP versions simultaneously
<?php function ole(int $a, float $b): float { return $a + $b; } echo ole(5, 4.3f);
Output for 7.0.0
Parse error: syntax error, unexpected 'f' (T_STRING), expecting ',' or ')' in /in/fJS8j on line 8
Process exited with code 255.
Output for 5.5.24 - 5.5.30, 5.6.8 - 5.6.16
Parse error: syntax error, unexpected ':', expecting '{' in /in/fJS8j on line 3
Process exited with code 255.
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160.63 ms | 1395 KiB | 24 Q