3v4l.org

run code in 300+ PHP versions simultaneously
<? $foo = $x ==> $x + 1; $foo(12); // returns 13 $squared = array_map($x ==> $x*$x, array(1,2,3)); var_dump($squared);
Output for 5.3.0 - 5.3.29, 7.2.29 - 7.2.33, 7.3.16 - 7.3.31, 7.4.3 - 7.4.32, 8.0.0 - 8.0.12, 8.0.14 - 8.0.30, 8.1.0 - 8.1.28, 8.2.0 - 8.2.18, 8.3.0 - 8.3.6
<? $foo = $x ==> $x + 1; $foo(12); // returns 13 $squared = array_map($x ==> $x*$x, array(1,2,3)); var_dump($squared);
Output for 8.0.13
Parse error: syntax error, unexpected token ">" in /in/XVlMX on line 2
Process exited with code 255.
Output for 5.4.0 - 5.4.28, 7.3.32 - 7.3.33, 7.4.33
Parse error: syntax error, unexpected '>' in /in/XVlMX on line 2
Process exited with code 255.

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