3v4l.org

run code in 300+ PHP versions simultaneously
<?php $a = array(1=>'a', 'a' => 'b', 'a' => 'b'); //unset($a[4]); //unset($a[5]); ///$a[4] = 'clement'; // //array_push($a, 'c'); array_ushift($, '1'); var_dump($a);
Output for 5.4.0 - 5.4.32
Parse error: syntax error, unexpected ',', expecting variable (T_VARIABLE) or '$' in /in/Bklj1 on line 8
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 ',', expecting T_VARIABLE or '$' in /in/Bklj1 on line 8
Process exited with code 255.
Output for 4.3.0 - 4.3.1, 4.3.5 - 4.3.11, 4.4.0 - 4.4.1, 5.0.0 - 5.0.5
Parse error: parse error, unexpected ',', expecting T_VARIABLE or '$' in /in/Bklj1 on line 8
Process exited with code 255.
Output for 4.3.2 - 4.3.4
Parse error: parse error, expecting `T_VARIABLE' or `'$'' in /in/Bklj1 on line 8
Process exited with code 255.

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