3v4l.org

run code in 300+ PHP versions simultaneously
<?php $tmp = array(10 => 1, "ten" => 2); var_dump(each($tmp)); while(list($k,$v) = each($tmp)){ var_dump(k => $v"); }
Output for 5.4.0 - 5.4.25
Parse error: syntax error, unexpected '=>' (T_DOUBLE_ARROW) in /in/GVI02 on line 6
Process exited with code 255.
Output for 5.3.0 - 5.3.28
Parse error: syntax error, unexpected T_DOUBLE_ARROW in /in/GVI02 on line 6
Process exited with code 255.
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181.52 ms | 1395 KiB | 62 Q