3v4l.org

run code in 300+ PHP versions simultaneously
<?php echo "1 '"$foo[nonexisting]"' 2"; echo "3 " . $foo['nonexisting'] . " 4";
Output for 5.4.0 - 5.4.25
Parse error: syntax error, unexpected '$foo' (T_VARIABLE), expecting ',' or ';' in /in/hj5DG on line 3
Process exited with code 255.
Output for 5.3.0 - 5.3.28
Parse error: syntax error, unexpected T_VARIABLE, expecting ',' or ';' in /in/hj5DG on line 3
Process exited with code 255.
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174.5 ms | 1395 KiB | 62 Q