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run code in 300+ PHP versions simultaneously
<?php $Key = "xyz123"; $MemcacheDBKey = "Some value, stripped class and this reference"; echo "Tried to increment with non-number ($Key) for cache ".$MemcacheDBKey; echo "Tried to increment with non-number (".$Key.") for cache ".$MemcacheDBKey; echo "Tried to increment with non-number ({$Key}) for cache ".$MemcacheDBKey; echo 'Tried to increment with non-number ('.$Key.') for cache '.$MemcacheDBKey
Output for 5.4.0 - 5.4.25
Parse error: syntax error, unexpected end of file, expecting ',' or ';' in /in/dEQ3E on line 7
Process exited with code 255.
Output for 5.3.0 - 5.3.28
Parse error: syntax error, unexpected $end, expecting ',' or ';' in /in/dEQ3E on line 7
Process exited with code 255.

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184.62 ms | 1395 KiB | 62 Q