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run code in 300+ PHP versions simultaneously
<?php $code = '<?php echo 0x00+2;'; foreach(token_get_all($code) as $c){ if(is_array($c)){ print(token_name($c[0]).": \t".$c[1]."\n"); } else { print("$c\n"); } }

preferences:
30.34 ms | 402 KiB | 5 Q