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run code in 300+ PHP versions simultaneously
<?php $content = <<< TXT Y-3.165 X-25.221 M8 Z32.054 Z26.57 F500 Y160.8 X123 X245 X-20.254 TXT; $content = str_replace('X-', 'X+', $content); $content = preg_replace('/X(\d)/', 'X-$1', $content); $content = str_replace('X+', 'X', $content); echo $content;
Output for git.master, git.master_jit, rfc.property-hooks
Y-3.165 X25.221 M8 Z32.054 Z26.57 F500 Y160.8 X-123 X-245 X20.254

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