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run code in 300+ PHP versions simultaneously
<?php $str = "1a1"; for($i=0; $i < 100; $i++){ echo($str++); }
Output for git.master, git.master_jit, rfc.property-hooks
1a11a21a31a41a51a61a71a81a91b01b11b21b31b41b51b61b71b81b91c01c11c21c31c41c51c61c71c81c91d01d11d21d31d41d51d61d71d81d91e02345678910111213141516171819202122232425262728293031323334353637383940414243444546474849505152535455565758596061

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