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run code in 300+ PHP versions simultaneously
<?php $str = "<p>demo</p>": echo htmlentities($str);
Output for 5.3.0 - 5.3.27, 5.4.0 - 5.4.20
Parse error: syntax error, unexpected ':' in /in/ZFRPq on line 2
Process exited with code 255.
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189.58 ms | 1395 KiB | 56 Q