3v4l.org

run code in 300+ PHP versions simultaneously
<?php class A { const FOO = array(1,2,3); public function bar() { unset(self::FOO[0]); } }
Output for 7.0.0 - 7.0.18, 7.1.0 - 7.1.4
Fatal error: Cannot use temporary expression in write context in /in/ceKYW on line 6
Process exited with code 255.
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169.66 ms | 1395 KiB | 31 Q