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<?php $a = 'A'; $b = 'B'; $minA = 'a'; echo strcmp($a, $b) . PHP_EOL; echo strcmp($a, $minA) . PHP_EOL; $c = $a - $b; $d = $a - $minA; echo $c . PHP_EOL; echo $d . PHP_EOL;
Output for git.master, git.master_jit, rfc.property-hooks
-1 -32 Fatal error: Uncaught TypeError: Unsupported operand types: string - string in /in/kjsH9:11 Stack trace: #0 {main} thrown in /in/kjsH9 on line 11
Process exited with code 255.

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