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<?php $var = 'test' . 'test'; var_dump($var); $var = 'test' + 'test'; var_dump($var);
Output for git.master, git.master_jit, rfc.property-hooks
string(8) "testtest" Fatal error: Uncaught TypeError: Unsupported operand types: string + string in /in/DFLLj:6 Stack trace: #0 {main} thrown in /in/DFLLj on line 6
Process exited with code 255.

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