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<?php function test(){ $x = array( 'first' => 'a', 'second' => 'y', 'thrid' => 'z' ); foreach ($x as $key=>$value){ $value += 'f'; } return $x; } $y = test(); echo $y['first'];
Output for git.master, git.master_jit, rfc.property-hooks
Fatal error: Uncaught TypeError: Unsupported operand types: string + string in /in/ZgGB3:11 Stack trace: #0 /in/ZgGB3(15): test() #1 {main} thrown in /in/ZgGB3 on line 11
Process exited with code 255.

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