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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 8.0.0 - 8.0.30, 8.1.0 - 8.1.28, 8.2.0 - 8.2.18, 8.3.0 - 8.3.6
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.
Output for 7.1.0 - 7.1.20, 7.2.0 - 7.2.33, 7.3.16 - 7.3.33, 7.4.0 - 7.4.33
Warning: A non-numeric value encountered in /in/ZgGB3 on line 11 Warning: A non-numeric value encountered in /in/ZgGB3 on line 11 Warning: A non-numeric value encountered in /in/ZgGB3 on line 11 Warning: A non-numeric value encountered in /in/ZgGB3 on line 11 Warning: A non-numeric value encountered in /in/ZgGB3 on line 11 Warning: A non-numeric value encountered in /in/ZgGB3 on line 11 a
Output for 5.5.24 - 5.5.35, 5.6.8 - 5.6.28, 7.0.0 - 7.0.20
a

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156.21 ms | 402 KiB | 183 Q