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<?php $a=array('a'=>1,'b'=>2,'c'=>3); $b=array('d'=>4); $c=array('a'=>5); print_r($a+$b-$c);
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: array - array in /in/KLki8:6 Stack trace: #0 {main} thrown in /in/KLki8 on line 6
Process exited with code 255.
Output for 7.0.0 - 7.0.33, 7.1.0 - 7.1.33, 7.2.0 - 7.2.33, 7.3.0 - 7.3.33, 7.4.0 - 7.4.33
Fatal error: Uncaught Error: Unsupported operand types in /in/KLki8:6 Stack trace: #0 {main} thrown in /in/KLki8 on line 6
Process exited with code 255.
Output for 4.3.2 - 4.3.11, 4.4.0 - 4.4.9, 5.0.0 - 5.0.5, 5.1.0 - 5.1.6, 5.2.0 - 5.2.17, 5.3.0 - 5.3.29, 5.4.0 - 5.4.45, 5.5.0 - 5.5.38, 5.6.0 - 5.6.40
Fatal error: Unsupported operand types in /in/KLki8 on line 6
Process exited with code 255.
Output for 4.3.0 - 4.3.1
Fatal error: Unsupported operand types in /in/KLki8 on line 6

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