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<?php $test = [ 'a' => ['asasd', 'asdas'], 'b' => ['asdas', 'asd'], ]; end($test); $test[key($test)]['kkk']; var_dump($test);
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
Warning: Undefined array key "kkk" in /in/6VBQ3 on line 9 array(2) { ["a"]=> array(2) { [0]=> string(5) "asasd" [1]=> string(5) "asdas" } ["b"]=> array(2) { [0]=> string(5) "asdas" [1]=> string(3) "asd" } }
Output for 5.4.0 - 5.4.45, 5.5.0 - 5.5.38, 5.6.0 - 5.6.38, 7.0.0 - 7.0.33, 7.1.0 - 7.1.25, 7.2.0 - 7.2.33, 7.3.0 - 7.3.31, 7.4.0 - 7.4.33
Notice: Undefined index: kkk in /in/6VBQ3 on line 9 array(2) { ["a"]=> array(2) { [0]=> string(5) "asasd" [1]=> string(5) "asdas" } ["b"]=> array(2) { [0]=> string(5) "asdas" [1]=> string(3) "asd" } }
Output for 7.3.32 - 7.3.33
array(2) { ["a"]=> array(2) { [0]=> string(5) "asasd" [1]=> string(5) "asdas" } ["b"]=> array(2) { [0]=> string(5) "asdas" [1]=> string(3) "asd" } }
Output for 4.4.2 - 4.4.9, 5.1.0 - 5.1.6, 5.2.0 - 5.2.17, 5.3.0 - 5.3.29
Parse error: syntax error, unexpected '[' in /in/6VBQ3 on line 3
Process exited with code 255.
Output for 4.3.0 - 4.3.1, 4.3.5 - 4.3.11, 4.4.0 - 4.4.1, 5.0.0 - 5.0.5
Parse error: parse error, unexpected '[' in /in/6VBQ3 on line 3
Process exited with code 255.
Output for 4.3.2 - 4.3.4
Parse error: parse error in /in/6VBQ3 on line 3
Process exited with code 255.

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