@ 2015-09-30T10:56:39Z <?php
$a = ['a' => null,'b' => null,'c' => null,];
$b = [b=>'x'];
var_dump(array_merge($a, $b));
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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 Error: Undefined constant "b" in /in/XjNAE:4
Stack trace:
#0 {main}
thrown in /in/XjNAE on line 4
Process exited with code 255 . Output for 7.2.0 - 7.2.33 , 7.3.0 - 7.3.33 , 7.4.0 - 7.4.33 Warning: Use of undefined constant b - assumed 'b' (this will throw an Error in a future version of PHP) in /in/XjNAE on line 4
array(3) {
["a"]=>
NULL
["b"]=>
string(1) "x"
["c"]=>
NULL
}
Output for 5.4.8 - 5.4.45 , 5.5.24 - 5.5.35 , 5.6.7 - 5.6.28 , 7.0.0 - 7.0.20 , 7.1.0 - 7.1.33 Notice: Use of undefined constant b - assumed 'b' in /in/XjNAE on line 4
array(3) {
["a"]=>
NULL
["b"]=>
string(1) "x"
["c"]=>
NULL
}
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201.87 ms | 402 KiB | 250 Q