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<?php $wtf = array(); $a = parse_str("elements[55][e_id]=1", $tmp_save1); $wtf = array_merge_recursive($wtf, $tmp_save1); $b = parse_str("elements[55][wtf]=2", $tmp_save2); $wtf = array_merge_recursive($wtf, $tmp_save2); print_r($wtf);
Output for 4.3.0 - 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, 5.5.24 - 5.5.35, 5.6.8 - 5.6.28, 7.1.20, 7.2.29 - 7.2.33, 7.3.16 - 7.3.33, 7.4.0 - 7.4.33, 8.0.0 - 8.0.30, 8.1.0 - 8.1.28, 8.2.0 - 8.2.18, 8.3.0 - 8.3.6
Array ( [elements] => Array ( [55] => Array ( [e_id] => 1 ) [56] => Array ( [wtf] => 2 ) ) )
Output for 7.0.0 - 7.0.20, 7.1.0 - 7.1.10, 7.2.0 - 7.2.6
Array ( [elements] => Array ( [55] => Array ( [e_id] => 1 ) [1] => Array ( [wtf] => 2 ) ) )

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204.74 ms | 402 KiB | 312 Q