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<?php $nested_array = array(); $temp = &$nested_array; $item = 'brachA-branchB-branchC'; foreach (explode('-', $item) as $key => $value) { $temp = &$temp[$value]; } print_r($nested_array);
Output for 7.0.0 - 7.0.24, 7.1.0 - 7.1.33, 7.2.6 - 7.2.33, 7.3.0 - 7.3.33, 7.4.0 - 7.4.26, 8.0.0 - 8.0.13, 8.1rc1 - rc3
Array ( [brachA] => Array ( [branchB] => Array ( [branchC] => ) ) )

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