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<?php $a = [ ['value' => '150mm', 'label' => '150mm'], ['value' => '150mm', 'label' => '150mm'], ['value' => '150mm', 'label' => '150mm'], ['value' => '125mm', 'label' => '125mm'], ['value' => '125mm', 'label' => '125mm'] ]; $r = array_values(array_column($a, null, 'label')); print_r($r); /******** if you want to keep single column ******/ $r = array_values(array_column($a, 'value', 'label')); print_r($r);
Output for git.master, git.master_jit, rfc.property-hooks
Array ( [0] => Array ( [value] => 150mm [label] => 150mm ) [1] => Array ( [value] => 125mm [label] => 125mm ) ) Array ( [0] => 150mm [1] => 125mm )

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