Online PHP editor | output for b7Bj2

@ 2014-06-26T13:40:46Z

<?php

$something = array(
	'category_1' => array(
		'name' => 'Category 1',
		'column' => '1'
	),
	'category_2' => array(
		'name' => 'Category 2',
		'column' => '2'
	),
	'category_3' => array(
		'name' => 'Category 2',
		'column' => '1'
	),
	'category_4' => array(
		'name' => 'Category 4',
		'column' => '3'
	),
	'category_4' => array(
		'name' => 'Category 4',
		'column' => '2'
	),
);

$formatted = array();

foreach($something as $val) {
        $formatted[$val['column']][] = $val;
    }

var_dump($formatted);

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, 5.5.0 - 5.5.38, 5.6.0 - 5.6.40, 7.0.0 - 7.0.33, 7.1.0 - 7.1.33, 7.2.0 - 7.2.33, 7.3.0 - 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(2) { [1]=> array(2) { [0]=> array(2) { ["name"]=> string(10) "Category 1" ["column"]=> string(1) "1" } [1]=> array(2) { ["name"]=> string(10) "Category 2" ["column"]=> string(1) "1" } } [2]=> array(2) { [0]=> array(2) { ["name"]=> string(10) "Category 2" ["column"]=> string(1) "2" } [1]=> array(2) { ["name"]=> string(10) "Category 4" ["column"]=> string(1) "2" } } }

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