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<?php $element = array( 0 => array( 'name' => 'test', 'email' => 'aaa@example.com' ), 1 => array( 'name' => 'testing', 'email' => 'aaa@example.com' ), 1 => array( 'name' => 'Jane Doe', 'email' => 'asd@example.com' )); $array = array_map(function($element) { return $element['name']; }, $element); $array2 = (array_count_values($array)); print_r($array2);
Output for git.master, git.master_jit, rfc.property-hooks
Array ( [test] => 1 [Jane Doe] => 1 )

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