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<?php $input = array( array( 'tag_name' => 'google', 'number' => 1, 'test' => 2 ), array( 'tag_name' => 'technology', 'number' => 2, 'test' => 3 ) ); print_r(array_map(function($entry) { return array('tag_name' => $entry['tag_name'], 'number' => $entry['number']); }, $input)); echo array_search(array('tag_name' => 'technology', 'number' => 1), array_map(function($entry) { return array('tag_name' => $entry['tag_name'], 'number' => $entry['number']); }, $input));
Output for git.master, git.master_jit, rfc.property-hooks
Array ( [0] => Array ( [tag_name] => google [number] => 1 ) [1] => Array ( [tag_name] => technology [number] => 2 ) )

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