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<?php $array = [ 'one' => [20,0,40,0,60], 'two' => [50], 'three' => [0, 0, 0, 0], 'four' => [10, 5], 'five' => [0], ]; var_export( array_filter($array, 'array_sum') );
Output for git.master, git.master_jit, rfc.property-hooks
array ( 'one' => array ( 0 => 20, 1 => 0, 2 => 40, 3 => 0, 4 => 60, ), 'two' => array ( 0 => 50, ), 'four' => array ( 0 => 10, 1 => 5, ), )

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