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<?php $input = ['A', 'B', 'C', 'D', 'E', 'F', 'G']; $cols = 2; var_export( array_map(null, ...array_chunk($input, ceil(count($input) / $cols)) ) );
Output for git.master, git.master_jit, rfc.property-hooks
array ( 0 => array ( 0 => 'A', 1 => 'E', ), 1 => array ( 0 => 'B', 1 => 'F', ), 2 => array ( 0 => 'C', 1 => 'G', ), 3 => array ( 0 => 'D', 1 => NULL, ), )

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