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<?php $sections = [ ['direction' => 'up'], ['direction' => 'down'], ['direction' => 'up'], ]; $data = ['up' => [], 'down' => []]; foreach($sections as $section) { array_push( $data[$section['direction']], [1, 25] ); } var_export($data);
Output for git.master, git.master_jit, rfc.property-hooks
array ( 'up' => array ( 0 => array ( 0 => 1, 1 => 25, ), 1 => array ( 0 => 1, 1 => 25, ), ), 'down' => array ( 0 => array ( 0 => 1, 1 => 25, ), ), )

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