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<?php $a = array('0' => '0A', '1' => '1A'); $b = array('0' => '0B', '4' => '4B', '2' => '2B'); $c = array('0' => '0C', '3' => '3C', '2' => '2C'); $options = $a + $b + $c; print_r($options);
Output for git.master, git.master_jit, rfc.property-hooks
Array ( [0] => 0A [1] => 1A [4] => 4B [2] => 2B [3] => 3C )

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