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<?php $counts = array_fill_keys(range('a', 'z'), 0); print_r($counts);
Output for git.master, git.master_jit, rfc.property-hooks
Array ( [a] => 0 [b] => 0 [c] => 0 [d] => 0 [e] => 0 [f] => 0 [g] => 0 [h] => 0 [i] => 0 [j] => 0 [k] => 0 [l] => 0 [m] => 0 [n] => 0 [o] => 0 [p] => 0 [q] => 0 [r] => 0 [s] => 0 [t] => 0 [u] => 0 [v] => 0 [w] => 0 [x] => 0 [y] => 0 [z] => 0 )

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