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<?php function get_numerics ($str) { preg_match_all('/\d+/', $str, $matches); return $matches[0]; } $one = 'foo bar 4 baz (5 qux quux)'; $two = 'bar baz 2 bar'; $three = 'qux bar 12 quux (3 foo)'; $four = 'foo baz 3 bar (13 quux foo)'; $test = get_numerics($one); echo $test[3];
Output for git.master, git.master_jit, rfc.property-hooks
Warning: Undefined array key 3 in /in/t4Wic on line 14

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