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<?php function testWordCount ($in) { $is_match = preg_match('/^(\b[^\s]+\s*){2,40}$/', $in); return (boolean)$is_match; } echo "1 words returns:\r\n"; var_dump(testWordCount('1')); echo "\r\n"; echo "3 words returns:\r\n"; var_dump(testWordCount('1 2 3')); echo "\r\n"; echo "40 words returns:\r\n"; var_dump(testWordCount('1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40')); echo "\r\n"; echo "41 words returns:\r\n"; var_dump(testWordCount('1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41')); echo "\r\n";
Output for git.master, git.master_jit, rfc.property-hooks
1 words returns: bool(false) 3 words returns: bool(true) 40 words returns: bool(true) 41 words returns: bool(false)

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