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<?php $str = "Bbbbbbb Bbb\u{00E4}b\u{00E4} Bbbbb\u{00E4}"; var_dump($str); var_dump(strlen($str)); var_dump(substr($str,0,28)); var_dump(['key' => substr($str,0,28)]);
Output for git.master, git.master_jit, rfc.property-hooks
string(24) "Bbbbbbb Bbbäbä Bbbbbä" int(24) string(24) "Bbbbbbb Bbbäbä Bbbbbä" array(1) { ["key"]=> string(24) "Bbbbbbb Bbbäbä Bbbbbä" }

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