if (results.length() == 0) {return "";} else {return results.substring(0, results.length() - 1);}
等价于
return (results.length()>0)?(results.substring(0, results.length() - 1)):"";
if (results.length() == 0) {return "";} else {return results.substring(0, results.length() - 1);}
等价于
return (results.length()>0)?(results.substring(0, results.length() - 1)):"";
原著是一个有趣的人,若有侵权,请通知删除
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