如题所述
第1个回答 2021-01-09
简单的使用Distinct就能达到效果了,比如:
string[] str = { "aa", "bb","cc", "aa" };
string[] strNew = str.Distinct().ToArray();
//strNew的结果为: { "aa", "bb","cc" }
string[] str = { "aa", "bb","cc", "aa" };
string[] strNew = str.Distinct().ToArray();
//strNew的结果为: { "aa", "bb","cc" }