我所喜欢的
1.返回字符串中子串出现的次数(返回str2在str1中重复出现的次数) Regex.Matches(str1,str2).Count
Copyright @ 2024 飘扬De黑夜 Powered by .NET 8.0 on Kubernetes Powered by: .Text and ASP.NET Theme by: .NET Monster