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StringBuilder sb=new StringBuilder(); sb.AppendLine("The world is fair and wonderful.Everything depend on myself"); sb.AppendLine("Stay focused and ke 阅读全文
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string str="The key factors are \"focus\" and \"perseverance\""; string str = "All finished.\n\n\n\n \a"; string str = @"This world is fairand everyth 阅读全文
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BigInteger bi=Bigger.Parse("999999999999999999999999999999999999999999999999999999999999999999999999999999"); Console.WriteLine(bi); Console.WriteLine 阅读全文
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IsWhiteSpace(String, Int32) 指示指定字符串中位于指定位置处的字符是否属于空格类别。 TimeSpan TimeSpan ts=new TimeSpan(4,30,0); Console.WriteLine(ts); Console.WriteLine(ts.Subtrac 阅读全文