使用StringBuilder替换字符串
设置一个字符串-
StringBuilder str =新字符串Builder("Fitness is important");使用Replace()方法替换字符串-
str.Replace("important", "essential");以下是使用StringBuilder替换字符串的代码-
示例
using System;
using System.Text;
class Demo {
   static void Main() {
      //初始字符串
      StringBuilder str =新字符串Builder("Fitness is important");
      Console.WriteLine(str.ToString());
      //替换
      str.Replace("important", "essential");
      //新字符串
      Console.WriteLine(str.ToString());
      Console.ReadLine();
   }
}输出结果
Fitness is important Fitness is essential