C# 中的字串切片可用於旋轉字串
假設我們的字串為 -
var str = "welcome";
如果你想只旋轉一些字元,請使用 substring() 方法和以下方法。在此,我們只旋轉 2 個字元 -
var res = str.Substring(1, str.Length - 1) + str.Substring(0, 2);
以下是完整程式碼 -
示例
using System;
public class Program {
public static void Main() {
var str = "welcome";
Console.WriteLine("Original String = "+str);
var res = str.Substring(1, str.Length - 1) + str.Substring(0, 2);
Console.WriteLine("Rotating two characters in the String: "+res);
}
}輸出
Original String = welcome Rotating two characters in the String: elcomewe
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