C# 程式,用於檢查一個節點是否為一個 LinkedList 連結串列
使用 Contains() 方法,檢查一個節點是否是 LinkedList 連結串列。
這是我們的 LinkedList 連結串列。
string [] students = {"Beth","Jennifer","Amy","Vera"};
LinkedList<string> list = new LinkedList<string>(students);現在,為了檢查節點“Amy”是否在連結串列中,我們將使用 Contains() 方法,如下所示 −
list.Contains("Amy")該方法將返回一個布林值,在本例中為 True。
讓我們看看完整的程式碼。
示例
using System;
using System.Collections.Generic;
class Demo {
static void Main() {
string [] students = {"Beth","Jennifer","Amy","Vera"};
LinkedList<string> list = new LinkedList<string>(students);
foreach (var stu in list) {
Console.WriteLine(stu);
}
// adding a node at the end
var newNode = list.AddLast("Emma");
// adding a new node after the node added above
list.AddAfter(newNode, "Matt");
Console.WriteLine("LinkedList after adding new nodes...");
foreach (var stu in list) {
Console.WriteLine(stu);
}
Console.WriteLine("Is Student Amy (node) in the list?: "+list.Contains("Amy"));
Console.WriteLine("Is Student Anne (node) in the list?: "+list.Contains("Anne"));
}
}輸出
Beth Jennifer Amy Vera LinkedList after adding new nodes... Beth Jennifer Amy Vera Emma Matt Is Student Amy (node) in the list?: True Is Student Anne (node) in the list?: False
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