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LinkedList AddBefore method in C#
Add a node before a given node in C# using the AddBefore() method.
Our LinkedList with string nodes.
string [] students = {"Henry","David","Tom"};
LinkedList<string> list = new LinkedList<string>(students);Now, let’s add node at the end.
// adding a node at the end
var newNode = list.AddLast("Brad");Use AddBefore() method to add a node before the node added above.
list.AddBefore(newNode, "Emma");
Example
using System;
using System.Collections.Generic;
class Demo {
static void Main() {
string [] students = {"Henry","David","Tom"};
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("Brad");
// adding a new node before the node added above
list.AddBefore(newNode, "Emma");
Console.WriteLine("LinkedList after adding new nodes...");
foreach (var stu in list) {
Console.WriteLine(stu);
}
}
}Output
Henry David Tom LinkedList after adding new nodes... Henry David Tom Emma Brad
Updated on: 23-Jun-2020
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