The Queue.Equals() method in C# is used to check if a queue object is equal to another queue object.
The syntax is as follows −
public virtual bool Equals (object obj);
Above, the parameter obj is for comparison.
Let us now see an example −
using System; using System.Collections.Generic; public class Demo { public static void Main(){ Queue<string> queue = new Queue<string>(); queue.Enqueue("Gary"); queue.Enqueue("Jack"); queue.Enqueue("Ryan"); queue.Enqueue("Kevin"); queue.Enqueue("Mark"); queue.Enqueue("Jack"); queue.Enqueue("Ryan"); queue.Enqueue("Kevin"); Console.WriteLine(queue.Equals(queue)); Console.Write("Count of elements = "); Console.WriteLine(queue.Count); queue.Clear(); Console.Write("Count of elements (updated) = "); Console.WriteLine(queue.Count); } }
This will produce the following output −
True Count of elements = 8 Count of elements (updated) = 0
Let us now see another example −
using System; using System.Collections; public class Demo { public static void Main(){ Queue queue = new Queue(); queue.Enqueue(100); queue.Enqueue(200); queue.Enqueue(300); queue.Enqueue(400); Queue queue2 = new Queue(); queue2.Enqueue(100); queue2.Enqueue(150); queue2.Enqueue(300); queue2.Enqueue(400); Console.WriteLine(queue.Equals(queue2)); } }
This will produce the following output −
False