IQueryable.cs

using System;
using System.Collections.Generic;
using System.Linq;
namespace LINQDemo1
{
    class Program
    {
        static void Main(string[] args)
        {
            List<Student> studentList = new List<Student>()
            {
                new Student(){ID = 1, Name = "James", Gender = "Male"},
                new Student(){ID = 2, Name = "Sara", Gender = "Female"},
                new Student(){ID = 3, Name = "Steve", Gender = "Male"},
                new Student(){ID = 4, Name = "Pam", Gender = "Female"}
            };
            
            //Linq Query to Fetch all students with Gender Male
            IQueryable<Student> MethodSyntax = studentList.AsQueryable()
                                .Where(std => std.Gender == "Male");
                                              
            //Iterate through the collection
            foreach (var student in MethodSyntax)
            {
                Console.WriteLine( $"ID : {student.ID}  Name : {student.Name}");
            }
            Console.ReadKey();
        }
    }
    public class Student
    {
        public int ID { get; set; }
        public string Name { get; set; }
        public string Gender { get; set; }
    }
}