Generate 100 records using linq c#
using System;
using System.Collections.Generic;
using System.Linq;
class Program
{
static void Main()
{
// Generate a 100 records using linq c#
List<Employee> employees = Enumerable.Range(1, 100).Select(i => new Employee
{
Id = i,
Name = "Employee " + i,
Age = new Random().Next(22, 60),
Department = i % 2 == 0 ? "IT" : "HR",
Salary = new Random().Next(30000, 100000)
}).ToList();
// Query 1: Get employees from IT department with salary > 50,000
var highSalaryITEmployees = employees
.Where(e => e.Department == "IT" && e.Salary > 50000)
.OrderByDescending(e => e.Salary)
.Take(10) // Get top 10
.ToList();
Console.WriteLine("Top 10 High Salary IT Employees:");
foreach (var emp in highSalaryITEmployees)
{
Console.WriteLine($"{emp.Id} - {emp.Name} - {emp.Salary}");
}
// Query 2: Group by department and count employees
var departmentGroups = employees
.GroupBy(e => e.Department)
.Select(g => new { Department = g.Key, Count = g.Count() })
.ToList();
Console.WriteLine("\nEmployee Count by Department:");
foreach (var group in departmentGroups)
{
Console.WriteLine($"{group.Department}: {group.Count}");
}
}
}
class Employee
{
public int Id { get; set; }
public string Name { get; set; }
public int Age { get; set; }
public string Department { get; set; }
public int Salary { get; set; }
}
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