C#写一个复数类，重载运算符实现+，-，==，!=。我前两个写好了，但逻辑判断符实在不会，书上也没有写的很清楚

[Marvel_Z]

using System;
using System.Collections.Generic;
using System.Linq;
using System.Text;
using System.Threading.Tasks;

namespace ComplexSp
{
    

    class Complex
    {
       public int re;
       public int im;
        public Complex ()
       {
           re = 0;
           im = 0;
       }
        public Complex (int num1)
        {
            re = num1;
            im = 0;
        }
        
        public Complex (int num1,int num2)
    {
        re = num1;
        im = num2;
    }
        public static Complex operator +(Complex obj1,Complex obj2)
        {
            return new Complex(obj1.re + obj2.re, obj1.im + obj2.im);
        }
        public static Complex operator -(Complex obj1,Complex obj2)
        {
            return new Complex(obj1.re - obj2.re, obj1.im - obj2.im);
        } 
       
        static void Main(string[] args)
        {
            Complex comp1 = new Complex(1, 2);
            Complex comp2 = new Complex(3, 4);
            Complex comp3 = new Complex();
            comp3 = comp1 + comp2;
            Console.WriteLine ("{0}+{1}i",comp3 .re ,comp3.im);



        }
    }
}

[江湖的传说]

重载运算符 == C#

[SadlyCodes]

system.numerics.complex

[rtdb]

public static bool operator ==(Complex obj1,Complex obj2) { return obj1.re == obj2.re && obj1.im == obj2.im; }

[骑着蜗牛去爬山]

 public static bool operator ==(Complex obj1,Complex obj2)
        {
            if(obj1==null&&obj2==null)
               return true;
            return obj1!=null&&obj2!=null&&obj1.re == obj2.re && obj1.im == obj2.im;
        }