Async, await, Task usage, asyncawait

Async, await, Task usage, asyncawait

Usage of async, await, and Task

Private void formateload (object sender, EventArgs e) {Display ();} public async void Display () {int result = await GetValueAsync (123); this. label1.Text = "Value is:" + result;} public Task <int> GetValueAsync (int num) {// method 1 return Task. run () =>{ return DoSomething (num) ;}); // method 2 return Task. run () => {// DoSomething System. threading. thread. sleep (3000); return num;}); // method 3 object state = num; Task <int> task = new Task <int> (DoSomething, state); task. start (); return task;} public int DoSomething (int num) {System. threading. thread. sleep (3000); return num;} public int DoSomething (object state) {System. threading. thread. sleep (3000); return Convert. toInt32 (state );}