Check out example codes for "weakreference tryget c#". It will help you in understanding the concepts better.
Code Example 1
WeakReference<MyObject> ref2 = new WeakReference<MyObject>(new MyObject());
MyObject obj2;
if (ref2.TryGetTarget(out obj2))
{
DoSomething(obj2);
}
Learn ReactJs, React Native from akashmittal.com