Casting

Question

what about casting in c#
why used it ?

Answer 1

It is a way of changind data types of variables.
"123" is a string
123 is an integer

Answer 2

in case you have to cast a short to an integer for example

Answer 3

why minimum value of int ?
https://code.sololearn.com/cv5rAP5si5f5/?ref=app

Answer 4

yes, like
int a = 567;
long b = a;
it's upcast ..secure casting with no data loses.
Downcast is insecure..