Explain me the result of - z = ++a-y--

Question

Var a = 2
Var y = 1

z = ++a-y--

Why the answer is not : 3

Answer 1

Ofir Salem i am not sure what you don't understand .

++ or -- before a operand increases or decreases the value of operand in the expression first and then do assignment or any other operations .

whereas ++ or -- after a operand only change the value of operand after the current expression is evaluated .

Answer 2

https://www.sololearn.com/learning/1130/

Check the comments as well if you still have any doubt.

Answer 3

Abhay i steel don't understand

Answer 4

Abhay ok, can you answer on the question in the top

Answer 5

Ofir Salem i answered how the ++ and -- works and that should answer your question as well or you can just google about how post and pre increment and decrement operators work given you still didn't understand .