Answer 1, Authority 100%
a = ++ i = & gt; i = i + 1 A = I. -------------- a = i ++ = & gt; A = I. i = i + 1
Answer 2, Authority 75%
Increment: Widense Operation (increment) in
C Similar languages usually per unit (Operator
Decreen: Reduction operation in
c such languages are usually per unit (Operator
First performs increment and then returns the result:
var i = 2; Alert (++ i); // displays 3.
first returns the result and then performs increment:
var i = 2; Alert (I ++); // displays 2. // and now i = 3;
So that your questions no longer happened 🙂
Answer 3, Authority 25%
Precrement has the highest priority.
For example, there is a code
A [++ i] = 5 ,
That first is incremented, then assigned.
A [I ++] = 5
Assigns, then incrementated.