pre-increment Archives

[Solved] How do the post increment (i++) and pre increment (++i) operators work in Java?

October 5, 2022 by Kirat

Does this help? a = 5; i=++a + ++a + a++; => i=6 + 7 + 7; (a=8) a = 5; i=a++ + ++a + ++a; => i=5 + 7 + 8; (a=8) The main point is that ++a increments the value and immediately returns it. a++ also increments the value (in the background) but … Read more

[Solved] ‘In any case, follow the guideline “prefer ++i over i++” and you won’t go wrong.’ What is the reason behind this in C?

September 14, 2022 by Kirat

In the case of for (i=start; i<end; i++) vs for (i=start; i<end; ++i) their meanings are completely identical, because the value of the expressions i++ and ++i are not used. (They are evaluated for side effects only.) Any compiler which produces different code for the two is pathologically bad and should be chucked in the … Read more