AP® Computer Science A glossary
Casting
Also called: type casting
Course: AP® Computer Science A Shows up in: Unit 1: Using Objects and Methods
Converting a value between double and int with the casting operators (int) and (double).
Appears in the course and exam description (CED): 1.5.A.1
(int) turns a double into an int by truncating; (double) turns an int into a double. A cast applies only to the value right after it.
System.out.println((int) 3.86);
System.out.println((double) 7 / 2);
System.out.println((double) (7 / 2));
Output:
3
3.5
3.0 Learn it properly, with a checkpoint 1.5 Casting and Range of Variables