AP® Computer Science A glossary
Widening
Course: AP® Computer Science A Shows up in: Unit 1: Using Objects and Methods
The automatic conversion of an int value to a double value, such as when an int is stored in a double variable.
Appears in the course and exam description (CED): 1.5.A.3
Some code causes int values to be automatically cast (widened) to double: storing an int in a double variable, passing an int argument to a double parameter, or mixing them in an expression.
double d = 7;
System.out.println(d);
Output:
7.0 Learn it properly, with a checkpoint 1.5 Casting and Range of Variables