Junior — Middle
Does the sequence of objects passed to the compare method affect its return value?
sobes.tech AI
Answer from AI
Yes, the order of objects passed to the compare method affects the return value.
The compare method typically compares two objects a and b and returns:
- A negative number if
ais less thanb. - Zero if
aequalsb. - A positive number if
ais greater thanb.
If you swap the objects (compare(b, a)), the sign of the result will be opposite.
Example:
int result = compare(a, b); // might return -1
int reverseResult = compare(b, a); // will return 1
This is important to consider when sorting and other operations where the order of comparison affects the logic.