KwickClips Java · 42 sec · free
Is an int an object in Java?
Short answer. No, which is why the wrapper class Integer exists.
Which two wrapper names change the most?
Integer for int and Character for char.
Wrapper classes
| Primitive | Wrapper |
|---|---|
| int | Integer |
| char | Character |
| double | Double |
Remember
| Wrapper: primitive in an object |
| int is Integer, char is Character |
Is an int an object in Java? No. Lists store only objects. So each primitive has a wrapper. Int becomes Integer. Char becomes Character. Double becomes Double. A wrapper holds a primitive in an object. Watch the names.
This clip is from the full lesson: Wrapper Classes, Autoboxing and Character Methods — 6 minutes, with the tables, the quick answers and the whole lesson in text.
Useful for: CBSE Class 12 Information Technology (802), ICSE Class 10 Computer Applications, ICSE Class 10 Computer Applications, ICSE Class 10 Computer Applications
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