Reserved words cannot be used as JavaScript variables, functions, methods, loop labels, or any object names.
Here are the reserved words in JavaScript −
| abstract | Else | instanceof | switch |
| boolean | Enum | int | synchronized |
| break | Export | interface | this |
| byte | Extends | long | throw |
| case | False | native | throws |
| catch | Final | new | transient |
| char | Finally | null | true |
| class | Float | package | try |
| const | For | private | typeof |
| continue | Function | protected | var |
| debugger | Goto | public | void |
| default | If | return | volatile |
| delete | implements | short | while |
| Do | Import | static | with |
| double | In | super |