Java keywords are 50 reserved words which have a very specific meaning in the application code. Programmers should not use these keywords for any other purpose than what they are meant to be.
1. Java keywords features
- Given is the list has all reserved java keywords. We cannot use any of the following as identifiers in our programs.
- The keywords
constandgotoare reserved, even though they are not currently used. true,false, andnullmight seem like keywords, but they are actually literals; we cannot use them as identifiers in our programs.strictfpwas added in JDK 1.2.assertwas added in JDK 1.4.enumwas added in JDK 1.5.
2. Java keywords list
abstract | continue | for | new | switch |
assert | default | goto | package | synchronized |
boolean | do | if | private | this |
break | double | implements | protected | throw |
byte | else | import | public | throws |
case | enum | instanceof | return | transient |
catch | extends | int | short | try |
char | final | interface | static | void |
class | finally | long | strictfp | volatile |
const | float | native | super | while |
Learning about all keywords in single page is not possible. We will learn about each Java keyword in it’s dedicated tutorial.
Happy Learning !!