What is Keywords?

Keyword is reserved word in programming language. Keywords are predefined, reserved words used in programming that have a special meaning. Every language have keywords. All language have grammar that come from English Grammar who represent the grammar of language.

In java there are 55 keywords. Keywords may not be used as identifiers in Java. We cannot use keyword as a variable.

Example of Keyword:

	
    int a;
    

In above example, ( int ) is a Keyword that indicates 'a' is a variable which is integer type.

Java is case sensitive language, all keywords must be written in lowercase.

Keywords table of Java

Java Keywords
int float double char
abstract assert boolean byte
catch try class const
extends final finally implements
import instanceof interface native
new package private protected
public strictfp super synchronized
this throw throws transient
volatile for continue void
break else if long
switch case while do
enum short const return
static default
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