Java Keywords

Overview Of Programming With Java > More details on Java >
Siva Nookala - 21 Feb 2019

There are 50 keywords in java which have special meaning. These will be used to communicate with the compiler.

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You cannot use any of the following keywords as identifiers in your programs. The keywords const and goto are reserved, even though they are not currently used. true, false, and null might seem like keywords, but they are actually literals; you cannot use them as identifiers in your programs.

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

* - not used
** - added in 1.2
*** - added in 1.4
**** - added in 5.0

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