C++ Keywords

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Keywords in C++

Keyword is a predefined or reserved word in C++ library with a fixed meaning and used to perform an internal operation. C++ Language supports more than 64 keywords.

Keywords are those words whose meaning is already defined by Compiler. These keywords cannot be used as an identifier. Note that keywords are the collection of reserved words and predefined identifiers. Predefined identifiers are identifiers that are defined by the compiler but can be changed in meaning by the user.

Every Keyword exists in lower case latter like auto, break, case, const, continue, int etc.

32 Keywords in C++ Language which is also available in C language.

auto	double	int	struct
break	else	long	switch
case	enum	register	typedef
char	extern	return	union
const	float	short	unsigned
continue	for	signed	void
default	goto	sizeof	volatile
do	if	static	while

Another 30 reserved words that were not in C, these are new to C++

asm	dynamic_cast	namespace	reinterpret_cast
bool	explicit	new	static_cast
catch	false	operator	template
class	friend	private	this
const_cast	inline	public	throw
delete	mutable	protected	true
try	typeid	typename	using
using	virtual	wchar_t

Note: you can not use these keyword for variable and not overload.

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