Dart关键字

关键字	关键字	关键字	关键字
abstract	else	import	super
as	enum	in	switch
assert	export	interface	sync
async	extends	is	this
await	extension	library	throw
break	external	mixin	true
case	factory	new	try
catch	false	null	typedef
class	final	on	var
const	finally	operator	void
continue	for	part	while
covariant	Function	rethrow	with
default	get	return	yield
deferred	hide	set
do	if	show
dynamic	implements	static