javascript中关键字的问题，将名称替换了下，确实就没有问题了。现在将它的关键字和保留字贴出来，便于日后查看和避免在次出现类似的问题。
1 关键字
break
case
catch
continue
default
delete
do
else
finally
for
function
if
in
instanceof
new
return
switch
this
throw
try
typeof
var
void
while
with
2 保留字
abstract
boolean
byte
char
class
const
debugger
double
enum
export
extends
fimal
float
goto
implements
import
int
interface
long
mative
package
private
protected
public
short
static
super
synchronized
throws
transient
volatile