Ключевые слова нельзя использовать в качестве имен переменных, классов или методов!
abstract
event
new
struct
as
explicit
null
switch
base
extern
object
this
bool
false
operator
throw
break
finally
out
true
byte
fixed
override
try
case
float
params
typeof
catch
for
private
uint
char
foreach
protected
ulong
checked
goto
public
unchecked
class
if
readonly
unsafe
const
implicit
ref
ushort
continue
in
return
using
decimal
int
sbyte
virtual
default
interface
sealed
volatile
delegate
internal
short
void
do
is
sizeof
while
double
lock
stackalloc
else
long
static
enum
namespace
string
