Function
Checkstr(Str)
If
Isnull
(Str)
Then
CheckStr
=
""
Exit
Function
End
If
Str
=
Replace
(Str,
Chr
(
0
),
""
,
1
,
-
1
,
1
)
Str
=
Replace
(Str,
"
""
"
,
"
""""
"
,
1
,
-
1
,
1
)
Str
=
Replace
(Str,
"
<
"
,
"
<
"
,
1
,
-
1
,
1
)
Str
=
Replace
(Str,
"
>
"
,
"
>
"
,
1
,
-
1
,
1
)
Str
=
Replace
(Str,
"
script
"
,
"
script
"
,
1
,
-
1
,
0
)
Str
=
Replace
(Str,
"
SCRIPT
"
,
"
SCRIPT
"
,
1
,
-
1
,
0
)
Str
=
Replace
(Str,
"
Script
"
,
"
Script
"
,
1
,
-
1
,
0
)
Str
=
Replace
(Str,
"
script
"
,
"
Script
"
,
1
,
-
1
,
1
)
Str
=
Replace
(Str,
"
object
"
,
"
object
"
,
1
,
-
1
,
0
)
Str
=
Replace
(Str,
"
OBJECT
"
,
"
OBJECT
"
,
1
,
-
1
,
0
)
Str
=
Replace
(Str,
"
Object
"
,
"
Object
"
,
1
,
-
1
,
0
)
Str
=
Replace
(Str,
"
object
"
,
"
Object
"
,
1
,
-
1
,
1
)
Str
=
Replace
(Str,
"
applet
"
,
"
applet
"
,
1
,
-
1
,
0
)
Str
=
Replace
(Str,
"
APPLET
"
,
"
APPLET
"
,
1
,
-
1
,
0
)
Str
=
Replace
(Str,
"
Applet
"
,
"
Applet
"
,
1
,
-
1
,
0
)
Str
=
Replace
(Str,
"
applet
"
,
"
Applet
"
,
1
,
-
1
,
1
)
Str
=
Replace
(Str,
"
[
"
,
"
[
"
)
Str
=
Replace
(Str,
"
]
"
,
"
]
"
)
Str
=
Replace
(Str,
"
""
"
,
""
,
1
,
-
1
,
1
)
Str
=
Replace
(Str,
"
=
"
,
"
=
"
,
1
,
-
1
,
1
)
Str
=
Replace
(Str,
"
'
"
,
"
''
"
,
1
,
-
1
,
1
)
Str
=
Replace
(Str,
"
select
"
,
"
select
"
,
1
,
-
1
,
1
)
Str
=
Replace
(Str,
"
execute
"
,
"
execute
"
,
1
,
-
1
,
1
)
Str
=
Replace
(Str,
"
exec
"
,
"
exec
"
,
1
,
-
1
,
1
)
Str
=
Replace
(Str,
"
join
"
,
"
join
"
,
1
,
-
1
,
1
)
Str
=
Replace
(Str,
"
union
"
,
"
union
"
,
1
,
-
1
,
1
)
Str
=
Replace
(Str,
"
where
"
,
"
where
"
,
1
,
-
1
,
1
)
Str
=
Replace
(Str,
"
insert
"
,
"
insert
"
,
1
,
-
1
,
1
)
Str
=
Replace
(Str,
"
delete
"
,
"
delete
"
,
1
,
-
1
,
1
)
Str
=
Replace
(Str,
"
update
"
,
"
update
"
,
1
,
-
1
,
1
)
Str
=
Replace
(Str,
"
like
"
,
"
like
"
,
1
,
-
1
,
1
)
Str
=
Replace
(Str,
"
drop
"
,
"
drop
"
,
1
,
-
1
,
1
)
Str
=
Replace
(Str,
"
create
"
,
"
create
"
,
1
,
-
1
,
1
)
Str
=
Replace
(Str,
"
rename
"
,
"
rename
"
,
1
,
-
1
,
1
)
Str
=
Replace
(Str,
"
count
"
,
"
count
"
,
1
,
-
1
,
1
)
Str
=
Replace
(Str,
"
chr
"
,
"
chr
"
,
1
,
-
1
,
1
)
Str
=
Replace
(Str,
"
mid
"
,
"
mid
"
,
1
,
-
1
,
1
)
Str
=
Replace
(Str,
"
truncate
"
,
"
truncate
"
,
1
,
-
1
,
1
)
Str
=
Replace
(Str,
"
nchar
"
,
"
nchar
"
,
1
,
-
1
,
1
)
Str
=
Replace
(Str,
"
char
"
,
"
char
"
,
1
,
-
1
,
1
)
Str
=
Replace
(Str,
"
alter
"
,
"
alter
"
,
1
,
-
1
,
1
)
Str
=
Replace
(Str,
"
cast
"
,
"
cast
"
,
1
,
-
1
,
1
)
Str
=
Replace
(Str,
"
exists
"
,
"
exists
"
,
1
,
-
1
,
1
)
Str
=
Replace
(Str,
Chr
(
13
),
"
50.
"
,
1
,
-
1
,
1
)
CheckStr
=
Replace
(Str,
"
'
"
,
"
''
"
,
1
,
-
1
,
1
)
End Function