asp 刪除資料庫記錄的代碼

來源:互聯網
上載者:User

刪除單條記錄 複製代碼 代碼如下:id = saferequest("id")
sql="delete from table1 where whereid>"&id&""
rs.open sql,conn,1,3
response.write "<script>alert('刪除成功');location.href='del.asp';</script>"
set rs=nothing
set conn=nothing

這是過濾非法字元函數 複製代碼 代碼如下:function saferequest(paraname)
dim paravalue
paravalue=request(paraname)
if isnumeric(paravalue) = true then
saferequest=paravalue
exit function
elseif instr(lcase(paravalue),"select ") > 0 or instr(lcase(paravalue),"insert ") > 0 or instr(lcase(paravalue),"delete from") > 0 or instr(lcase(paravalue),"count(") > 0 or instr(lcase(paravalue),"drop table") > 0 or instr(lcase(paravalue),"update ") > 0 or instr(lcase(paravalue),"truncate ") > 0 or instr(lcase(paravalue),"asc(") > 0 or instr(lcase(paravalue),"mid(") > 0 or instr(lcase(paravalue),"char(") > 0 or instr(lcase(paravalue),"xp_cmdshell") > 0 or instr(lcase(paravalue),"exec master") > 0 or instr(lcase(paravalue),"net localgroup administrators") > 0 or instr(lcase(paravalue)," and ") > 0 or instr(lcase(paravalue),"net user") > 0 or instr(lcase(paravalue)," or ") > 0 or instr(lcase(paravalue),"""")>0 or instr(lcase(paravalue),"'")>0 then
response.write "請不要在函數中加入非法字元!"
response.end
else
saferequest=paravalue
end if
end function

大量刪除方法:
主要是利用for迴圈來實現。 複製代碼 代碼如下:id=request.form("checkbox")
id=Split(id,",")
shu=0
for i=0 to UBound(id)
sql="select * from jiang_fname where id="&id(i)
set rs=conn.execute(sql)
shu=shu+1
next

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