用途:文章表內(nèi)文章關(guān)鍵字查詢
查詢格式: 百度 google 百度好還是google好 百度＋google （也可不輸入條件全部查詢）
<!--#include file="conn.asp"-->
<%
Function SearshSQL(Tname,Lname,Str) 'Tname-表名 Lname-列名 Str－查詢的字符
If Trim(Str)="" then
MySql="Select * From "&Tname
Else
Str=SqlEncode(Str) '預(yù)處理查詢字符串
ArrStr=split(Str," ") '用空格分割處理后字符串
Umax=Ubound(ArrStr) '分割后數(shù)組上維,確定分割成關(guān)鍵詞的個數(shù)
If Umax>0 Then '關(guān)鍵詞中多個空格的處理,從第2維開始處理
For i=1 to Umax
StrTemp=ArrStr(i)
If Trim(StrTemp)="" Then StrTemp="/~~~~~/" '分割成的元素為空用特殊字符代替
Sql=Sql &" Or "& Lname &" like '%"& StrTemp &"%'"
Next
End If
MySql="Select * From "& Tname &" where "& Lname &" like '%"&ArrStr(0)&"%'"&Sql
Do
j=InStr(1,MySql, "%/~~~~~/%",1)
If j=0 Then
Exit Do
End If
MySql=Replace(MySql," Or "&Lname&" like '%/~~~~~/%'","")
Loop
End IF
SearshSQL=MySql
end function
Function SqlEncode(Str) '格式化字符串
str=replace(str," "," ") '先把左右的全角空格替換成半角空格
str=trim(str)
str=replace(str,"["," ")
str=replace(str,"';"," ")
str=replace(str,"'"," ")
str=replace(str,"_"," ")
str=replace(str,"%"," ")
str=replace(str,"+"," ")
str=replace(str," "," ")
sqlencode=str
end function
%>
<%
sql=SearshSQL("article","coments","蘿卜＋白菜 狗熊") ＋"order by..(排序)"
Set rs=Server.Createobject("ADODB.RECORDSET")
rs.Open sql,conn,1,1
if not rs.eof then
下面的自己寫
