<form name=find method=post action="find.jsp">
<input type=text name=t1>
<input type=text name=t2>
<input type=text name=t3>
<input type=text name=t4>
.......
<input type=submit name=sb value="提交">
</form>
find.jsp
<%
String sl="select * from 表名 where 字段一='"+request.getParameter("t1")+"',字段二='"+request.getParameter("t2")+"',字段三='"+request.getParameter("t3")+"',字段四='"+request.getParameter("t4")+"'";//....
.....%>
<input type=text name=t1>
<input type=text name=t2>
<input type=text name=t3>
<input type=text name=t4>
.......
<input type=submit name=sb value="提交">
</form>
find.jsp
<%
String sl="select * from 表名 where 字段一='"+request.getParameter("t1")+"',字段二='"+request.getParameter("t2")+"',字段三='"+request.getParameter("t3")+"',字段四='"+request.getParameter("t4")+"'";//....
.....%>
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