1、JSP中導(dǎo)包格式:
方式一:<%@ page language="java"
import="java.sql.*"
import="java.util.*"
pageEncoding="UTF-8"%>
方式二:<%@ page language="java" import="java.sql.*,java.util.*"pageEncoding="UTF-8"%>
2、亂碼解決:
方式一: <meta http-equiv="Content_Type" content="text/html; charset=utf-8">
3、JSP中寫方法(<%!)
<%!
public void modifyClicknumber(long clicknumber,long id){
Connection conn=null;
Statement st=null;
try{
Class.forName("oracle.jdbc.driver.OracleDriver");
try{
String url="jdbc:oracle:thin:@192.168.0.4:1521:kmwh";
conn=DriverManager.getConnection(url,"k","w");
st=conn.createStatement();
String sql="update pc_answer set clicknumber="+clicknumber+" where id="+id;
st.executeUpdate(sql)
conn.close();
st.close();
}catch(SQLException e){
e.printStackTrace();
}
}catch(ClassNotFoundException e){
e.printStackTrace();
}
}
%>
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