jsp查詢并顯示查詢內(nèi)容 怎樣用JSP做一個查詢界面?
怎樣用JSP做一個查詢界面?示例:JSP頁面:<inputname=“user name”>背景:stringsql=“select*from user where user name=?“/
怎樣用JSP做一個查詢界面?
示例:JSP頁面:<inputname=“user name”>背景:stringsql=“select*from user where user name=?“//從user表中查詢指定用戶名的數(shù)據(jù)以獲取文本框中的值:stringname=請求獲取參數(shù)(“user name”),然后獲取連接對象connpresparatementpstmt=連接準備聲明() pstmt.set字符串(1,name)//將SQL語句拼接成Finally,執(zhí)行SQL語句:select*from user where username=(name的值)