58 lines
1.6 KiB
Plaintext
58 lines
1.6 KiB
Plaintext
<%@ page contentType="text/html;charset=UTf-8"%>
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<%@ page import="java.sql.*"%>
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<%!//处理字符串的方法：
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public String codeString(String s) {
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String str = s;
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try {
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byte b[] = str.getBytes("ISO-8859-1");
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str = new String(b);
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return str;
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} catch (Exception e) {
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return str;
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}
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}%>
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<HTML>
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<head>
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<meta HTTP-EQUIV="Content-Type" CONTENT="text/html; charset=UTF-8">
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<meta http-equiv="refresh" content="2;url=../issue_page.jsp">
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<title></title>
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</head>
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<BODY>
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<%
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request.setCharacterEncoding("utf-8");
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String s[] = request.getParameterValues("chk");
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String table_name = request.getParameter("tablename");
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String colname = request.getParameter("colname");
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try {
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Class.forName("com.mysql.jdbc.Driver");
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} catch (ClassNotFoundException e) {
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out.print("驱动异常");
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}
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try {
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Connection con = null;
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Statement sql = null;
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con = DriverManager.getConnection(
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"jdbc:mysql://localhost/db_school?useUnicode=true&characterEncoding=utf-8", "root", "");
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sql = con.createStatement();
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if (s != null) {
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for (int i = 0; i < s.length; i++) {
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String text = "DELETE from " + table_name + " WHERE " + colname + " = '" + s[i] + "'";
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sql.executeUpdate(text);
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}
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}
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sql.close();
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con.close();
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out.print("成功删除");
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response.setHeader("refresh", "2;url=../issue_page.jsp");
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out.print("2秒后自动返回...");
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} catch (SQLException event) {
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out.print("删除新闻失败,以下信息供开发者查看，查看传值是否正常");
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/*response.setHeader("refresh", "5;url=../issue_page.jsp"); */
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out.print(colname);
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out.print(table_name);
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}
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%>
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</BODY>
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</HTML> |