<%@ page contentType="text/html;charset=UTf-8"%>
<%@ page import="java.sql.*"%>
<%!//处理字符串的方法：
public String codeString(String s) {
String str = s;
try {
byte b[] = str.getBytes("ISO-8859-1");
str = new String(b);
return str;
} catch (Exception e) {
return str;
}
}%>
<%
request.setCharacterEncoding("utf-8");
String s[] = request.getParameterValues("chk");
String table_name = request.getParameter("tablename");
String colname = request.getParameter("colname");
try {
Class.forName("com.mysql.jdbc.Driver");
} catch (ClassNotFoundException e) {
out.print("驱动异常");
}
try {
Connection con = null;
Statement sql = null;
con = DriverManager.getConnection(
"jdbc:mysql://localhost/db_school?useUnicode=true&characterEncoding=utf-8", "root", "");
sql = con.createStatement();
if (s != null) {
for (int i = 0; i < s.length; i++) {
String text = "DELETE from " + table_name + " WHERE " + colname + " = '" + s[i] + "'";
sql.executeUpdate(text);
}
}
sql.close();
con.close();
out.print("成功删除");
response.setHeader("refresh", "2;url=../issue_page.jsp");
out.print("2秒后自动返回...");
} catch (SQLException event) {
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");
/*response.setHeader("refresh", "5;url=../issue_page.jsp"); */
out.print(colname);
out.print(table_name);
}
%>