如何通过php更新表的列

Question

我是php新手。我想如何在单击批准按钮时将信息更新到已存在于数据库中的列？

Answer 1

$mysqli = new mysqli(dbhost,dbuser,dbpass,dbc);
if ($mysqli->connect_error) {
    die('Connect Error (' . $mysqli->connect_errno . ') ' . $mysqli->connect_error);
    }

$query = $mysqli->query("");// update table query
mysql_close($mysqli);

Answer 2

<input type"submit" name="approve" value="">
include("your dbconnection.php");
if(isset($_POST["approve"]))//approve button set
    {
    UPDATE `table_name`
    SET column1=value, column2=value2,...
    WHERE some_column=some_value

     }

Answer 3

以下是W3学校的教程..

http://www.w3schools.com/php/php_mysql_update.asp

还有许多教程和最适合初学者学习PHP的网站。

Answer 4

试试这个：

   if(isset($_POST["Button"]))
 {
   if(mysql_query("UPDATE `table_name` SET column1=value, column2=value,... WHERE some_column=some_value"))
   {
    echo "Record Updated";
   }
  else
  {
   echo mysql_error();
   }
  }