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  • 数据删除跟重新添加

      php删除处理页面:

    <?php
    $code = $_GET["c"];

    //造连接对象
    $db = new MySQLi("localhost","root","123","mydb");

    $sql = "delete from info where code='{$code}'";

    $r = $db->query($sql);

    if($r)
    {
    header("location:main.php");
    }
    else
    {
    echo "删除失败";
    }

        添加页面:

    <!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.0 Transitional//EN" "http://www.w3.org/TR/xhtml1/DTD/xhtml1-transitional.dtd">
    <html xmlns="http://www.w3.org/1999/xhtml">
    <head>
    <meta http-equiv="Content-Type" content="text/html; charset=utf-8" />
    <title>无标题文档</title>
    </head>

    <body>

    <form action="addchuli.php" method="post">
    <div>代号:<input type="text" name="code" /></div>
    <div>姓名:<input type="text" name="name" /></div>
    <div>性别:
    <input type="radio" name="sex" value="1" checked="checked" />男
    &nbsp;
    <input type="radio" name="sex" value="0" />女
    </div>
    <div>民族:
    <select name="nation">
    <?php
    //造连接对象
    $db = new MySQLi("localhost","root","123","mydb");
    $sql = "select * from nation";
    $result = $db->query($sql);
    $attr = $result->fetch_all();

    foreach($attr as $v)
    {
    echo "<option value='{$v[0]}'>{$v[1]}</option>";
    }
    ?>
    </select>
    </div>
    <div>生日:<input type="text" name="birthday" /></div>

    <div><input type="submit" value="添加" /></div>
    </form>

    </body>
    </html>

        添加的处理页面:

    <?php
    $code = $_POST["code"];
    $name = $_POST["name"];
    $sex = $_POST["sex"];
    $nation = $_POST["nation"];
    $birthday = $_POST["birthday"];

    //造连接对象
    $db = new MySQLi("localhost","root","123","mydb");

    $sql = "insert into info values('{$code}','{$name}',{$sex},'{$nation}','{$birthday}')";

    $db->query($sql);

    header("location:main.php");

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  • 原文地址:https://www.cnblogs.com/chenshanhe/p/6839280.html
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