Question

因此，当它第一次进入页面时，它就像一个魅力。我写了反馈并按下提交按钮。数据库获取所有信息并且没有任何错误，但是当我进行刷新时，它会写入数据库，再次使用相同的反馈形式，并且根据我刷新的程度，它总是添加相同的注释...

        <div class="text_style" style="margin-bottom: -30px;">Leave a review:</div><input class="bejel" style="width: 380px; height: 140px; margin-bottom: 40px;" type="text" name="comment" placeholder="Leave a comment..."><br>

        <div class="text_style">Skins:</div>
        <div class="select"  style="margin-top: -35px;">
        <select name="skins">
        <option>Select your skin!</option>
        <option value="jax">Pax Jax</option>
        <option value="sivir">Pax Sivir</option>
        <option value="singed">Riot Singed</option>
        <option value="nasus">Riot Nasus</option>
        <option value="twisted">Pax Twisted Fate</option>
        <option value="ryze">Human Ryze</option>
        <option value="kayle">Silver Kayle</option>
        <option value="alistar">Black Alistar</option>
        </select></div>

        <div class="text_style" style="float: left;">Name:</div>
        <input class="bejel" type="text" name="name" placeholder="Name">

        <div class="text_style" style="float: left;">Email:</div>
        <input class="bejel" type="text" name="email" placeholder="E-mail">


        <input name="mod" type="submit" class="smb" value="" style="margin-bottom: 50px;">

        </form>                             
        </div>

    <?php
    $con = mysqli_connect("data for login");


    if (isset($_POST['mod']))
    {
       $SQL = "INSERT INTO feedback_comment (rate, comment, name, skin, email) VALUES ('5', '$_POST[comment]', '$_POST[name]', '$_POST[skin]', '$_POST[email]')";
        $result = mysqli_query($con, $SQL);
    }

    mysqli_close($con);
    ?>`

Answer 1

在数据库提交代码后添加unset($_POST);。

Answer 2

所以，它们都没有真正起作用，但是我决定使用一个带有头功能的提交页面的会话，并且提交按钮没有任何功能......我无法通过标题位置仅提交到submit.php按钮按下。 `

        <div class="text_style" style="margin-bottom: -30px;">Leave a review:</div><input class="bejel" style="width: 380px; height: 140px; margin-bottom: 40px;" type="text" name="comment" placeholder="Leave a comment..."><br>

        <div class="text_style">Skins:</div>
        <div class="select"  style="margin-top: -35px;">
        <select name="skins">
        <option>Select your skin!</option>
        <option value="jax">Pax Jax</option>
        <option value="sivir">Pax Sivir</option>
        <option value="singed">Riot Singed</option>
        <option value="nasus">Riot Nasus</option>
        <option value="twisted">Pax Twisted Fate</option>
        <option value="ryze">Human Ryze</option>
        <option value="kayle">Silver Kayle</option>
        <option value="alistar">Black Alistar</option>
        </select></div>

        <div class="text_style" style="float: left;">Name:</div>
        <input class="bejel" type="text" name="name" placeholder="Name">

        <div class="text_style" style="float: left;">Email:</div>
        <input class="bejel" type="text" name="email" placeholder="E-mail">


        <input name="mod" type="submit" class="smb" value="" style="margin-bottom: 50px;">

        </form>                             
        </div>

    <?php
        if (isset($_POST['mod'])) {

        $_SESSION['name'] = $_POST['name'];
        $_SESSION['rate'] = $_POST['rate'];
        $_SESSION['email'] = $_POST['email'];
        $_SESSION['skin'] = $_POST['skin'];
        $_SESSION['comment'] = $_POST['comment'];
        header('Location:submit.php');
       }`

刷新时表单重复

2 个答案: