Question

我正面临代码问题

我使用materialize来创建这个网页，但是当输入类型提交运行PHP函数时，按钮类型提交没有做任何事情
填写输入并按下输入类型后，运行PHP代码并打印＆＃34; PHP函数执行＆＃34;这意味着我的变量设置为＆＃34;＆＃34;而不是他们的输入值

请有人帮助我吗

   <!DOCTYPE HTML> 
   <html>
    <head>
        <title>Mobile Phone</title>
        <meta name="viewport" content="width=device-width, initil-scale=1.0">
        <link href="css/materialize.min.css" rel="stylesheet">
    </head>
    <body class="green lighten-5"> 

        <?php
            // define variables and set to empty values
            $MID = $MModel = $Color = $Price ="";

            if ($_SERVER["REQUEST_METHOD"] == "POST")
            {
               $MID = test_input($_POST["MID"]);
               $MModel = test_input($_POST["MModel"]);
               $Color = test_input($_POST["Color"]);
                $Price = test_input($_POST["Price"]);
            }

            function test_input($data)
            {
               $data = trim($data);
               $data = stripslashes($data);
               $data = htmlspecialchars($data);
               return $data;
            }
        ?>

        <script src="http://ajax.googleapis.com/ajax/libs/jquery/1.11.2/jquery.min.js"></script>
        <script src="js/materialize.min.js"></script>

        <div class="container">   
          <div class="row">
            <form class="col s12" method="post" action="<?php echo htmlspecialchars($_SERVER["PHP_SELF"]);?>">
              <div class="row">
                <div class="input-field col s2">
                  <input placeholder="A11" id="MID" type="text" pattern="[A-Za-z]{1}[0-9]{2}" class="validate">
                  <label for="MID">Mobile ID</label>
                </div>
                <div class="input-field col s2">
                  <input id="MModel" type="text" class="validate">
                  <label for="MModel">Mobile Model</label>
                </div>
                <div class="input-field col s2">
                  <input id="Color" type="text" class="validate">
                  <label for="Color">Color</label>
                </div>
                <div class="input-field col s2">
                  <input id="Price" type="number" class="validate" min="0" max="5000">
                  <label for="Price">Price</label>
                </div>
                </div>

                 <!-- This do not works -->
                <button class="waves-effect waves-light btn" type="submit" name="action">Add
                    <i class="mdi-content-send right"></i>
                </button>

                <!-- This works -->
                <input type="submit" name="submit" value="Submit"> 
            </form>
                      </div>
                    </div>
        <?php
       if (isset($_POST['submit']))
    {
           echo "PHP function is executed<br>";
           echo $MID;
           echo $MModel;
           echo $Color;
           echo $Price;
    }
        ?>        

    </body>
    </html>

Answer 1

变化

<button class="waves-effect waves-light btn" type="submit" name="action">Add
   <i class="mdi-content-send right"></i>
</button>

到

<button class="waves-effect waves-light btn" type="submit" name="submit">Add       
   <i class="mdi-content-send right"></i>
</button>

提交表单，但无法获取输入值

1 个答案: