PHP-表单介绍


动态网站

该网站提供可用于存储、更新、检索和删除数据库中的数据的功能。

什么是表格?

包含黑色字段的文档,用户可以填写数据或用户可以选择数据。偶尔数据将存储在数据库中

例子

下面的示例显示了使用 post 方法执行一些特定操作的表单。

<html>
   
   <head>
      <title>PHP Form Validation</title>
   </head>
   
   <body>
      <?php
         
         // define variables and set to empty values
         $name = $email = $gender = $comment = $website = "";
         
         if ($_SERVER["REQUEST_METHOD"] == "POST") {
            $name = test_input($_POST["name"]);
            $email = test_input($_POST["email"]);
            $website = test_input($_POST["website"]);
            $comment = test_input($_POST["comment"]);
            $gender = test_input($_POST["gender"]);
         }
         
         function test_input($data) {
            $data = trim($data);
            $data = stripslashes($data);
            $data = htmlspecialchars($data);
            return $data;
         }
      ?>
   
      <h2>Tutorials Point Absolute classes registration</h2>
      
      <form method = "post" action = "/php/php_form_introduction.htm">
         <table>
            <tr>
               <td>Name:</td> 
               <td><input type = "text" name = "name"></td>
            </tr>
            
            <tr>
               <td>E-mail:</td>
               <td><input type = "text" name = "email"></td>
            </tr>
            
            <tr>
               <td>Specific Time:</td>
               <td><input type = "text" name = "website"></td>
            </tr>
            
            <tr>
               <td>Class details:</td>
               <td><textarea name = "comment" rows = "5" cols = "40"></textarea></td>
            </tr>
            
            <tr>
               <td>Gender:</td>
               <td>
                  <input type = "radio" name = "gender" value = "female">Female
                  <input type = "radio" name = "gender" value = "male">Male
               </td>
            </tr>
            
            <tr>
               <td>
                  <input type = "submit" name = "submit" value = "Submit"> 
               </td>
            </tr>
         </table>
      </form>
      
      <?php
         echo "<h2>Your Given details are as :</h2>";
         echo $name;
         echo "<br>";
         
         echo $email;
         echo "<br>";
         
         echo $website;
         echo "<br>";
         
         echo $comment;
         echo "<br>";
         
         echo $gender;
      ?>
      
   </body>
</html>

它将产生以下结果 -

表格介绍