php实现表单提交处理

php实现表单提交处理:

<?php  
if ($_SERVER["REQUEST_METHOD"] == "POST") {  
    $name = $_POST['name'];  
    echo "You submitted: " . $name;  
}  
?>  

<form method="post" action="<?php echo $_SERVER['PHP_SELF']; ?>">  
    <input type="text" name="name">  
    <input type="submit" value="Submit">  
</form>