HTML | DOM 输入电子邮件对象

HTML DOM 中的Input Email Object用于表示具有 type=”email”属性的 HTML input 元素。可以使用 getElementById() 方法访问具有 type=”email”属性的输入元素。

句法：

• 它用于访问输入电子邮件对象。

document.getElementById("id");

• 它用于创建输入元素。

document.createElement("input");

输入电子邮件对象属性：

Property	Description
type	This property is used to return the type of form element to the email field.
value	This property is used to set or return the value of the value attribute of an email field.
autocomplete	This property is used to set or return the value of the autocomplete attribute of an email field.
autofocus	This property is used to set or return whether an email field should automatically get focus when the page loads.
defaultValue	This property is used to set or return the default value of an email field.
disabled	This property is used to set or return whether an email field is disabled or not.
form	This property is used to return reference to the form that contains the email field.
list	This property is used to return a reference to the datalist that contains the email field.
maxLength	This property is used to set or return the value of the maxlength attribute of an email field.
multiple	This property is used to set or return whether a user is allowed to enter more than one email address in the email field.
name	This property is used to set or return the value of the name attribute of an email field.
pattern	This property is used to set or return the value of the pattern attribute of an email field.
placeholder	This property is used to set or return the value of the placeholder attribute of an email field.
readOnly	This property is used to set or return whether the email field is read-only or not.
required	This property is used to set or return whether the email field must be filled out before submitting a form.
size	This property is used to set or return the value of the size attribute of the email field.

示例 1：此示例使用 getElementById() 方法访问具有 type=”email” 属性的 元素。

html

     

    
        HTML DOM Input Email Object
    
   
 

 
     GeeksforGeeks
 
    DOM Input Email Object
 
    E-mail: 
 
    
        Click Here!
    
     
    
 
     
    
    
        function myGeeks() {
            var em = document.getElementById("email").value;
            document.getElementById("GFG").innerHTML = em;
        }
    

 

输出：
点击按钮前：

点击按钮后：

示例 2：此示例使用 document.createElement() 方法创建具有 type=”email” 属性的 元素。

html

     

    
        HTML DOM Input Email Object
    
   
 

 
     GeeksforGeeks
 
    DOM Input Email Object
 
    
        Click Here!
    
     
    
    
        function myGeeks() {
             
            /* Create an input element */
            var x = document.createElement("INPUT");
             
            /* Set the type attribute */
            x.setAttribute("type", "email");
             
            /* Set the value to type attribute */
            x.setAttribute("value", " [e-mail]");
             
            /* Append the element to body tag */
            document.body.appendChild(x);
        }
    

 
                   

输出：
点击按钮前：

点击按钮后：

支持的浏览器：

• 谷歌浏览器
• Internet Explorer（IE 9 之后）
• 火狐
• 歌剧