HTML DOM input password 对象

输入密码对象

输入密码对象表示 type="password" 的 HTML <input> 元素。

您可以使用 getElementById() 访问 type="password" 的 <input> 元素：

var x = document.getElementById("myPsw");

提示：您还可以通过搜索来访问 <input type="password">元素表格的集合。

您可以使用 document.createElement() 方法创建 type="password" 的 <input> 元素：

var x = document.createElement("INPUT");
x.setAttribute("type", "password");

Property	Description
autocomplete	Sets or returns the value of the autocomplete attribute of a password field
autofocus	Sets or returns whether a password field should automatically get focus when the page loads
defaultValue	Sets or returns the default value of a password field
disabled	Sets or returns whether the password field is disabled, or not
form	Returns a reference to the form that contains the password field
maxLength	Sets or returns the value of the maxlength attribute of a password field
name	Sets or returns the value of the name attribute of a password field
pattern	Sets or returns the value of the pattern attribute of a password field
placeholder	Sets or returns the value of the placeholder attribute of a password field
readOnly	Sets or returns whether a password field is read-only, or not
required	Sets or returns whether the password field must be filled out before submitting a form
size	Sets or returns the value of the size attribute of a password field
type	Returns which type of form element a password field is
value	Sets or returns the value of the value attribute of the password field

Method	Description
select()	Selects the content of a password field

输入密码对象还支持标准特性和事件。