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HTML DOM 中的 DOM Input Password 对象


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Password 对象

The Password object represents a password field in an HTML form. For each instance of an HTML <input type="password"> tag on a form, a Password object is created.
当HTML表单中含有<input type="password">标签就意味着Password对象建立起来了

You can access a Password object by indexing the elements array (by number or name) of the corresponding form or by using getElementById().
你可以根据表单的元素组索引数或名称来访问Password对象,也可以使用getElementById()来访问

IE: Internet Explorer, F: Firefox, N: Netscape, W3C: World Wide Web Consortium (Internet Standard).

Password 对象属性

Property
属性
Description
描述
IE  F N W3C
accept Sets or returns a list of content types, which the server processing this form will handle correctly
设置或返回内容类型列表,服务器可以更准确的处理这个表单
-     Yes
accesskey Sets or returns the keyboard key to access the password field
设置或返回可以访问password field的键盘按键。
4     Yes
defaultValue Sets or returns the initial value of the password field
设置或返回password field的初始值
3 1 2 Yes
disabled Sets or returns whether or not the password field should be disabled
设置或返回password field是否可用
5 1 6 Yes
form Returns a reference to the password field's parent form
返回password field的父表参考
3 1 2 Yes
id Sets or returns the id of the password field (In IE 4 this property is read-only)
设置或返回password field的id
4 1   No
maxLength Sets or returns the maximum number of characters the user can enter in the password field
设置后返回password field里可输入的最大限度字符数
4 1 6 Yes
name Sets or returns the name of the password field
设置或返回password field的name
3 1 2 Yes
readOnly Sets or returns whether the content of the password field is read-only
设置或返回password field里的内容为只读
4 1 6 Yes
size Sets or returns the size of the password field
设置或返回password field的大小
3 1 6 Yes
tabIndex Sets or returns the index that defines the tab order for the password field
设置或返回password field的tab顺序
4     Yes
type The type of the form element. For a password object it will always be "password"
表单元素类型。password 对象就显示为"password"
3 1 3 Yes
value Sets or returns the value of the value attribute of the password field
设置或返回password field的value属性值
3 1 2 Yes

Password 对象方法

Method
方法
Description
描述
IE F N W3C
blur() Removes focus from the password field
取消对password field的聚焦
4 1 2 Yes
click() Simulates a mouse-click on the password field
模拟鼠标点击password field
4 1   No
focus() Sets focus on the password field
让password field获得聚焦
3 1 2 Yes
select() Selects and highlights the entire text that is in the password field
选中password field里的文字并且显示高亮
4 1 2 Yes

Password 对象事件

Syntax: object.event_name="someJavaScriptCode"
语法:对象.事件名称="一些JS代码"

Event
事件
Description
描述
IE F N W3C
onBlur Executes some code when the password field loses focus
当password field失去聚焦的时候执行代码
4 1 2  
onClick Executes some code when the user clicks in the password field
当用户点击password field的时候执行代码
4      
onFocus Executes some code when the password field gets focus
当password field得到聚焦的时候执行一些代码
3 1 2  
onKeyDown Executes some code when a key is pressed down in the password field
当在password field中按住某键的时候执行代码
4 1 4  
onKeyPress Executes some code when an alphanumeric key is pressed in the password field
当在password field中按下并释放某键的时候执行一些代码
4 1 4  
onKeyUp Executes some code when a key is released in the password field
当在password field中释放某键的时候执行一些代码
4 1 4  
onSelectStart Executes some code when some text in the password field is selected
当password field中的文字选中时执行一些代码
4      

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