CHECKED Attribute | checked Property Internet Development Index --------------------------------------------------------------------------------Sets or retrieves the state of the check box or radio button.SyntaxHTML <ELEMENT CHECKED ... > Scripting object.checked [ = bChecked ] Possible ValuesbChecked Boolean that specifies or receives one of the following values.false Default. Control is not selected. true Control is selected. The property is read/write. The property has a default value of false.ResCheck boxes that are not selected do not return their values when the form is submitted. A user can select a radio button only if the button has a name. To clear a selected radio button, a user must select another button in the set.ExampleThis example retrieves the checked property to fire an event.HideExample<HEAD> <SCRIPT> function checkthis() { if (oCheckbox.checked == true) { alert("It's got a check; now off to Microsoft!"); window.open("http://www.microsoft.com"); } } </SCRIPT> </HEAD> <BODY> Check here if you wish to go to Microsoft: <INPUT ID=oCheckbox TYPE=checkbox onclick=checkthis()> </BODY> Show Me Standards InformationThis property is defined in HTML 3.2 and is defined in World Wide Web Consortium (W3C) Document Object Model (DOM) Level 1 . Applies To[ Object Name ] Platform Version Win16: Win32: Windows CE: Unix: Mac: Version data is listed when the mouse hovers over a link, or the link has focus. INPUT type=checkbox, INPUT type=radio Move the mouse pointer over an element in the Applies To list to display availability information for the listed platforms. See AlsodefaultChecked, Introduction to Forms 关于日期的常见操作 http://community.csdn.net//Expert/TopicView2.asp?id=4360247&datebasetype=now js FAQ贴 http://community.csdn.net//Expert/TopicView2.asp?id=4356360&datebasetype=now DHTML手册,js手册,dom手册下载 http://community.csdn.net//Expert/TopicView2.asp?id=4356325&datebasetype=now
CHECKED Attribute | checked Property Internet Development Index --------------------------------------------------------------------------------Sets or retrieves the state of the check box or radio button.SyntaxHTML <ELEMENT CHECKED ... >
Scripting object.checked [ = bChecked ] Possible ValuesbChecked Boolean that specifies or receives one of the following values.false Default. Control is not selected.
true Control is selected.
The property is read/write. The property has a default value of false.ResCheck boxes that are not selected do not return their values when the form is submitted. A user can select a radio button only if the button has a name. To clear a selected radio button, a user must select another button in the set.ExampleThis example retrieves the checked property to fire an event.HideExample<HEAD>
<SCRIPT>
function checkthis()
{
if (oCheckbox.checked == true)
{
alert("It's got a check; now off to Microsoft!");
window.open("http://www.microsoft.com");
}
}
</SCRIPT>
</HEAD>
<BODY>
Check here if you wish to go to Microsoft:
<INPUT ID=oCheckbox TYPE=checkbox onclick=checkthis()>
</BODY>
Show Me
Standards InformationThis property is defined in HTML 3.2 and is defined in World Wide Web Consortium (W3C) Document Object Model (DOM) Level 1 . Applies To[ Object Name ]
Platform Version
Win16:
Win32:
Windows CE:
Unix:
Mac:
Version data is listed when the mouse hovers over a link, or the link has focus.
INPUT type=checkbox, INPUT type=radio
Move the mouse pointer over an element in the Applies To list to display availability information for the listed platforms. See AlsodefaultChecked, Introduction to Forms
关于日期的常见操作
http://community.csdn.net//Expert/TopicView2.asp?id=4360247&datebasetype=now
js FAQ贴
http://community.csdn.net//Expert/TopicView2.asp?id=4356360&datebasetype=now
DHTML手册,js手册,dom手册下载
http://community.csdn.net//Expert/TopicView2.asp?id=4356325&datebasetype=now