Keygen disabled property
Examples
See keygen fields are available:
var x = document.getElementById("myKeygen").disabled;
x The output is:
true
try it"
Definitions and use
disabled property sets or returns keygen field is available.
Disable element can not be used and click. Disabled elements about the browser's default rendering gray.
This property reflects the functional HTML disabled property.
Browser Support
All major browsers support disabled property, in addition to Internet Explorer.
grammar
Returns disabled properties:
keygenObject .disabled
Set the disabled attribute:
keygenObject .disabled=true|false
Property Value
| 值 | 描述 |
|---|---|
| true|false |
描述了 keygen 字段是否可用
|
Technical Description
| return value: | Boolean value, keygen field is disabled if it returns true, false otherwise |
|---|
More examples
Examples
Disabling a keygen field:
document.getElementById("myKeygen").disabled=true;
The output is:
try it"
Examples
Disabled and not disabled keygen fields:
function disableKey()
{
document.getElementById("myKeygen").disabled=true;
}
function undisableKey()
{
document.getElementById("myKeygen").disabled=false;
}
{
document.getElementById("myKeygen").disabled=true;
}
function undisableKey()
{
document.getElementById("myKeygen").disabled=false;
}
try it"
Related Pages
HTML Reference Manual: HTML <keygen> Disabled Property