hasFeature Method
| Internet Development Index |
Returns a value that indicates whether the object implements a specific Document Object Model (DOM) standard.
Syntax
bImplemented = implementation.hasFeature(sFeature [, vVersion])
Parameters
sFeature Required. Name of the standard.
XML DOM Core standard. HTML DOM HTML standard. vVersion Optional. Version number of the standard.
1.0 Level 1.
Return Value
Returns one of the following possible values:
true Standard is implemented. false Standard is not implemented.
Remarks
The sFeature parameter is case-insensitive.
Example
The code in the following example uses the hasFeature method to test whether the object implements the DOM HTML standard.
var bSupported = document.implementation.hasFeature("HTML","1.0");
Standards Information
This method is defined in World Wide Web Consortium (W3C) Document Object Model (DOM) Level 1
.
Applies To
implementation