This is an experimental technology
Because this technology's specification has not stabilized, check the compatibility table for usage in various browsers. Also note that the syntax and behavior of an experimental technology is subject to change in future versions of browsers as the specification changes.
clone() method of the
Request interface creates a copy of the current
clone() throws a
TypeError if the response
Body has already been used. In fact, the main reason
clone() exists is to allow multiple uses of
Body objects (when they are one-use only.)
var newRequest = request.clone();
Request object, which is an exact copy of the
clone() was called on.
In the following snippet, we create a new request using the
constructor (for an image file in the same directory as the script), then clone the request.
var myRequest = new Request('flowers.jpg'); var newRequest = myRequest.clone(); // a copy of the request is now stored in newRequest
The definition of 'clone' in that specification.
|Living Standard||Initial definition|
|Feature||Chrome||Firefox (Gecko)||Internet Explorer||Opera||Safari (WebKit)|
|Feature||Android||Firefox Mobile (Gecko)||Firefox OS (Gecko)||IE Phone||Opera Mobile||Safari Mobile||Chrome for Android|
|Basic support||No support||No support||No support||No support||No support||No support||No support|
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