The XMLHTTPRequest Monitor view is used to observe request/response information for HTTP calls performed using the XMLHTTPRequest (XHR) object. The view is linked to a particular Mozilla Browser Editor instance, so that only the requests originating from a particular web application are visible.
The view displays all the XHR calls in a table and supports sorting based on status, URL, method, and timing information. Double-clicking on a row will show the details (headers and body) of the request and response portions of the call.
The view also provides the following toolbar buttons:
Formatting is available for the response body of a selected XHR call for the following content-types:
To open the view:
Related concepts