The XMLHttpRequestEventTarget.onprogress
is the function called periodically with information when an XMLHttpRequest
before success completely .
Syntax
XMLHttpRequest .onprogress = callback ;
Values
callback
is the function called periodically before complete the request.
Event
event.loaded
how many information recived in periodically call.
event.size
how many information the request have.
XMLHttpRequest.onprogress = function (event) {
event.loaded;
event.size;
};
Example
var xmlhttp = new XMLHttpRequest(),
method = 'GET',
url = 'https://developer.mozilla.org/';
xmlhttp.open(method , url , true);
xmlhttp.onprogress = function () {
//do something
};
xmlhttp.send();
Specifications
Specification
Status
Comment
XMLHttpRequest
Living Standard
WHATWG living standard
Browser compatibility
Feature
Chrome
Firefox (Gecko)
Internet Explorer
Opera
Safari
Basic support
1
1.0 (1.7 or earlier)
7
(Yes)
1.2
Feature
Android
Chrome for Android
Firefox Mobile (Gecko)
IE Mobile
Opera Mobile
Safari Mobile
Basic support
?
1.0
(Yes)
?
?
?
Document Tags and Contributors
Last updated by:
teoli ,
Jun 27, 2016, 4:05:57 AM