stream.md

stream

0.4 cn

Summary

A series of stream api. It provides a network request.

API

fetch(options, callback[,progressCallback])

Arguments

• options(object): the request options.
  • method(string): the HTTP method GET or POST.
  • url(string): the request url.
  • headers(object): the HTTP request headers.
  • type(string): request type, 'json','text' or 'jsonp'(same as 'json' in native implementation)
  • body(string): the HTTP body.
• callback(function): A callback function whose argument is the response object of the request. Callback function will receive a response object:
  • status(number)：response status code.
  • ok(boolean): true if status code is bewteen 200～299.
  • statusText(string)：status text
  • data: response data. It's a object if request option is json/jsonp, or (string) in other type value.
  • headers(object): response headers
• progressCallback(function): A progress callback. This callback will be invoked before request finished:
  • readyState(number): Current request state.'1':request connection opened;'2':response headers received.;'3':response data is loading;
  • status(number)：response status code.
  • length(number): bytes of data have received. You can read full length of response from 'headers'.
  • statusText(string)：status text
  • headers(object): response headers

Example

stream.fetch({
  method: 'GET',
  url: "http://httpbin.org/get",
  type:'json'
}, function(response) {
  //process response
},function(response){
  console.log("bytes received:"+response.length);
  
});