[HTML5技术]HTML5 WebApp part4:使用 Web Workers 来加速您的移动 Web 应用程序(下) ...

[tr][td]清单 4. loadDeals 函数


var deals = [];
var sections = [];
var dealDetails = {};
var dealsUrl = "http://deals.ebay.com/feeds/xml";
function loadDeals(){ var xhr = new XMLHttpRequest(); xhr.onreadystatechange = function(){ if (this.readyState == 4 && this.status == 200){ var i = 0; var j = 0; var dealsXml = this.responseXML.firstChild; var childNode = {}; for (i=0; i< dealsXml.childNodes.length;i++){ childNode = dealsXml.childNodes.item(i); switch(childNode.localName){ case 'Item': deals.push(parseDeal(childNode)); break; case "MoreDeals": for (j=0;j