jQuery实现定时读取分析xml文件的方法_jquery

<?xml version="1.0"?>   

$(document).ready(function() { function get_info() { $.ajax({ type: "GET", url: "page.xml", dataType: "xml", cache: false, complete: function(doc) { var tasks = $(doc.responseText).find("page").attr("tasks"); var msgs = $(doc.responseText).find("page").attr("messages"); var notes = $(doc.responseText).find("page").attr("notifications"); if (tasks != $('#tasks').text() || msgs != $('#messages').text() || notes != $('#notifications').text()) { document.title = "Facebook" + ' NEW NOTIFICATON'; } $('#tasks').text(tasks); $('#messages').text(msgs); $('#notifications').text(notes); } }); } setInterval(function() { get_info(); }, 5000); });