ajax

一、定义

AJAX = 异步 JavaScript 和 XML（Asynchronous JavaScript and XML；简短地说，在不重载整个网页的情况下，AJAX 通过后台加载数据，并在网页上进行显示

二、用法

$("#id").load()

load(url,data,function(response,status,xhr))

$("button").click(function(){ ?$("div").load(‘demo_ajax_load.txt‘);});

$.get();

$.get("http://datainfo.duapp.com/shopdata/getclass.php",function(data){ ???????????console.log(data) ???????})

$.get("http://datainfo.duapp.com/shopdata/getuser.php?userID=f66",function(data){ ???????????console.log(data) ???????},"JSONP");$.get("http://datainfo.duapp.com/shopdata/getCar.php",{userID:"f66"},function(data){ ???????????console.log(data) ???????},"JSONP")

$.post(URL,data,callback);

$.post("http://datainfo.duapp.com/shopdata/getuser.php?userID=f66",function(data){ ???????????console.log(data) ???????},"JSONP"); ???????$.post("http://datainfo.duapp.com/shopdata/getCar.php",{userID:"f66"},function(data){ ???????????console.log(data) ???????},"JSONP")

$.ajax();

$.ajax({ ?????type:"get", ?????url:"", ?????function(data){ ???????????console.log(data) ?????????????} ?});

$.getJSON();

$.getJSON("http://datainfo.duapp.com/shopdata/getCar.php?userID=f66&callback=?",function(data){ ??????????console.log(data) ???????}) ???$.getJSON("pro.json",function(data){ 
 console.log(data) sortPrice(data); ????data.sort(function(a,b){ ???return a.price - b.price; ??}) ??????console.log(data) ?????})

$.getScript();

 ????????$.getScript("test.js",function(){ ???????????????setTimeout(function(){ ???????????????????alert(2) ???????????????},2000) ???????????})

ajax

原文地址：https://www.cnblogs.com/justSmile2/p/9720333.html