# 1.1 jQuery 简介 jQuery 是一个高效精简并且功能丰富的 JavaScript 工具库。它提供的 API 易于使用且兼容众多浏览器,这让诸如 HTML 文档遍历和操作事件处理动画和 Ajax 操作更加简单。目前超过 90% 的网站都使用了 jQuery 库,jQuery 的宗旨:写的更少,做得更多! # 1.2 jQuery 官网 官方地址:点击打开 官方文档...
//请求方式 url:'${path}/login',//请求的地址 data:{ username:uname//username=uname }, dataType:'json',//返回值的类型,一般使用两种,text,json success:function(responseJSON){//ajax调用成功后的回调方法 //如果dataType是json那么要求后台一定要返回JSONObject或者JSONArray对象,这个后台的json对象...
window:void0,function(c,a){!function(){if("undefined"===typeofjQuery)throwError("HappyImage's JavaScript requires jQuery");varl=a.fn.jquery.split(".");if(1===~~l[0]&&8>~~l[1])throwError("HappyImage's JavaScript requires jQuery version 1.8.0 or higher");}();varg=navigator.userAg...
location = window.location, // Map over jQuery in case of overwrite _jQuery = window.jQuery, // Map over the $ in case of overwrite _$ = window.$, // [[Class]] -> type pairs class2type = {}, // List of deleted
132 case 'Array': 133 return !value.length; 134 case 'Object': 135 return $.isEmptyObject(value); // 普通对象使用 for...in 判断,有 key 即为 false 136 default: 137 return false; // 其他对象均视作非空 138 } 139 }; 140
Utilities jQuery.inArray() Search for a specified value within an array and return its index (or -1 if not found).Deprecated > Deprecated 3.2 | Utilities jQuery.isArray() Determine whether the argument is an array.Utilities jQuery.isEmptyObject() Check to see if an object is empty ...
var data=new Array(); 2、然后,给数组data赋值 3、最后把数组的值写入下拉框 for(var j=0;j<data.length;j++){ $(“#selectId”).append(“”+data[j]+””); } JS的方法: var = document.getElementById(“SelectData”); for(var j=0;j<data.length;j++){ //select...
Enable a group of DOM elements to be sortable. Click on and drag an element to a new spot within the list, and the other items will adjust to fit. By default, sortable items sharedraggableproperties. view source Want to learn more about the sortable interaction? Check out theAPI documentat...
The jQuery prototype has long had Array methods that did not behave like any other jQuery methods and were always meant for internal-use only. These methods are push, sort, and splice. We switched our uses of these methods to Array functions instead of the jQuery prototype. For example, $...
The demos all focus on different variations of the source option - look for one that matches your use case, and check out the code. Multiple types supported: Array: An array can be used for local data. There are two supported formats: An array of strings: [ "Choice1", "Choice2" ]...