blur( ) 元素失去焦点 a, input, textarea, button, select, label, map, area $("#in").focus(function(){ if($("#in").val()=='关键字'){ $("#in").val("")}; }).blur(function(){ if($("#in").val()==''){ $("#in").val("关键字").css("color","#ccc")}; }); ch...
Supports CSS3 selectors to find elements as well as in style property manipulation Cross-Browser Chrome, Edge, Firefox, IE, Safari, Android, iOS, and more jQuery is a fast, small, and feature-rich JavaScript library. It makes things like HTML document traversal and manipulation, event handling...
load(url,[data],[callback])url (String) : 待装入 HTML 网页网址。 data (Map) : (可选) 发送至服务器的 key/value 数据。 callback (Callback) : (可选) 载入成功时回调函数。 代码: $("#feeds").load("feeds.aspx", {limit: 25}, function(){ alert("The last 25 entries in the feed ...
Remove the whitespace from the beginning and end of a string.Deprecated > Deprecated 3.3 | Utilities jQuery.type() Determine the internal JavaScript [[Class]] of an object.Deprecated > Deprecated 3.0 | Utilities jQuery.unique() Sorts an array of DOM elements, in place, with the duplicat...
12$(function () {34//修改第一个li标签的值5$("#btnChangeOne").click(function () {6$("#ulList").children().first().html("李京阳");7})89//修改第一个li标签的值10$("#btnChangeAll").click(function () {11$("#ulList").children().html("李京阳");12})1314//使用id选择器获取dom...
Type:Function(jqXHRjqXHR,StringtextStatus ) A function to be called when the request finishes (aftersuccessanderrorcallbacks are executed). The function gets passed two arguments: The jqXHR (in jQuery 1.4.x, XMLHTTPRequest) object and a string categorizing the status of the request ("success",...
$( ".selector" ).dialog( "option", "closeText", "hide" ); dialogClass Type: String Default: "" The specified class name(s) will be added to the dialog, for additional theming. The dialogClass option has been deprecated in favor of the classes option, using the ui-dialog propert...
Type: Array or String or Function( Object request, Function response( Object data ) ) Default: none; must be specified Defines the data to use, must be specified. Independent of the variant you use, the label is always treated as text. If you want the label to be treated as html ...
[i]).find("img").attr("src"), name : $(lis[i]).find("span").text() }); }; alert(JSON.stringify( result )); break; case "active" : $(".time-line-icon.active").removeClass("active"); $(".time-line-ul>li").eq( msg.data).find(".time-line-icon").addClass("active"...
jQuery CDN Powered by jQuery Core Showing the latest stable release in each major branch.See all versions of jQuery Core. jQuery 3.x jQuery Core 3.7.1:uncompressed,minified,slim,slim minified jQuery 2.x jQuery Core 2.2.4:uncompressed,minified ...