$("#父窗口元素ID",window.parent.document);对应javascript版本为window.parent.document.getElementById("父窗口元素ID"); 取父窗口的元素方法:$(selector, window.parent.document); 那么你取父窗口的父窗口的元素就可以用:$(selector, window.parent.parent.document); 类似的,取其它窗口的方法大同小异 $(se...
jQuery.get( url, [data], [callback] ) 使用GET请求一个页面。 $.get("test.cgi", { name: "John", time: "2pm" }, function(data){ alert("Data Loaded: " + data); }); jQuery.getJSON( url, [data], [callback] ) 使用GET请求JSON数据。 $.getJSON("test.js", { name: "John", ...
①. element.innerHTML ②. element.textContent/innerText (4). 修改元素的样式 ①. element.style.color = 'red'; ②. element.className = 'btn btn-danger' (5). 修改元素的值 ①. inputElement.value (6). 添加新元素 ①. var obj = document.createElement('div'); parent.appendChild(obj) (7)....
JQuery选择器 $(function(){ // element: 标签选择器,获取页面上同一类标签 var $p = $("p"); console.log($p); $p.css("color","red"); // .class 类选择器,获取页面上class属性值相同的一类标签 var $p2 = $(".p1"); console.log($p2); $p2.css("color","green"); // #id ...
jQuery has trouble finding the width/height of invisible DOM elements. With element or its parent element has css property 'display' set to 'none'.$('.hidden').width();will return 0 instead of the actual width; This plugin simply fix it. ...
There is a very easy way to avoid this performance penalty if it does impact your code. Simply use.css("width")instead of.width()to make it clear you want to get or set the actual width of the element as specified by the CSS. That doesn’t require jQuery to look atbox-sizing. Rem...
}.bottom .small{width:60px;height:25px;font-size:12px;background:#fab; } 效果预览: jQuery选择器之内容筛选选择器 基本筛选选择器针对的都是元素DOM节点。 如果我们要通过内容来过滤,jQuery也提供了一组内容筛选选择器,当然其规则也会体现在它所包含的子元素或者文本内容上。
.width()Returns:Number Description:Get the current computed width for the first element in the set of matched elements. version added:1.0.width() This method does not accept any arguments. The difference between.css( "width" )and.width()is that the latter returns a unit-less pixel value (...
// Gets the width of the first element. $("h1").width(); // Sets the height of all elements. $("h1").height("50px"); // Gets the height of the first element. $("h1").height(); // Returns an object containing position information for // the first ...
替换 replaceWith(content|fn) replaceAll(selector) 删除 empty() remove([expr]) detach([expr]) 复制 clone([Even[,deepEven]]) 筛选 过滤 eq(index|-index) first() last() hasClass(class) filter(expr|obj|ele|fn) is(expr|obj|ele|fn) ...