// 根据这个可以定时去获取文档载入状态,来实现页面载入等待效果 var readystate = document.readyState.toLowerCase(); if (readystate == 'complete') { clearTimeout(id); document.getElementById('loadpagediv').style.display = "none"; } else
history.pushState({page:2},'title 2','?page=2'); history.replaceState({page:3},'title 3','?page=3'); history.back();// state: {"page":1} history.back();// state: null history.go(2);// state: {"page":3} 上面代码中,pushSt...
当整个页面,包括样式、图片和其他资源被加载完成时,会触发window对象上的load事件。可以通过onload属性获取此事件。 下面的这个示例正确显示了图片大小,因为window.onload会等待所有图片加载完毕: window.onload= function() {//也可以用 window.addEventListener('load', (event) => {alert('Page loaded');//此时图...
How can you go about preloading for the next page? By waitingr onload of the current page and requesting the new components. Here are 4 ways to do so, all using a timeout of 1 secfoond after page load so that prefetching doesn't interfere with the user experience on the page. One ...
The data-ride="carousel" attribute is used to mark a carousel as animating starting at page load. It cannot be used in combination with (redundant and unnecessary) explicit JavaScript initialization of the same carousel. Via JavaScript Call carousel manually with: Copy $('.carousel').carousel()...
由于使用console.log对象会直接记录为[Object Object],所以这里直接读取了state内的page信息 上面代码中,pushState方法向history添加了两条记录,然后replaceState方法替换掉当前记录。因此,连续两次back方法,会让当前条目退回到原始网址,它没有附带state对象,所以事件的state属性为null,然后前进两条记录,又回到replaceState方法...
Dropdown ... 通过JavaScript 通过JavaScript调用下拉菜单: $('.dropdown-toggle').dropdown() 选项 无 方法 $().dropdown('toggle') 通过编程式api对某个特定的导航条或标签页导航切换下拉菜单。 滚动监听 bootstrap-scrollspy.js 用在导航条上 ScrollSpy插件根据滚动的位置自动更新导航条中相应的导航...
I could use the page_load server event, but that would delay the rendering of the entire page until this process is complete. The effect I am looking for is to render a page so the user has something to look at. Then, when theclienton_load event fires, initiate some long running task...
浏览器对象模型(Browser Object Model,简称BOM)定义了与浏览器进行交互的方法和接口,BOM与DOM不同,其既没有标准的实现,也没有严格的定义, 所以浏览器厂商可以自由地实现BOM。BOM由多个对象组成,其中代表浏览器窗口的Window对象是BOM的顶层对象,其他对象都是该对象的子对象。
1、输入一个值,返回其数据类型 function type(para) { return Object.prototype.toString.call(para) } 2、数组去重 function unique1(arr) { return [...new Set(arr)] } function unique2(arr) { var obj = {}; return arr.filter(ele => { ...