Use the window.onload Event to Wait for the Page to Load in JavaScript The GlobalEventHandlers mixin’s onload property is an event handler that handles load events in a window, XMLHttpRequest, img element, etc.
page.wait_for_load_state('networkidle') browser.close() 1. 2. 3. 4. 5. 6. 7. 8. 9. 10. 11. 12. 创建Page对象后,开始监听response事件,同时将回调方法设置为on_response,on_response接收一个参数,然后输出响应中的状态码和链接。 运行上述代码后,可以看到控制台输出如下结果: Statue 200: <http...
JavaScript is the language that adds interactivity to a web page. Before JavaScript, web pages weren’t interactive. For example, whenever you had to fill out a web form, you had to fill out your information, hit the submit button and then wait for the webpage to reload. You would then...
shown.bs.dropdown This event is fired when the dropdown has been made visible to the user (will wait for CSS transitions, to complete). hide.bs.dropdown This event is fired immediately when the hide instance method has been called. hidden.bs.dropdown This event is fired when the dropdow...
Heads up! Firefox persists the disabled state across page loads. A workaround for this is to use autocomplete="off". $().button('reset') Resets button state - swaps text to original text. $().button(string) Resets button state - swaps text to any data defined text state. ... $(...
For performance reasons, the Tooltip and Popover data-apis are opt-in, meaning you must initialize them yourself. One way to initialize all tooltips on a page would be to select them by their data-toggle attribute: $(function () { $('[data-toggle="tooltip"]').tooltip() }) Usage The...
For performance reasons, the Tooltip and Popover data-apis are opt-in, meaning you must initialize them yourself. One way to initialize all tooltips on a page would be to select them by their data-toggle attribute: $(function () { $('[data-toggle="tooltip"]').tooltip() }) Tooltips in...
y: window.pageYOffset } } else { return { x: document.body.scrollLeft + document.documentElement.scrollLeft, y: document.body.scrollTop + document.documentElement.scrollTop } } } 15、获得视口的尺寸 function getViewportOffset() { if (window.innerWidth) { ...
functiondeepCopy(obj){letclone={};for(letkeyinobj){if(typeofobj[key]==='object'){clone[key]=deepCopy(obj[key]);}else{clone[key]=obj[key];}}returnclone;} 闭包(Closure)是指函数和其相关的引用环境组合而成的实体。在 JavaScript 中,闭包可以让一个函数访问并操作定义在外部作用域中的变量。
For performance reasons, the Tooltip and Popover data-apis are opt-in, meaning you must initialize them yourself. One way to initialize all tooltips on a page would be to select them by their data-toggle attribute: Copy $(function () { $('[data-toggle="tooltip"]').tooltip() }) Usage...