pop方法用于移除数组的最后一个元素，并返回该元素的值，调用方式为数组名后加.pop()。 1、 新建一个名为pop的HTML文件 2、 在页面主体添加一个段落用于显示删除后的数组及被删元素，再添加一个按钮，点击时触发执行删除操作的方法。 3、 在脚本中定义一个名 ...

Why browsers still allow pop-up dialogs, which are favored by scammers, is a mystery that baffles techies. As one user on HackerNews recently complained: "There are still malware and advertising sites ...

Chrome: Google Chrome's built in pop up blocker is very good, but on occasion a pop up gets through, mostly Javascript pop ups from photo and video hosting sites or online poker sites. The free ...