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js为什么会报错Uncaught TypeError: Cannot read property 'style
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@JK-ASP - then there is something else wrong with your page/scripts. Clearly from my two demos the concept works if implemented properly. Without seeing a link to your actual page or a demonstration of the problem put into a jsFiddle, we can't help any further.
解决关于js报错 Cannot read property innerHTML of null 1、相信很多同学在开发过程中都会遇到 Cannot read property 'innerHTML' of null ——这个报错的字面含义是：不能读取空的内部HTML。2、实际上，在页面的HTML结构中，innerHTML是有实际的值并可以在console进行获取查询到。3、根据浏览器的渲染原理，HTML代码从上 ...