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web前端面试题收集（一） - margic

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May 20, 2016 pm 01:49 PM

CSS中margin和padding的区别？
Javascript中如何检测一个变量是一个String类型？请写出函数实现。
网页中实现一个计算当年还剩多少时间的倒计时程序，要求网页上实时动态显示“xx年还剩xx天xx时xx分xx秒”。
介绍CSS盒子模型。
都知道哪些CSS浏览器兼容性问题，如何解决浏览器兼容性问题?
Ajax跨域的解决方法？
CSS引入的方式有哪些？link和@import的区别是？
CSS布局：两边，左边宽度自适应，右边宽度固定200px
为本地Array数组编写一个原型，实现将数组中具有相同元素删除（只保留一个），并返回删除后的数组。
如何提高网页运行性能？
写出几种IE6 BUG的解决方法

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