【202311】瑞幸咖啡前端工程师技术一面+二面 · 大厂前端面试真题

[1、一面：文本溢出有什么方式隐藏？](1%E3%80%81%E6%96%87%E6%9C%AC%E6%BA%A2%E5%87%BA%E6%9C%89%E4%BB%80%E4%B9%88%E6%96%B9%E5%BC%8F%E9%9A%90%E8%97%8F%EF%BC%9F.md) [2、一面：页面垂直水平居中的方法](2%E3%80%81%E4%B8%80%E9%9D%A2%EF%BC%9A%E9%A1%B5%E9%9D%A2%E5%9E%82%E7%9B%B4%E6%B0%B4%E5%B9%B3%E5%B1%85%E4%B8%AD%E7%9A%84%E6%96%B9%E6%B3%95.md) [3、一面：定位的方式，有什么区别？](3%E3%80%81%E4%B8%80%E9%9D%A2%EF%BC%9A%E5%AE%9A%E4%BD%8D%E7%9A%84%E6%96%B9%E5%BC%8F%EF%BC%8C%E6%9C%89%E4%BB%80%E4%B9%88%E5%8C%BA%E5%88%AB.md) [4、一面：移动端适配方案](4%E3%80%81%E4%B8%80%E9%9D%A2%EF%BC%9A%E7%A7%BB%E5%8A%A8%E7%AB%AF%E9%80%82%E9%85%8D%E6%96%B9%E6%A1%88.md) [5、一面：隐藏元素的方式，有什么区别？](5%E3%80%81%E4%B8%80%E9%9D%A2%EF%BC%9A%E9%9A%90%E8%97%8F%E5%85%83%E7%B4%A0%E7%9A%84%E6%96%B9%E5%BC%8F%EF%BC%8C%E6%9C%89%E4%BB%80%E4%B9%88%E5%8C%BA%E5%88%AB%EF%BC%9F.md) [6、一面：浏览器字体最少是9px，要怎么设置字体8px？](6%E3%80%81%E4%B8%80%E9%9D%A2%EF%BC%9A%E6%B5%8F%E8%A7%88%E5%99%A8%E5%AD%97%E4%BD%93%E6%9C%80%E5%B0%91%E6%98%AF9px%EF%BC%8C%E8%A6%81%E6%80%8E%E4%B9%88%E8%AE%BE%E7%BD%AE%E5%AD%97%E4%BD%938px%EF%BC%9F.md) [7、一面：怎么设置0.5px的线段，有几种方式？](7%E3%80%81%E4%B8%80%E9%9D%A2%EF%BC%9A%E6%80%8E%E4%B9%88%E8%AE%BE%E7%BD%AE0.5px%E7%9A%84%E7%BA%BF%E6%AE%B5%EF%BC%8C%E6%9C%89%E5%87%A0%E7%A7%8D%E6%96%B9%E5%BC%8F%EF%BC%9F.md) [8、一面：JS数据类型](8%E3%80%81%E4%B8%80%E9%9D%A2%EF%BC%9AJS%E6%95%B0%E6%8D%AE%E7%B1%BB%E5%9E%8B.md) [9、一面：判断是否是数组类型的方法](9%E3%80%81%E4%B8%80%E9%9D%A2%EF%BC%9A%E5%88%A4%E6%96%AD%E6%98%AF%E5%90%A6%E6%98%AF%E6%95%B0%E7%BB%84%E7%B1%BB%E5%9E%8B%E7%9A%84%E6%96%B9%E6%B3%95.md) [10、一面：原型和原型链，原型链的最顶层](10%E3%80%81%E4%B8%80%E9%9D%A2%EF%BC%9A%E5%8E%9F%E5%9E%8B%E5%92%8C%E5%8E%9F%E5%9E%8B%E9%93%BE%EF%BC%8C%E5%8E%9F%E5%9E%8B%E9%93%BE%E7%9A%84%E6%9C%80%E9%A1%B6%E5%B1%82.md) [11、一面：箭头函数和普通函数的区别](11%E3%80%81%E4%B8%80%E9%9D%A2%EF%BC%9A%E7%AE%AD%E5%A4%B4%E5%87%BD%E6%95%B0%E5%92%8C%E6%99%AE%E9%80%9A%E5%87%BD%E6%95%B0%E7%9A%84%E5%8C%BA%E5%88%AB.md) [12、一面：改变this指向的方式](12%E3%80%81%E4%B8%80%E9%9D%A2%EF%BC%9A%E6%94%B9%E5%8F%98this%E6%8C%87%E5%90%91%E7%9A%84%E6%96%B9%E5%BC%8F.md) [13、一面：常用数组的方法](13%E3%80%81%E4%B8%80%E9%9D%A2%EF%BC%9A%E5%B8%B8%E7%94%A8%E6%95%B0%E7%BB%84%E7%9A%84%E6%96%B9%E6%B3%95.md) [14、一面：splice、slice，他们会修改原数组吗？](14%E3%80%81%E4%B8%80%E9%9D%A2%EF%BC%9Asplice%E3%80%81slice%EF%BC%8C%E4%BB%96%E4%BB%AC%E4%BC%9A%E4%BF%AE%E6%94%B9%E5%8E%9F%E6%95%B0%E7%BB%84%E5%90%97%EF%BC%9F.md) [15、一面：浏览器存储（cookie那些）](15%E3%80%81%E4%B8%80%E9%9D%A2%EF%BC%9A%E6%B5%8F%E8%A7%88%E5%99%A8%E5%AD%98%E5%82%A8%EF%BC%88cookie%E9%82%A3%E4%BA%9B%EF%BC%89.md) [16、一面：强制缓存、协商缓存](16%E3%80%81%E4%B8%80%E9%9D%A2%EF%BC%9A%E5%BC%BA%E5%88%B6%E7%BC%93%E5%AD%98%E3%80%81%E5%8D%8F%E5%95%86%E7%BC%93%E5%AD%98.md) [17、一面：React和vue的区别](17%E3%80%81%E4%B8%80%E9%9D%A2%EF%BC%9AReact%E5%92%8Cvue%E7%9A%84%E5%8C%BA%E5%88%AB.md) [18、一面：v-for的key有什么作用，可以使用index当做key吗？](18%E3%80%81%E4%B8%80%E9%9D%A2%EF%BC%9Av-for%E7%9A%84key%E6%9C%89%E4%BB%80%E4%B9%88%E4%BD%9C%E7%94%A8%EF%BC%8C%E5%8F%AF%E4%BB%A5%E4%BD%BF%E7%94%A8index%E5%BD%93%E5%81%9Akey%E5%90%97%EF%BC%9F.md) [19、一面：vue-router的钩子函数（守卫），有哪些参数？](19%E3%80%81%E4%B8%80%E9%9D%A2%EF%BC%9Avue-router%E7%9A%84%E9%92%A9%E5%AD%90%E5%87%BD%E6%95%B0%EF%BC%88%E5%AE%88%E5%8D%AB%EF%BC%89%EF%BC%8C%E6%9C%89%E5%93%AA%E4%BA%9B%E5%8F%82%E6%95%B0%EF%BC%9F.md) [20、一面：快排的基本思路，什么时候时间复杂度最大？](20%E3%80%81%E4%B8%80%E9%9D%A2%EF%BC%9A%E5%BF%AB%E6%8E%92%E7%9A%84%E5%9F%BA%E6%9C%AC%E6%80%9D%E8%B7%AF%EF%BC%8C%E4%BB%80%E4%B9%88%E6%97%B6%E5%80%99%E6%97%B6%E9%97%B4%E5%A4%8D%E6%9D%82%E5%BA%A6%E6%9C%80%E5%A4%A7.md) [21、二面：React16.8版本之后和之前有什么区别？](23%E3%80%81%E4%BA%8C%E9%9D%A2%EF%BC%9AReact16.8%E7%89%88%E6%9C%AC%E4%B9%8B%E5%90%8E%E5%92%8C%E4%B9%8B%E5%89%8D%E6%9C%89%E4%BB%80%E4%B9%88%E5%8C%BA%E5%88%AB%EF%BC%9F.md) [22、二面：副作用是什么？](24%E3%80%81%E4%BA%8C%E9%9D%A2%EF%BC%9A%E5%89%AF%E4%BD%9C%E7%94%A8%E6%98%AF%E4%BB%80%E4%B9%88%EF%BC%9F.md) [23、二面：object的方法有哪些？](25%E3%80%81%E4%BA%8C%E9%9D%A2%EF%BC%9Aobject%E7%9A%84%E6%96%B9%E6%B3%95%E6%9C%89%E5%93%AA%E4%BA%9B%EF%BC%9F.md) [24、二面：JS是怎么实现面向对象的？](26%E3%80%81%E4%BA%8C%E9%9D%A2%EF%BC%9AJS%E6%98%AF%E6%80%8E%E4%B9%88%E5%AE%9E%E7%8E%B0%E9%9D%A2%E5%90%91%E5%AF%B9%E8%B1%A1%E7%9A%84%EF%BC%9F.md) [25、二面：面向对象有哪些特性？](27%E3%80%81%E4%BA%8C%E9%9D%A2%EF%BC%9A%E9%9D%A2%E5%90%91%E5%AF%B9%E8%B1%A1%E6%9C%89%E5%93%AA%E4%BA%9B%E7%89%B9%E6%80%A7%EF%BC%9F.md) [26、二面：什么是多态，怎么理解？](28%E3%80%81%E4%BA%8C%E9%9D%A2%EF%BC%9A%E4%BB%80%E4%B9%88%E6%98%AF%E5%A4%9A%E6%80%81%EF%BC%8C%E6%80%8E%E4%B9%88%E7%90%86%E8%A7%A3%EF%BC%9F.md) [27、二面：TS中pick的参数有哪些？](29%E3%80%81%E4%BA%8C%E9%9D%A2%EF%BC%9ATS%E4%B8%ADpick%E7%9A%84%E5%8F%82%E6%95%B0%E6%9C%89%E5%93%AA%E4%BA%9B%EF%BC%9F.md) [28、二面：泛型用过吗，怎么理解？](30%E3%80%81%E4%BA%8C%E9%9D%A2%EF%BC%9A%E6%B3%9B%E5%9E%8B%E7%94%A8%E8%BF%87%E5%90%97%EF%BC%8C%E6%80%8E%E4%B9%88%E7%90%86%E8%A7%A3%EF%BC%9F.md)