【202306】百度一面，直接问痛我 · 大厂前端面试真题

[1、把一个一维数组变成三个三个的二维数组](1%E3%80%81%E6%8A%8A%E4%B8%80%E4%B8%AA%E4%B8%80%E7%BB%B4%E6%95%B0%E7%BB%84%E5%8F%98%E6%88%90%E4%B8%89%E4%B8%AA%E4%B8%89%E4%B8%AA%E7%9A%84%E4%BA%8C%E7%BB%B4%E6%95%B0%E7%BB%84.md) [2、输出结果，为什么？](2%E3%80%81%E8%BE%93%E5%87%BA%E7%BB%93%E6%9E%9C%EF%BC%8C%E4%B8%BA%E4%BB%80%E4%B9%88%EF%BC%9F.md) [3、this有关输出结果，为什么？](3%E3%80%81this%E6%9C%89%E5%85%B3%E8%BE%93%E5%87%BA%E7%BB%93%E6%9E%9C%EF%BC%8C%E4%B8%BA%E4%BB%80%E4%B9%88%EF%BC%9F.md) [4、Promise有关输出结果，为什么？](4%E3%80%81Promise%E6%9C%89%E5%85%B3%E8%BE%93%E5%87%BA%E7%BB%93%E6%9E%9C%EF%BC%8C%E4%B8%BA%E4%BB%80%E4%B9%88%EF%BC%9F.md) [5、实现斐波那契的第N个值（从0开始），要求时间复杂度为O(n)](5%E3%80%81%E5%AE%9E%E7%8E%B0%E6%96%90%E6%B3%A2%E9%82%A3%E5%A5%91%E7%9A%84%E7%AC%ACN%E4%B8%AA%E5%80%BC%EF%BC%88%E4%BB%8E0%E5%BC%80%E5%A7%8B%EF%BC%89%EF%BC%8C%E8%A6%81%E6%B1%82%E6%97%B6%E9%97%B4%E5%A4%8D%E6%9D%82%E5%BA%A6%E4%B8%BAOn.md) [6、手写EventBus](6%E3%80%81%E6%89%8B%E5%86%99EventBus.md) [7、（场景题）在浏览器中一天只能弹出一个弹窗，如何实现，说一下你的思路？](7%E3%80%81%EF%BC%88%E5%9C%BA%E6%99%AF%E9%A2%98%EF%BC%89%E5%9C%A8%E6%B5%8F%E8%A7%88%E5%99%A8%E4%B8%AD%E4%B8%80%E5%A4%A9%E5%8F%AA%E8%83%BD%E5%BC%B9%E5%87%BA%E4%B8%80%E4%B8%AA%E5%BC%B9%E7%AA%97%EF%BC%8C%E5%A6%82%E4%BD%95%E5%AE%9E%E7%8E%B0%EF%BC%8C%E8%AF%B4%E4%B8%80%E4%B8%8B%E4%BD%A0%E7%9A%84%E6%80%9D%E8%B7%AF%EF%BC%9F.md) [8、项目中的性能优化？](8%E3%80%81%E9%A1%B9%E7%9B%AE%E4%B8%AD%E7%9A%84%E6%80%A7%E8%83%BD%E4%BC%98%E5%8C%96%EF%BC%9F.md) [9、项目中遇到的难点，如何解决？](9%E3%80%81%E9%A1%B9%E7%9B%AE%E4%B8%AD%E9%81%87%E5%88%B0%E7%9A%84%E9%9A%BE%E7%82%B9%EF%BC%8C%E5%A6%82%E4%BD%95%E8%A7%A3%E5%86%B3%EF%BC%9F.md) [10、如何学习前端的，学了几年？](10%E3%80%81%E5%A6%82%E4%BD%95%E5%AD%A6%E4%B9%A0%E5%89%8D%E7%AB%AF%E7%9A%84%EF%BC%8C%E5%AD%A6%E4%BA%86%E5%87%A0%E5%B9%B4%EF%BC%9F.md)