[常用的console方法](%E5%B8%B8%E7%94%A8%E7%9A%84console%E6%96%B9%E6%B3%95.md) [console.log 打印问题](console.log%E6%B3%A8%E6%84%8F%E4%BA%8B%E9%A1%B9.md)