// VScode cmd+k+1,2,3… 按照层级折叠代码,如下一图cmd+k+2二级折叠,cmd+k+1则是一级折叠(二图): Screen Shot 2019-01-31 at 5.16.42 PM.png Screen Shot 2019-01-31 at 5.19.16 PM.png 而展开则是cmd+k+j: Screen Shot 2019-01-31 at 5.34.17 PM.png