install.packages("jsonlite",type = "source")
试开URL’https://mirrors.tuna.tsinghua.edu.cn/CRAN/src/contrib/jsonlite_1.8.9.tar.gz'
Content type 'application/octet-stream' length 1055633 bytes (1.0 MB)
downloaded 1.0 MB
Error: object 'myPaths' not found
Execution halted
Warning in install.packages :
安装程序包‘jsonlite’时退出狀態的值不是0
下载的程序包在
‘C:\Users\Administrator\AppData\Local\Temp\Rtmpwn0jWR\downloaded_packages’里
