> a = system("ls aaaaa;echo $?", intern = TRUE)
ls: 无法访问aaaaa: 没有那个文件或目录
> a
[1] "2"
更多:
https://stat.ethz.ch/R-manual/R-devel/library/base/html/system.html
标签：输出,shell,ch,无法访问,system,html,ls,aaaaa
来源： https://www.cnblogs.com/v5captain/p/14704080.html