尝试安装 XLConnect。材料似乎已下载,但不太确定下一步或在哪里查看。
> install.packages('XLConnect')
trying URL 'https://cran.rstudio.com/bin/macosx/mavericks/contrib/3.3/XLConnect_0.2-12.tgz'
Content type 'application/x-gzip' length 5546911 bytes (5.3 MB)
==================================================
downloaded 5.3 MB
The downloaded binary packages are in
/var/folders/n9/v_01bfk905s6hp0nqkb7td6r0000gn/T//RtmpLX6VE6/downloaded_packages
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