R语言包管理

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查看已安装的包

> installed.packages()

安装包

> install.packages("maps")
trying URL 'http://cran.rstudio.com/bin/windows/contrib/3.1/maps_2.3-9.zip'
Content type 'application/zip' length 2071025 bytes (2.0 Mb)
opened URL
downloaded 2.0 Mb


package ‘maps’ successfully unpacked and MD5 sums checked


The downloaded binary packages are in
C:\Users\xxxxxx\AppData\Local\Temp\Rtmp0qPNPz\downloaded_packages