一次加载多个包
lapply(c('ggplot2','gcookbook','plyr'), function(xx) library(xx,character.only=TRUE))
轉(zhuǎn)載于:https://www.cnblogs.com/bdww7/p/6026763.html
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lapply(c('ggplot2','gcookbook','plyr'), function(xx) library(xx,character.only=TRUE))
轉(zhuǎn)載于:https://www.cnblogs.com/bdww7/p/6026763.html