取txt文件值

data=read.table(“1.txt”,header=T)

读值

head(data)

windows下

获取当前工作目录

getwd()

相对路径

setwd(“.\\Rsourse”)

上一级目录

setwd(“..\\”)

绝对路径

setwd(“D:\\MySpace\\机器学习\\R\\Rsourse”)

 

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