I m 采用Windows XP。 它从窗户,即:
> Sys.getenv("R_USER")
R_USER
"H:"
然而,我如何以档案的名义迅速利用这一变量? 特别是,如果我有一份存放在<代码>上的档案。 H:/tmp/data.txt。 我如何构建以下指挥?
data <- read.table("$R_HOME/tmp/data.txt")
这显然没有工作。
我唯一的工作方式是:
data <- read.table(paste(Sys.getenv("R_USER"), "/tmp/data.txt", sep = ""))
如此繁琐,我不得不相信,这样做比较容易。 是否有任何人知道在R中快速使用红外线变量?
页: 1 只是
data <- read.table("~/tmp/data.txt")
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