第五课 文件读写

title: "class5"

author: "xiaowang"

date: "2023-04-12"

output: html_document

File read and write

ex1<-read.table("ex1.txt")
ex1<-read.table("ex1.txt",header = T)
ex2<-read.csv("ex2.csv")
ex2<-read.csv("ex2.csv",row.names = 1,check.names = F)
soft<-read.table("soft.txt",header = T,fill = T)
soft2<-read.table("soft.txt",header = T,sep="\t")
dim(soft2)

## [1] 1000    5

colnames(soft2)

## [1] "ID"       "SEQUENCE" "GeneName" "GB_ACC"   "SPOT_ID"

write.csv(soft,file = "soft.csv")
save(soft,file = "soft.Rdata")

引自生信技能树

This is an R Markdown document. Markdown is a simple formatting syntax for authoring HTML, PDF, and MS Word documents. For more details on using R Markdown see http://rmarkdown.rstudio.com.

When you click the Knit button a document will be generated that includes both content as well as the output of any embedded R code chunks within the document. You can embed an R code chunk like this: