问题描述
我在这里有dput
部分数据:
dput(data)
structure(list(parameter_cd = c("01080","01080","01080"),site_no = c("01487000","01491000","01576754","01576787","01577500","01578310","01578475","01594440","01668000","02035000")),class = "data.frame",row.names = c(NA,10L))
两列的类都是字符,因为我需要在每个数字的开头保留前导零:
str(data)
'data.frame': 10 obs. of 2 variables:
$ parameter_cd: chr "01080" "01080" "01080" "01080" ...
$ site_no : chr "01487000" "01491000" "01576754" "01576787" ...
当我将其写入.csv(例如write.csv(data,"data.csv")
)时,它将带走前导零。写入.csv时如何保存它们?
解决方法
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