csvy: Import and Export CSV Data with a YAML Metadata Header

> library(csvy)

バージョン: 0.1.3

関数名 概略
csvy Import and Export CSV Data With a YAML Metadata Header
read_csvy Import CSVY data
write_csvy Export CSVY data

read_csvy

csvyファイルの読み込み

> d <- system.file("examples", "example3.csvy", package = "csvy") %>% read_csvy()
> str(d)

'data.frame':    2 obs. of  3 variables:
 $ var1: atomic  A B
  ..- attr(*, "title")= chr "variable 1"
  ..- attr(*, "type")= chr "string"
  ..- attr(*, "description")= chr "explaining var1"
  ..- attr(*, "constraints")=List of 1
  .. ..$ :List of 1
  .. .. ..$ required: logi TRUE
 $ var2: atomic  1 3
  ..- attr(*, "title")= chr "variable 2"
  ..- attr(*, "type")= chr "integer"
 $ var3: atomic  2.5 4.3
  ..- attr(*, "title")= chr "variable 3"
  ..- attr(*, "type")= chr "number"
 - attr(*, "name")= chr "my-dataset"

> d

  var1 var2 var3
1    A    1  2.5
2    B    3  4.3

write_csvy

データフレームオブジェクトをcsvyファイルとして保存

> head(iris) %>% write_csvy()