setTypes: Set the types in the schema as class of each variable in...

In david-salgado/fastReadfwf: Fast read of fwf files with arbitrary input schema

Description

setTypes Set the types in the schema as class of each variable in data.

Usage

setTypes(data, StfwfSchema)

## S4 method for signature 'data.frame,StfwfSchema'
setTypes(data, StfwfSchema)

## S4 method for signature 'data.frame'
setChar(data)

Arguments

data	It can be a data.table or a tibble with all its columns of class character.
StfwfSchema	Object of class StfwfSchema with the schema used to read the object data.

Value

Returns a data.table or a tibble with the content of data but with the columns set to the class corresponding to the types in StfwfSchema.

See Also

fread_fwf

Examples

path <- system.file('extdata', package = 'fastReadfwf')
stSchema <- fastReadfwf::StxlsxToSchema(file.path(path, 'SchemaSNHS.xlsx'), 'stSchema')

# For data.tables
data.DT.char <- fread_fwf(
     file.path(path, 'MicroDataSNHS.txt'), stSchema, validate = FALSE, convert = FALSE,
       outFormat = 'data.table', perl = TRUE)
data.DT.types <- setTypes(data.DT.char, stSchema)
str(data.DT.types)

# For tibbles
 data.tibble.char <- fread_fwf(
      file.path(path, 'MicroDataSNHS.txt'), stSchema, validate = FALSE, convert = FALSE,
       outFormat = 'tibble')
 data.tibble.types <- setTypes(data.tibble.char, stSchema)
 str(data.tibble.types)

david-salgado/fastReadfwf documentation built on Dec. 25, 2021, 12:43 p.m.