init(csvData:columns:rows:types:options:)

Declaration

init(csvData data: Data, columns: [String]? = nil, rows: Range<Int>? = nil, types: [String : CSVType] = [:], options: CSVReadingOptions = .init()) throws

Parameters

• data:

  The contents of a CSV file in a Data instance.

• columns:

  An array of column names; Set to nil to use every column in the CSV file.

• rows:

  A range of indices; Set to nil to use every row in the CSV file.

• types:

  A dictionary of column names and their CSV types. The data frame infers the types for column names that aren’t in the dictionary.

• options:

  The options that tell the data frame how to read the CSV data.

Discussion

See Also

Creating a Data Frame from a CSV

• init(contentsOfCSVFile:columns:rows:types:options:)
• CSVType
• CSVReadingOptions