Contents

init(contentsOfCSVFile:columns:rows:options:)

Creates a data frame from a CSV file.

Declaration

init<each T>(contentsOfCSVFile url: URL, columns: repeat ColumnID<each T>, rows: Range<Int>? = nil, options: CSVReadingOptions = .init()) throws

Parameters

  • url:

    A URL for a CSV file.

  • columns:

    The column identifiers.

  • rows:

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

  • options:

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