# init(contentsOfCSVFile:columns:rows:types:options:) Creates a data frame from a CSV file. ``` init(contentsOfCSVFile url: URL, columns: [String]? = nil, rows: Range? = nil, types: [String : CSVType] = [:], options: CSVReadingOptions = .init()) throws ``` ## Parameters `url` A URL for a CSV file. `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 file. ## Discussion> Throws: A `CSVReadingError` instance. --- Copyright © 2026 Apple Inc. All rights reserved. | [Terms of Use](https://www.apple.com/legal/internet-services/terms/site.html) | [Privacy Policy](https://www.apple.com/privacy/privacy-policy)