<!--
{
  "availability" : [
    "iOS: 15.0.0 -",
    "iPadOS: 15.0.0 -",
    "macCatalyst: 15.0.0 -",
    "macOS: 12.0.0 -",
    "tvOS: 15.0.0 -",
    "visionOS: 1.0.0 -",
    "watchOS: 8.0.0 -"
  ],
  "documentType" : "symbol",
  "framework" : "TabularData",
  "identifier" : "/documentation/TabularData/DataFrameProtocol/writeCSV(to:options:)",
  "metadataVersion" : "0.1.0",
  "role" : "Instance Method",
  "symbol" : {
    "kind" : "Instance Method",
    "modules" : [
      "TabularData"
    ],
    "preciseIdentifier" : "s:11TabularData0B13FrameProtocolPAAE8writeCSV2to7optionsy10Foundation3URLV_AA17CSVWritingOptionsVtKF"
  },
  "title" : "writeCSV(to:options:)"
}
-->

# writeCSV(to:options:)

Creates a CSV file with the contents of the data frame type.

```
func writeCSV(to url: URL, options: CSVWritingOptions = .init()) throws
```

## Parameters

`url`

A location URL in the file system where the method saves the CSV file.

`options`

A [`CSVWritingOptions`](/documentation/TabularData/CSVWritingOptions) instance.

---

Copyright &copy; 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)