NEW: Master Swift design patterns with my latest book! >>

How to convert a String to Data

Written by Paul Hudson    @twostraws

Many APIs, such as Codable, rely on their text input being provided as a Data rather than a String, but fortunately it only takes one line of code to make that conversion:

let data = Data(someString.utf8)

Available from iOS 8.0

Did this solution work for you? Please pass it on!

Other people are reading…

About the Swift Knowledge Base

This is part of the Swift Knowledge Base, a free, searchable collection of solutions for common iOS questions.

Become a Swift guru

I wrote a book called Pro Swift that's dedicated to helping you master the Swift language, and it includes seven hours of video demonstrating each technique!

Click here to visit the Hacking with Swift store >>