How to convert a string to a double
Swift version: 5.1
Swift strings don't have a built-in way to convert to a Double, but their NSString counterparts do. To convert between strings and doubles, just do this:
let myString = "556"
let myFloat = (myString as NSString).doubleValueLEARN SWIFTUI FOR FREE I have a massive, free SwiftUI video collection on YouTube teaching you how to build complete apps with SwiftUI – check it out!
Available from iOS 7.0
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This is part of the Swift Knowledge Base, a free, searchable collection of solutions for common iOS questions.
