02-Optionals | Optional Binding | Forced unwrapping| iOS | Swift Language |
Concept : Optionals (Optional , Foced-unwrapping , Optional-Binding , if-let or if-var)
Explanation : In this videos explained with the example
How to create optional ?
And how to access the value from the Optionals using forced unwrapping.
And access the value from the Optionals using Optional binding (if - let)
Course : iOS Apps Development using the Swift Programming Language(iOS, MacOSX)
Thank you - Vikranth Apps