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iOS Intermediate Swift 2 Extensions and Protocols Extending a Native Type

Cody Adkins
Cody Adkins
7,260 Points

I don't understand the objective of this...

Does this want us to be able to mix Strings and Ints without using String Interpolation?

// Enter your code below

1 Answer


I recently had trouble with this code challenge. The idea is to write an extension on the String type and make the type able to add an Int type. The extension has to perform logic to make sure the string can be converted to an Int and if it can return the value.

The link to the answer can be found here Link to TreeHouse forum