Use The 'some' Keyword For Any Function Parameter That Conforms To a Protocol
Daily Coding Tip 119
Here’s a simple protocol that requires a type to have a string property called
spelled. This means I want a numeric type that conforms to this to be able to spell out the word name for that number, for instance ‘one’ or ‘two’. Luckily there’s a fairly easy way to conform to this protocol by using a
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