Scala tuple
Video about scala tuple:
We've used two flavors of case expressions similar to what we've learned from the previous Pattern Matching tutorial. What if you now would like to access each individual element.
What if you now would like to access each individual element. Not to worry, Scala provides Tuple3 class to achieve just this!
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In the first line, we define a value named "idUsername", and assign it the value of a tuple with 2 values, also known as a pair.