[swift-evolution] A (better) Swift Equivalent For The Classical For-Loop With Numeric Scalars

[Brent Royal-Gordon]

> Speaking of where, why wouldn’t you just do:
> 
> 	for eachElement in theIntegerSequence where eachElement < 5 { … }

The `while` clause in the example we discussed was testing a separate variable which was being used to count the number of matches. Thus, it was playing the role of `prefix` (but in a less understandable way).

-- 
Brent Royal-Gordon
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