String Tricks
Using ord
ord
Let's say we want to make an array from 0 to 25 consisting of either the alphabet in lower case or upper case.
ord("a") - ord("a")
>> 0
ord("b") - ord("a")
>> 1
...
ord("A") - ord("A")
>> 0
ord("B") - ord("A")
>> 1
...
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