# Replace Letters With Position In Alphabet
by Helen Yu
tags: strings, formatting

## Summary
> Create a function that takes a string and replaces each letter with its appropriate position in the alphabet. "a" is 1, "b" is 2, "c" is 3, etc, etc.
> Examples
> alphabetIndex("Wow, does that work?")
> ➞ "23 15 23 4 15 5 19 20 8 1 20 23 15 18 11"
> alphabetIndex("The river stole the gods.")
> ➞ "20 8 5 18 9 22 5 18 19 20 15 12 5 20 8 5 7 15 4 19"
> alphabetIndex("We h

## Instructions
Create a function that takes a string and replaces each letter with its appropriate position in the alphabet. "a" is 1, "b" is 2, "c" is 3, etc, etc.

### Examples
```
alphabetIndex("Wow, does that work?")
➞ "23 15 23 4 15 5 19 20 8 1 20 23 15 18 11"

alphabetIndex("The river stole the gods.")
➞ "20 8 5 18 9 22 5 18 19 20 15 12 5 20 8 5 7 15 4 19"

alphabetIndex("We have a lot of rain in June.")
➞ "23 5 8 1 22 5 1 12 15 20 15 6 18 1 9 14 9 14 10 21 14 5"
```

### Notes
If any character in the string isn't a letter, ignore it.