Double Letters

Published by Pickle in
regexstringsvalidation

Create a function that takes a word and returns true if the word has two consecutive identical letters.

Examples

doubleLetters("loop") ➞ true

doubleLetters("yummy") ➞ true

doubleLetters("orange") ➞ false

doubleLetters("munchkin") ➞ false

Notes

N/A

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