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stutter

Language/Type: JavaScript for loops functions string
Author: Melissa Hovik (on 2016/09/25)

Write a function named stutter which takes a string and uses a for loop to return a new string replacing each letter of the parameter with consecutive duplicates of the same letter. For example, a call of stutter("Pikachu") would return "PPiikkaacchhuu".

Function: Write a JavaScript function as described, not a complete program.

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