Check if a String Contains only Identical Characters

JavaScriptHardstringsvalidation

Instructions

Write a function that returns true if all characters in a string are identical and false otherwise.

isIdentical("aaaaaa") ➞ true

isIdentical("aabaaa") ➞ false

isIdentical("ccccca") ➞ false

isIdentical("kk") ➞ true

N/A

javascript

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Walks through the solution with reasoning and edge cases.