CodingBat inAbcOrder

inAbcOrder

Given an array of strings, all consisting only of lowercase letters, return true if the strings are sorted in alphabetical order, and false otherwise. The array will contain at least one string.

inAbcOrder(["a", "b", "c"]) → true
inAbcOrder(["a", "a", "aa", "aba"]) → true
inAbcOrder(["apple", "zebra", "banana"]) → false

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