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Lavrend/uniq-chars.js

Created May 16, 2019 20:54
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Checks if words are the same letter
Raw
uniq-chars.js
const arrSame = ['va5ya', '5avya', '5ayva'];
const arrDiff = ['cat', 'act', 'car'];
const isUniqChars = (arr) => {
const sortFn = (a, b) => {
if (a > b) return 1;
if (b > a) return -1;
return 0;
};
const getUniqVal = (value, index, self) => {
return self.indexOf(value) === index;
};
const sorted = arr.map(item => item.split('').sort(sortFn).join(''));
return (sorted.filter(getUniqVal)).length <= 1;
};
console.log(isUniqChars(arrSame)); // true
console.log(isUniqChars(arrDiff)); // false
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