duplicate characters in a string javascript
const text = 'abcda'.split('')
text.some( (v, i, a) => {
return a.lastIndexOf(v) !== i
}) // trueduplicate characters in a string javascript
const text = 'abcda'.split('')
text.some( (v, i, a) => {
return a.lastIndexOf(v) !== i
}) // trueCopyright © 2021 Codeinu
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