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AlfieDarko/concat_transformation.js

Created June 17, 2018 18:04
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concat_transformation.js
let arr = [1,2,3,4,5]
arr.concat(6)
console.log(arr)
// Expected output: [1,2,3,4,5]
let arrClone = arr.concat("I am six")
console.log(arrClone)
// Expected output: [1,2,3,4,5, "I am six"]
console.log(arr)
// Expected output: [1,2,3,4,5]
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