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AlfieDarko/push_mutation.js

Created June 17, 2018 16:51
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Simple array mutations
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push_mutation.js
let arr = [1,2,3,4,5]
arr.push(6)
console.log(arr)
// Expected output: [1,2,3,4,5,6]
let arrClone = arr.push(7)
console.log(arrClone)
// Expected output: 7
console.log(arr)
// Expected output: [1,2,3,4,5,6,7]
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