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Discussion on: Concat() Array Method in JavaScript 🚀

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Thiraphat-DEV

nice to code but apply spreedOperator with array
const arr1 = [1, 2];
const arr2 = [3, 4];
const arr_concat = [...arr1, ...arr2]; //get array1, array2
console.log(arr_concat) // 1, 2, 3, 4