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JavaScript - concatenate multiple arrays
3 points
In this article, we would like to show you how to concatenate multiple arrays in JavaScript.
In this example, we use concat() method to concatenate multiple arrays.
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const array1 = ['a', 'b'];2
const array2 = ['c', 'd'];3
const array3 = ['e', 'f'];4
const array4 = ['g', 'h'];5
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const resultArray = array1.concat(array2, array3, array4);7
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console.log(resultArray); // ['a', 'b', 'c', 'd', 'e', 'f', 'g', 'h']In this example, we use the spread syntax (...) to concatenate multiple arrays.
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const array1 = ['a', 'b'];2
const array2 = ['c', 'd'];3
const array3 = ['e', 'f'];4
const array4 = ['g', 'h'];5
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const resultArray = [array1, array2, array3, array4 ];7
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console.log(resultArray); // ['a', 'b', 'c', 'd', 'e', 'f', 'g', 'h']
