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JavaScript - find difference between two arrays
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In this article, we would like to show you how to find the difference between two arrays using JavaScript.
Example 1
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const array1 = ['a', 'b', 'c', 'd'];2
const array2 = ['a', 'b'];3
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const result = array1.filter((x) => !array2.includes(x)); // elements that are in array1 but not in array25
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console.log(result); // [ 'c', 'd' ]Example 2
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const array1 = ['a', 'b'];2
const array2 = ['a', 'b', 'c', 'd'];3
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const result = array2.filter((x) => !array1.includes(x)); // elements that are in array2 but not in array15
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console.log(result); // [ 'c', 'd' ]
