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Array.flat() method in js
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| var arr1 = [[1,2], [3,4], [5, 6]]; | |
| arr1.flat(); | |
| // [1,2,3,4,5,6] | |
| var arr2 = [1, 2, [3, 4]]; | |
| arr2.flat(); | |
| // [1, 2, 3, 4] | |
| var arr3 = [1, 2, [3, 4, [5, 6]]]; | |
| arr3.flat(); | |
| // [1, 2, 3, 4, [5, 6]] | |
| arr3.flat(2) | |
| // [1,2,3,4,5,6] | |
| // if you have unknown number of nested arrays, than you can use 'Infinity' as a depth parameter | |
| arr3.flat(Infinity) | |
| // [1,2,3,4,5,6] |
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