How to use Array Flat() Method In Javascript
We will create an array of arrays, and then use the flat() method to concatenate the sub-array elements.
Example:
let arr = [[1], [2, 3], [4], ["GFG"]];
console.log(arr.flat());
Output
[ 1, 2, 3, 4, 'GFG' ]
How to Merge/Flatten an array of arrays in JavaScript ?
Merging or flattening an array of arrays in JavaScript involves combining multiple nested arrays into a single-level array. This process involves iterating through each nested array and appending its elements to a new array, resulting in a flattened structure.
We can Merge/Flatten an array of arrays in Javascript in the following ways:
Table of Content
- Using Array Flat() Method
- Using Spread Operator
- Using Underscore.js _.flatten() Function
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