Map Array Javascript Example
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Map Array Javascript Example
Const numbers = [1, 4, 9]; Map () calls a function once for each element in an array. The following code takes an array of numbers and creates a new array containing the square roots of the numbers in the first array.
Definition and usage map () creates a new array from calling a function for every array element. Const numbers = [1, 4, 9]; Map () does not change the original array.
Map () does not execute the function for empty elements.
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