JavaScript typedArray.reduce() Method

JavaScript typedArray.reduceRight() Method

Last Updated : 10 Feb, 2023

The typedArray.reduceRight() is an inbuilt function in JavaScript which is used to reduce each element of the typedArray from right to left into a single value.

Syntax:

typedArray.reduceRight(callback)

Parameters: It accept a parameter callback function which accept some parameters specified below-

previousValue: It is the previously returned value.
currentValue: It is the current element being processed in the typedArray.

Return value: It returns the result of the reduceRight() function.

Example:

javascript

// Creating some typedArray 
const A = new Uint8Array([ 1, 2, 3, 4]); 
const B = new Uint8Array([5, 6, 7]); 
const C = new Uint8Array([1, 3, 5]); 
const D = new Uint8Array([2, 4, 6, 8]); 
  
// Calling sum() function  
function sum(previousValue, currentValue) { 
return previousValue + currentValue; 
} 
  
// Printing reduced value of the given typedArray 
console.log(A.reduceRight(sum)); 
console.log(B.reduceRight(sum)); 
console.log(C.reduceRight(sum)); 
console.log(D.reduceRight(sum));

Output:

JavaScript typedArray.reduce() Method

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