JavaScript typedArray.reduceRight() Method Last Updated : 10 Feb, 2023 Comments Improve Suggest changes Like Article Like Report 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: 10 18 9 20 Comment More info K Kanchan_Ray Follow Improve Article Tags : Misc JavaScript Web Technologies javascript-typedArray JavaScript-Methods +1 More Explore JavaScript BasicsIntroduction to JavaScript4 min readVariables and Datatypes in JavaScript6 min readJavaScript Operators5 min readControl Statements in JavaScript4 min readArray & StringJavaScript Arrays7 min readJavaScript Array Methods7 min readJavaScript Strings6 min readJavaScript String Methods9 min readFunction & ObjectFunctions in JavaScript5 min readJavaScript Function Expression3 min readFunction Overloading in JavaScript4 min readObjects in Javascript4 min readJavaScript Object Constructors4 min readOOPObject Oriented Programming in JavaScript3 min readClasses and Objects in JavaScript4 min readWhat Are Access Modifiers In JavaScript ?5 min readJavaScript Constructor Method7 min readAsynchronous JavaScriptAsynchronous JavaScript2 min readJavaScript Callbacks4 min readJavaScript Promise4 min readEvent Loop in JavaScript4 min readAsync and Await in JavaScript2 min readException HandlingJavascript Error and Exceptional Handling6 min readJavaScript Errors Throw and Try to Catch2 min readHow to create custom errors in JavaScript ?2 min readJavaScript TypeError - Invalid Array.prototype.sort argument1 min readDOMHTML DOM (Document Object Model)9 min readHow to select DOM Elements in JavaScript ?3 min readJavaScript Custom Events4 min readJavaScript addEventListener() with Examples9 min readAdvanced TopicsClosure in JavaScript4 min readJavaScript Hoisting6 min readJavascript Scope3 min readJavaScript Higher Order Functions7 min readDebugging in JavaScript4 min read Like