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MapĀ MethodĀ  IN Javascript

InnovationM

The map method holds key and value pair, the key can be any datatype. The map method is the function for every array element and returns the new part. The map method does not change the original array. We can create a map method passing an Array to a new Map().

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JavaScript Array Group

David Walsh

Managing, sorting, and manipulating data with JavaScript is a skill we’ve often delegated to third party libraries like lodash. As the JavaScript language progresses, however, these features eventually get. added to the JavaScript specification. These two methods are crucial to data management moving forward.

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ES6 Deep Dive: Unlocking Advanced JavaScript Features

Perficient

Introduction JavaScript saw a revolution with the release of ES6, which added state-of-the-art features that increased its potential. Developers can confidently and skilfully handle the difficulties of current JavaScript development by grasping and utilising these improvements. Here, a handler object is created with a get method.

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Polyfills in JavaScript

InnovationM

In JavaScript, a polyfill is a piece of code (usually a JavaScript script) that provides modern functionality to older browsers or environments that lack support for certain features. Cross-browser compatibility : Different browsers and versions may support different JavaScript features. Why use polyfills?

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Functional programming with JavaScript arrays

InfoWorld

JavaScript arrays are an incredibly flexible way to model collections using techniques from functional programming. This article introduces you to using tools like forEach() , map() , and reduce() for functional-style arrays. In general, functional programming looks to use functions as operators that can be passed into arrays.

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Understanding JavaScript Web APIs: Part 3

Perficient

Web Workers API: Web Workers provide the capability to execute JavaScript code independently in the background, distinct from the primary execution thread. Web Workers API: Web Workers provide the capability to execute JavaScript code independently in the background, distinct from the primary execution thread.

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Overriding Optimizelyā€™s Content Recommendations Block to Implement Custom Recommendations

Perficient

The JavaScript callback handles the response and renders data on the page based on the specified mustache template. In our Index method we then set the current blockā€™s Recommendations ViewModel to the result of our GetRecommendations helper method that we’ll define later in our controller. X to parse the response.

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