ES10 - Getting started

This tutorial covers latest javascript released in 2019. ES10 or ES2019 or EcmaScript2019 contains medium features..

Es10 tutorials

Es10 is latest javascript language, EcmaScript 2019 released in 2019 year. ES10. TC39 is the approving committe, to add features to javascript.he same features already ported to javascript engines like V8(Nodejs) and spidermonkey

Prerequisite

Basic Javascript with programming experience required.

Latest ES10 Features

The following are the list of latest javascript features in 2019.

FeatureDescription
BigInt primitive TypeIntroduced BigInt to accomdates arbitary precission data
Dynamic ImportImports modules at runtime or conditional expression
well formed JSON stringifyJSON stringify is enhanced to support unicode characters
Array.Flat[flatMap] methodIntroduced Flat methods in Array
String.trimStart[trimEnd,matchAll]Trim start and end methods
Object.fromEntriesfromEntries in object supports
Standardized globalThis objectEnables Unified access to global object across multiple devices
Function.prototype.toStringtoString is new method introduced
Symbol.prototype.descriptiondescription property introduced to debug symbol objects
Optional catch bindingAllows to optional catch binding

Next Next