hasOwn (object3, 'hasOwnProperty' ) ) // Output: true 5. hasOwn (object3, 'name' ) ) // Output: trueĬonsole. hasOwnProperty ( 'name' ) ) // Output: false // using Object.hasOwn methodĬonsole. LastName = 'Ipsum' printPrivateField ( ) Ĭonsole. Let's have a look at the example to have a better understanding of the feature. So, while using top-level await in a module where one module imports another one, the execution of the parent module will only start when the execution of the child module code is finished. But now, the await keyword can also be used outside the async functions at the top level of a module to wait for a Promise. Until now, we could only use await inside the async functions. Top-level awaitĪsynchronous functions were added to JavaScript in 2017. So here, we'll look at some of the new features and will try to understand them with examples. ****Some new features and improvements are getting added to the JavaScript with the release of the ES2022. This year, the 13th edition of the JavaScript standard, ECMAScript 2022 will be released. A new specification version of the programming language is being released every year since 2015. JS is getting better with time and new features are getting to it added regularly. One of the reasons for its popularity is its evolution over time. JavaScript is one of the most popular programming languages.

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