We can do this using Object.groupBy() method. This method groups elements of an object according to values returned from a callback function. Example: const users…
To get next and previous sibling and its inner text we can use nextElementSibling and previousElementSibling property in Javascript, nextElementSibling returns the next element (not text and comment…
To get the closest element by a selector, you can use the element.closest(). See the following example: const closestElement = targetElement.closest(selector); <ul id="parentElement" class="level-1"> <li id="ii"…
We can measure the execution of a code block by using console.time() method. Syntax: console.time( "label" ); function_to_call( ); console.timeEnd( "label" ); Example: function measureExecutionTime(…
Caching in Node.js can significantly improve our app’s performance, reducing the load on our server and database by storing frequently accessed data in memory or…
