Js Knowledge Pills
11 pills about Js.
CSS @starting-style
Animate elements into view from display none using @starting-style — no JavaScript timing hacks, no setTimeout workarounds.
CSS View Transitions
Morph between UI states with smooth animations using the View Transitions API — CSS handles the animation, JavaScript just toggles a class.
Remove duplicates in JavaScript
Clones might take over the world, we need to learn how to remove duplicates from an array.
Reverse String in JavaScript
There is no built-in method on string type to reverse it in JavaScript.
ECMAScript new features
Null coalescing operator, optional chaining, and Array.flat method are all amazing.
Search through string in JavaScript
Need to search for a character, word, or entire sentence? String .includes method to the rescue.
JavaScript multiple condition checks
Checking multiple values in JavaScript often leads to redundant, boilerplate code - let's use .includes method to fix that.
Convert JavaScript data structures
Converting data structures is a day-to-day job as a Developer.
Method chaining
Method chaining is a helpful pattern to learn in programming.
Sum using reduce
Use the versatile .reduce method to sum an array of numbers.
Immutable add, edit, delete operations
Learn how to add, edit and delete array of objects in semantic, declarative approach using rest spread operator and array methods.