In JavaScript, you may have heard of getters and setters. Let’s take a look at what these things are.First, a setter is used to set the value of a property. A setter gets called each time the value of the property is changed. In other words, it executes a function for each time a property … Continue reading What are getters and setters in JavaScript
In JavaScript, you can create an object literal as shown in the listing below:At first sight, it looks like the object cat has two properties with a string and number value. However, it’s much more than that to a JavaScript interpreter. In ES5, the concept of a Property Descriptor was introduced. Before we go ahead … Continue reading JavaScript Object Property Descriptors
In Angular, content projection is used to project content in a component. Let’s take a closer look at how it works:Content projection allows you to insert a shadow DOM in your component. To put it simply, if you want to insert HTML elements or other components in a component, then you do that using concept … Continue reading Simplifying Content Projection in Angular
The JavaScript arrow function is a shorter way of writing a function expression that was introduced in ECMAScript 6. Usually in JavaScript, you can create a function in two ways:Function as statement Function as expressionA function statement can be created as shown below:The same function can be created as a function expression as shown below:ECMA … Continue reading Arrow functions in JavaScript
To understand function hoisting, let us start by considering the code listed below:In any other programming language, the output here would be a reference error. However, in JavaScript you will get undefined as the output. Why? Because JavaScript hoists variables at the top of the execution context. An execution context could be the function in … Continue reading Simplifying function hoisting in JavaScript
