- Javascript Error Handling
No matter how great we are at programming, sometimes our code has errors. They may occur because of our mistakes, an unexpected user input, an erroneous server response, and for a thousand other reasons. Javascript has try and catch to handle these errors and respond to users. try { let name =…
- Javascript Date
Create a date object By default, Date uses the browser’s time zone and display a date as a full text string: Tue Oct 27 2020 22:52:28 GMT-0600 (Mountain Daylight Time) new Date() new Date(year, month, day, hours, minutes, seconds, milliseconds) new Date(milliseconds) new Date(date string) new…
- Javascript Objects
An object is a collection of properties , defined as a key-value pair. Each property has a key and a value. The property key can be a string and the property value can be any valid value. Create an object You can use {} or the new Object(). let object = {} object.name = “Folau”; object.age […]
- Javascript Class
Classes are a template for creating objects. They encapsulate data with code to work on that data. You first need to declare your class and then access it, otherwise code like the following will throw a ReferenceError. /* * Classes are a template for creating objects. They encapsulate data with…
- Javascript Functions
A function is a block of code designed to perform a certain task. A function is run when it’s invoked or called by an action. functions are very important because they are written once and can be executed multiple times. They save you a lot of development time in that you don’t have to repeat […]