What if who is a property of an object? To easily access the properties of an object you can attach the function to that object, in other words, create a method.Let's make greet() a method on the object world:const world = { who: 'World', greet() { return `Hello, ${this.who...
What is a string? A string is a data type found in computer programming that consists of alphanumeric characters (letters and numbers). A string can be described as a sequence of characters, words, or other meaningful symbols. The characters in a string are stored together as one unit and...
JavaScript works well with imperative and synchronous code. Let's consider a function findPerson(who) that determines whether a person name is contained in a list of persons: function getList() { return ['Joker', 'Batman']; } function findPerson(who) { const list = getList(); const found...
Things change a bit however if null values come into play. In JavaScript,nullvalues do not equal to empty strings, and so JavaScript will promptly respond with a friendlyfalse. The run time for that operation is unchanged. If we were to check with the second method of using 'le...
What Is Node.js and Why You Should Use It Node.js is a highly-scalable event-driven JavaScript environment. In this article, learn more about Node.js, its architecture, how to use it, and m… Reading time 14 min read Updated date ...
In this example, person is an object with three properties: name, age, and occupation. Each property has a value associated with it (a string, a number, and another string, respectively). Understanding [object Object] Now that we have a basic understanding of JavaScript objects let's look ...
JavaScript is unique in that it’s most commonly run in the user’s web browser. Not on a server. This means JavaScript can interact with the user, respond to user inputs, and dynamically update the content of the page without needing to communicate with a server. ...
first one says: hey, A equals B (Just value, no matter if A is a string and B is a number) and the second says: hey, A equals B (considering both value and type of data). That's what i think, i'm a JavaScript newbie. === "Authenticate yourself!" -> Identify yourself...
If you are a budding programmer or if you are appearing for an interview, it is essential for you to brush up on your programming basics at regular intervals.
string buildScript() { return "<script language='javascript'></script>"; } </script> was fine in VS 2003 HTML editor, but produces an error in VS 2005? The issue is well known since .NET 1.0. ASP.NET runtime is not able to identify that "</script>" is a...