# typescriptimport*as _ from`lodash`; Now, we will go through some basic functions that Lodash provides us for our common programming tasks one by one. Lodash deals a lot in array manipulation and some most commonly used scenarios. We can use the_.firstand_.lastfunctions to get the array...
Interfaces in TypeScript are a powerful way to represent type structures. They allow you to make the usage of those structures type-safe and document them simultaneously, directly improving the developer experience. In this tutorial, you will create interfaces in TypeScript, learn how to use them...
const targetString : string = "All is well"; // regex to check if 'All' word is present or not. const rExp : RegExp = /All/; console.log(rExp.test(targetString)); Output:true Use String match or exec Method of RegExp to Find Matches in Target String Using TypeScriptThe ...
In our case, we use JSX to generate that element and use the spread syntax to grab the match prop. How did we know that the props contain the match object? Well, we've read the documentation. In Typescript world, we have a better way.We can inspect the @types package and learn ...
This is not necessary to use TypeScript but does take more advantage of TypeScript features. To gain the benefit of these, you can use a text editor likeVisual Studio Code, which has full support for TypeScript out of the box. You can also try out these benefits in theTypeScript ...
One of the most important concepts to grasp in TypeScript is the use of the "this" keyword, which is used in object methods. The "this" keyword always points to the object that is calling a particular method.The type of "this" in an expression depends on the location in which the ...
Here is how you can use it. if (activeUser) { console.log(activeUser.name); // Safe } else { console.log("No active user found."); } Check outGet Distinct Values from an Array in TypeScript When to Use Array.find() in TypeScript ...
TypeScript allows you to define complex type definitions in the form of interfaces. This is helpful when you have a complex type that you want to use in your application, such as an object that contains other properties. Statically typing interfaces results in strict checks, which reduce the ...
Fortunately, there isn't much-added complexity in TypeScript when it comes to default parameters. We can add them into our code in the same way - we must also define the types too. letmyFunction=(x:string,y:string="World")=>{console.log(x+" "+y);}myFunction("Hello"); ...
Allowing us to use modern language features of JavaScript before they are available in all browsers We think TypeScript is great, and we think many of our Ionic Angular developers would agree. We have also found TypeScript to be beneficial outside of Angular as well. In fact, we use it ...