N
Basically, TypeScript is like an extension or "superset" of JavaScript.
Since JavaScript is a loosely typed language,
TypeScript enforces the strict use of types.
Thus, making it a strictly typed language.
N
npm install -g typescript
N
interface LabelledValue {
label: string;
}
function printLabel(labelledObj: LabelledValue) {
console.log(labelledObj.label);
}
let myObj = {size: 10, label: "Size 10 Object"};
printLabel(myObj);
N
Don't forget to use the dev flag!!!
Yarn:
yarn global add --dev typescript
NPM:
npm install -g --save-dev typescript