typescript signature code example

Example 1: typescript function type

interface Date {
  toString(): string;
  setTime(time: number): number;
  // ...
}

Example 2: typescript interface

interface LabeledValue {
  label: string;
}

function printLabel(labeledObj: LabeledValue) {
  console.log(labeledObj.label);
}

let myObj = { size: 10, label: "Size 10 Object" };
printLabel(myObj);Try