typescript get type of property code example

Example 1: typescript get type

if (typeof abc === "number") {
    // do something
}

Example 2: typescript get type of object property

type Data = {
  value: number;
  text: string;
};
type textProperty = Data["text"]; //string

//OR
const data = {
  value: 123,
  text: 'hello'
};
type textProperty = typeof data["text"]; //string