user20002028
user20002028

Reputation:

What is the typescript type of dayjs object

I am using the ant-design date picker component with dayjs as the date library.

The component is controlled with the initial value being null and the value changes to dayjs object based on some operations in the code.

The below code is a part of the implementation.

function Demo() {
  const [now, setNow] = useState<any>(null);

  return (
    <div>
      <p>{JSON.stringify(now)}</p>
      <button onClick={() => setNow(dayjs())}>Update Time</button>
    </div>
  );
}

Currently, I am using any as the type for now which has to be replaced by a valid type.

I tried the type to be null | typeof dayjs()

But this didn't work.

Upvotes: 8

Views: 18517

Answers (1)

Anjan Talatam
Anjan Talatam

Reputation: 4004

import { Dayjs } from "dayjs"

Day.js ships with official type declarations for TypeScript in NPM package out of the box.

Dayjs is the required type of dayjs() object.

Update these two lines in your code.

import dayjs, { Dayjs } from "dayjs";

const [now, setNow] = useState<Dayjs | null>(null);

Check this sandbox for a working code snippet.

Upvotes: 19

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