moment library

 import React,{useEffect, useState} from 'react'

min={moment(today).subtract(30, 'days').format('YYYY-MM-DD')}

min={moment(today).subtract(30, 'days').format('YYYY-MM-DD')}

import moment from 'moment';

export default function Date1() {

    const today = new Date();

    const dateToday = moment(today).format('YYYY-MM-DD')

    console.log(dateToday);

  return (

    <div>

 <input type="date" name="" id="" max={dateToday} />

    </div>

  )

}