在角度2中将日期从d-mmm-yyyy格式化为yyyy-mm-d

function formatDate(dateString) {
  const months = ['Jan', 'Feb', 'Mar', 'Apr', 'May', 'Jun', 'Jul', 'Aug', 'Sep', 'Oct', 'Nov', 'Dec'];
  const parts = dateString.split('-');
  const day = parts[0];
  const month = months.indexOf(parts[1]) + 1;
  const year = parts[2];

  const formattedDate = `${year}-${month}-${day}`;
  return formattedDate;
}

const inputDate = '15-Feb-2022';
const formattedDate = formatDate(inputDate);
console.log(formattedDate); // Output: 2022-2-15

from datetime import datetime

def format_date(date_string):
    date_obj = datetime.strptime(date_string, '%d-%b-%Y')
    formatted_date = date_obj.strftime('%Y-%m-%d')
    return formatted_date

input_date = '15-Feb-2022'
formatted_date = format_date(input_date)
print(formatted_date)  # Output: 2022-02-15