- Retrieve the values of the different field such as ‘dd’, ‘mm’, ‘yy’.
- Store the values in different variables in the string format.
- Check if the length of the day and month variable is equal to 1 or not.
- If the length of the day and month variable equals 1 then append a 0 before it so that the length becomes 2.
- Construct a date format like [yyyy-mm-dd].
- Replace the date format with Bootstrap date field.