npm i @uiw/utils
Determine whether it is a leap year
The first day of the month is the day of the week.
Get the sun moon, commonly known as the solar calendar month By calculating the second month of the leap year, maybe
Check if a date is the same as another date. Use
Date.prototype.toISOString() and strict equality checking (
===) to check if the first date is the same as the second one.
Gets the scroll value of the given element in the given side (top and left)