date function usage

The usage of the date function is: 1. You can use the parameterless constructor to create a "Date" object representing the current date and time; 2. You can use the methods of the "Date" object to obtain various parts of the date and time; 3. You can use " SimpleDateFormat" class to format dates and times and convert the "Date" object into a string representation in a specified format; 4. You can compare the order of dates and times; 5. You can use the "Calendar" class to calculate dates and times. For more date function usage, you can visit the following article.