Used to format a date value.
Provides a set of pre-defined date formatter, or user can define a customized formatter given a pattern.
Provides a list of pre-defined date formatter, Unformatted, General Date, Long Date, Medium Date,etc.
Allow user to choose from a list of pre-defined date formatter. Use a certain formatter to convert a "date" typed value using the given formatter.
Pattern of the formatter.
Pattern of the date formatter.
Locale of the formatter.
The locale of the date formatter.