This is an utility class that wraps the standard Date class providing some useful methods without using the Calendar object.
// Returns the number of days (absolute value) between the dates.
// The wdate's date is included, the other one not.
// Returns the number of months (absolute value) between the dates.
// Returns the number of years (absolute value) between the dates.
// Returns the number of milliseconds (absolute value) between the dates.
// Checks if the wdate's date is contained in the period.
// Both start and end date limits are excluded.
// Checks if both dates have same day, month and year.
// Format string following the Simple Date Format pattern.
All modifiers supports method chaining.
All setters supports method chaining.