| Return type | Name and parameters | 
|---|---|
| MonthDay | leftShift(int dayOfMonth)Creates a MonthDay at the provided day of the month. | 
| YearMonth | leftShift(Year year)Creates a YearMonth at the provided Year. | 
| Month | minus(int months)Returns the Month that is monthsmonths before this month. | 
| Month | plus(int months)Returns the Month that is monthsmonths after this month. | 
                                    addShutdownHook, any, any, asBoolean, asType, collect, collect, collect, dump, each, eachMatch, eachMatch, eachWithIndex, every, every, find, find, findAll, findAll, findIndexOf, findIndexOf, findIndexValues, findIndexValues, findLastIndexOf, findLastIndexOf, findResult, findResult, getAt, getMetaClass, getMetaPropertyValues, getProperties, grep, grep, hasProperty, identity, inject, inject, inspect, invokeMethod, is, isCase, iterator, metaClass, print, print, printf, printf, println, println, println, putAt, respondsTo, respondsTo, setMetaClass, split, sprintf, sprintf, stream, tap, toString, use, use, use, with, with, withCloseable, withStream, withTraits
                                
Creates a MonthDay at the provided day of the month.
dayOfMonth -  a day of the monthCreates a YearMonth at the provided Year.
year -  a YearReturns the Month that is months months before this month.
months -  the number of months to move back