accessor method & mutator method
importjava.time.*;publicclassMyTest{publicstaticvoidmain(String[]args){LocalDatedate=LocalDate.now();intmonth=date.getMonthValue();inttoday=date.getDa...
Rails: cattr_accessor和类变量
Runningthiscode:运行这段代码:moduleAdefself.included(klass)klass.send(:cattr_accessor,:my_name)enddefset_my_name_var@@my_name='A'#doesNOTworkasexpectedendde...
accessor mothod mutator mothod 更改器方法 访问器方法 类的方法可以访问类的任何一个对象的私有域!
LocalDate.plusDateString.toUpperCaseGregorianCalendar.addimportjava.time.*;publicclassCalendarTest{publicstaticvoidmain(String[]args){//构造一个日历对象LocalD...
Rails模块中的mattr_accessor是什么?
Icouldn'treallyfindthisinRailsdocumentationbutitseemslike'mattr_accessor'istheModulecorollaryfor'attr_accessor'(getter&setter)inanormalRubyclass.我...