在TheC++ProgrammingLanguage一书的第24.3.4章中说classCfield:publicField{/*...*/}ThisexpressesthenotionthataCfieldreallyisakindofField,allowsnotationalconveniencewhenwritingaCfieldfunctionthatusesamemberoftheFieldpartoftheCfield,and-mostimportantly-allowsaCfieldtooverrideFieldvirtualfunctions.Thesnagistha