class实例变量_Tag标签_程序员俱乐部

#!/usr/bin/rubyclassA@@a="a"#aclassvariable@b="a"#aclassinstancevariableattr_accessor:cdefinitialize(c)@c=c#aninstancevariableendclass<<selfattr_accessor:benddefself.greetingputs@@aputs@bendendclassB<A@@a="b"@b="b"endA.greeting#=>baB... 查看全文