以ä¸ã®ã³ã¼ãã¯well-formedã§ããã struct Non_abstract { virtual void f() { } } ; struct Abstract : Non_abstract { void f() = 0 ; } ; abstractã¯ã©ã¹ã¯ãabstractã¯ã©ã¹ã§ã¯ãªãã¯ã©ã¹ããæ´¾çããããã¨ãã§ããããã®éãpure virtual functionã§ã¯ãªãvirtual functionããpure virtual functionã¨ãã¦ãªã¼ãã¼ã©ã¤ããããã¨ãã§ããã ãããä½ã®å½¹ã«ç«ã¤ã®ãåãããªãããã ãpure virtual functionãããã°abstract classã§ãããªã©ã¨ããããã¾ãææ³çã«ç¾ãããªãC++ã®ä»æ§ããããã¨ããããããã®æåãç¦æ¢ããçç±ãè¦å½ãããªãã£ãã®ã ãããã ã¨ããã§ãä»ã¾ã§ç§ã¯ãæ´¾çã¨ç¶æ¿ã®éããæ確
{{#tags}}- {{label}}
{{/tags}}