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1、IOS学习笔记012-结构体指针IOS瀛範绗旇-缁撴瀯浣撴寚閽? 1锛夌粨鏋勬寚閽堝畾涔夊拰鍒濆鍖?a銆佹寚鍚戠粨鏋勪綋鍙橀噺鐨勬寚閽?鈶犱竴涓寚閽堝彉閲忕敤鏉寚鍚戜竴涓粨鏋勪綋鍙橀噺鏃讹紝绉颁箣涓虹粨鏋勪綋鎸囬拡鍙橀噺銆傜粨鏋勬寚閽堝彉閲忎腑鐨勫兼槸鎵鎸囧悜鐨勭粨鏋勫彉閲忕殑棣栧湴鍧銆傞氳繃缁撴瀯鎸囬拡鍗冲彲璁块棶璇粨鏋勫彉閲忥紝杩欎笌鏁扮粍鎸囬拡鍜屽嚱鏁版寚閽堢殑鎯呭喌鏄浉鍚岀殑銆?鈶竴鑸舰寮忥細struct 缁撴瀯鍚?*缁撴瀯鎸囬拡鍙橀噺鍚?涓庡墠闈殑鍚勭被鎸囬拡鍙橀噺鐩稿悓锛岀粨鏋勬寚閽堝彉閲忎篃蹇呴瑕佸厛璧嬪煎悗鎵嶈兘浣跨敤銆?璧嬪兼槸鎶婄粨鏋勪綋鍙橀噺鐨勯鍦板潃璧嬩簣璇寚閽堝彉閲忥
2、紝涓嶈兘鎶婄粨鏋勫悕璧嬩簣璇寚閽堝彉閲忋?鈶粈涔堟槸缁撴瀯浣撴寚閽堬紵鐢潵瀛樻斁缁撴瀯浣撳彉閲忓湴鍧鐨勬寚閽堝彉閲忋?鈶粨鏋勪綋鎸囬拡瀹氫箟鏍煎紡锛?struct 缁撴瀯浣撳悕 *鎸囬拡鍙橀噺鍚?浠爜锛?struct Carint lunzi;int speed;b銆佺粨鏋勫悕銆佺粨鏋勪綋鍙橀噺鍚嶃佺粨鏋勪綋鎸囬拡缁撴瀯鍚嶅拰缁撴瀯鍙橀噺鏄袱涓笉鍚岀殑姒傚康锛屼笉鑳芥贩娣嗐傜粨鏋勫悕鍙兘琛涓涓粨鏋勫舰寮忥紝缂栬瘧绯荤粺骞朵笉瀵瑰畠鍒嗛厤鍐呭瓨绌洪棿銆傚彧鏈夊綋鏌愬彉閲忚璇存槑涓鸿繖绉嶇被鍨嬬殑缁撴瀯鏃讹紝鎵嶅璇彉閲忓垎閰嶅瓨鍌闂淬傜粨鏋勬寚閽堝彉閲忥紝灏辨槸鐢潵瀛樺偍缁撴瀯浣撳彉閲忓湴鍧鐨勶紝
3、灏辫兘鏇存柟渚垮湴璁块棶缁撴瀯鍙橀噺鐨勫悇涓垚鍛樸? 2锛夌粨鏋勪綋鎸囬拡闂存帴璁块棶鎴愬憳鍊?a銆佹寚鍚戠粨鏋勪綋鍙橀噺鐨勬寚閽?鍏惰闂殑涓鑸舰寮忎负锛?(*缁撴瀯浣撴寚閽堝彉閲?.鎴愬憳鍚?渚嬪锛?(*pstu).num鎴栵細缁撴瀯鎸囬拡鍙橀噺-鎴愬憳鍚?渚嬪锛?pstu-numb銆佺粨鏋勪綋鍙橀噺鐨勬垚鍛樺?struct Stuentint age;char *name;struct Stuent stu1=17,寮犱笁;/鎴愬憳鍊兼湁涓釜鈶爏tu1.age 鈶tu1.namec銆佺敤缁撴瀯浣撴寚閽堥棿鎺闂粨鏋勪綋鍙橀噺鐨勬垚鍛樺?struct Student *p=&stu1;/浣跨敤
4、p 鑾峰彇 18 鍜?寮犱笁涓?涓鏂规硶锛?鏂规硶涓锛?鈶?*p).age;/璁块棶骞撮緞鈶?*p).name;/璁块棶濮撳悕闇瑕佹敞鎰忥細(*p)涓晶鐨勬嫭鍙蜂笉鍙皯锛屽洜涓烘垚鍛樼.鐨勪紭鍏堢骇楂樹簬*.濡傛灉鍘绘帀鎷彿鍐欎綔*p.age鍒欑瓑鏁堜簬*(p.age),杩欐牱鎰忎箟灏卞畬鍏笉瀵逛簡銆?鏂规硶浜岋細鈶爌-age /璁块棶骞撮緞鈶-name /璁块棶濮撳悕 3锛夌粨鏋勪綋宓屽浣跨敤a銆佺粨鏋勪綋宓屽浣跨敤鎴愬憳涔熷彲浠張鏄竴涓粨鏋勶紝鍗虫瀯鎴愪簡宓屽鐨勭粨鏋勩?缁撴瀯浣撳祵濂楋細缁撴瀯浣撳畾涔夌殑閲岄潰鏈夊叾浠栫粨鏋勪綋銆?缁撴瀯浣撲笉鍙互宓屽鑷繁鐨勫彉閲忥紝浣嗘槸鍙互宓屽鎸囧悜
5、鑷繁杩欑绫诲瀷鐨勬寚閽堛?b銆佹敞鎰忎簨椤癸細鈶犵粨鏋勪綋瀹氫箟涓彲浠祵濂楀叾浠栫粨鏋勪綋绫诲瀷鐨勫彉閲忥紱鈶粨鏋勪綋瀹氫箟涓笉鍙互宓屽鑷繁杩欎釜绫诲瀷鐨勫彉閲忥紱鈶彲浠祵濂楄嚜宸辩被鍨嬬殑鎸囬拡渚嬪锛?/瀹氫箟涓涓狣ate鐨勭粨鏋勪綋struct Dateint year;int month;int day;/瀹氫箟浜嗕竴涓鐢熺殑缁撴瀯浣?struct Studentchar *name;int age;float score;/閿欒鍐欐硶 struct Student stu;/杩欑鍐欐硶鏄敊璇殑锛屼笉鑳藉湪鑷繁璇村祵濂楄嚜宸辩被鍨嬬殑缁撴瀯struct Student *stu;/杩欑鍐
6、欐硶鏄纭殑struct Date birthday;c銆佸祵濂楃粨鏋勪綋濡備綍杩涜鍒濆鍖?struct Student stu1=寮犱笁涓?,19,80f,1991,12,12;/瀹氫箟浜嗕竴涓粨鏋勪綋鍙橀噺d銆佸祵濂楃殑缁撴瀯浣撳浣曡繘琛岃闂?printf(濮撳悕锛?s,骞撮緞锛?d(鐢熸棩锛?d-%02d-%02d),鎴愮哗锛?.2fn,stu1.name,stu1.age,stu1.birthday.year,stu1.birthday.month,stu1.birthday.day);c銆佸绾祵濂?渚嬪锛?/瀹氫箟涓涓猅ime鐨勭粨鏋勪綋struct Timeint hour;int
7、min;int sec;/瀹氫箟涓涓狣ate鐨勭粨鏋勪綋struct Dateint year;int month;int day;/宓屽time缁撴瀯浣?struct Time time;/瀹氫箟浜嗕竴涓鐢熺殑缁撴瀯浣?struct Studentchar *name;int age;float score;/閿欒鍐欐硶 struct Student stu;/杩欑鍐欐硶鏄敊璇殑锛屼笉鑳藉湪鑷繁璇村祵濂楄嚜宸辩被鍨嬬殑缁撴瀯struct Student *stu;/杩欑鍐欐硶鏄纭殑struct Date birthday;c銆佸祵濂楃粨鏋勪綋濡備綍杩涜鍒濆鍖?struct Student s
8、tu1=寮犱笁涓?,19,80f,1991,12,12,12,12,12;/瀹氫箟浜嗕竴涓粨鏋勪綋鍙橀噺d銆佸祵濂楃殑缁撴瀯浣撳浣曡繘琛岃闂?printf(濮撳悕锛?s,骞撮緞锛?d(鐢熸棩锛?d-%02d-%02d %02d:%02d:%02d),鎴愮哗锛?.2fn,stu1.name,stu1.age,stu1.birthday.year,stu1.birthday.month,stu1.birthday.day,stu1.birthday.time.hour,stu1.birthday.time.min,stu1.birthday.sec,stu1.score); 4锛夌粨鏋勪綋宓屽鑷韩
9、鐨勬寚閽?struct Personchar *name;int age;/宓屽鑷繁绫诲瀷鐨勬寚閽?struct Person *child;/缁撴瀯浣撳祵濂楄嚜韬寚閽堢殑鍒濆鍖?/瀹氫箟kimstruct Person kim=Kimmy,8,NULL;/struct Person *child=&kim;struct Person p1=鏋楀織鐜?,30,&kim;/缁撴瀯浣?宓屽鑷韩鎸囬拡鐨勮闂?printf(%s鐨勫効瀛愭槸锛?s锛屽効瀛愮殑骞撮緞鏄細%dn,p1.name,(*p1.child).name,(*p1.child).age);鎴栬咃細printf(%s鐨勫効瀛愭槸锛?s锛屽効瀛愮殑骞撮緞鏄細%dn,p1.name,p1.child-name,p1.child-age);
