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          EEPW首頁(yè) > 嵌入式系統(tǒng) > 設(shè)計(jì)應(yīng)用 > c語(yǔ)言定義結(jié)構(gòu)體指針

          c語(yǔ)言定義結(jié)構(gòu)體指針

          作者: 時(shí)間:2016-11-27 來(lái)源:網(wǎng)絡(luò) 收藏
          int main()

          {
          typedef struct
          {
          u8 KeyCurrentIndex;//當(dāng)前狀態(tài)索引號(hào)
          u8 KeyEnterState;//按下【enter】鍵時(shí)轉(zhuǎn)向的索引號(hào)
          u8 KeyCancelState;//按下【cancel】鍵時(shí)轉(zhuǎn)向的索引號(hào)
          u8 KeyUpState;//按下【up】鍵時(shí)轉(zhuǎn)向的索引號(hào)
          u8 KeyDownState;//按下【down】鍵時(shí)轉(zhuǎn)向的索引號(hào)
          void (*CurrentOperate)(); //當(dāng)前狀態(tài)下執(zhí)行的功能操作
          }KbdTabStruct;

          本文引用地址:http://www.ex-cimer.com/article/201611/322295.htm

          const KbdTabStruct KBD[]=
          {
          {0,1,2,3,4,(*main)},
          {6,7,8,9,10,11},
          {0,1,2,3,4,5},
          {0,1,2,3,4,5},
          };
          const KbdTabStruct KBD1=
          {

          20,27,38,39,40,51,

          };
          KbdTabStruct *ptr=&KBD[1];//定義指向結(jié)構(gòu)體的指針變量 ptr 并賦初值KBD
          KbdTabStruct *pr=&KBD1;//定義指向結(jié)構(gòu)體的指針變量 pr 賦初值KBD1

          printf("%d",KBD[0].KeyEnterState);//應(yīng)是1
          printf("%d",KBD[1].KeyCurrentIndex);//6
          printf("%d",KBD[1].KeyDownState);//10
          printf("%d",ptr->KeyDownState);//10
          printf("%d",(*ptr).KeyDownState);//10
          printf("%d",(*pr).KeyDownState);//40
          }



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