学步园

版本一：

#include <stdio.h><br /> #include <stdlib.h><br /> #include <memory.h> </p> <p>/*使用编译器默认对齐方式*/</p> <p>typedef struct tagInfo<br /> {<br /> int iNum;<br /> char szName[10];<br /> int iAge;<br /> }stINFO;</p> <p>stINFO gstMessage[] =<br /> {<br /> {10, "liming", 100},<br /> {20, "zhangsan", 200},<br /> {30, "jack", 300}<br /> };</p> <p>stINFO gstSubMessage[] =<br /> {<br /> {50, "plato", 550},<br /> {55, "socrates", 800}<br /> };</p> <p>int main()<br /> {<br /> int iNum = 0;<br /> int i = 0;<br /> stINFO *pAll = NULL;<br /> int iSubNum = 0;</p> <p> iSubNum = sizeof(gstSubMessage) / sizeof(stINFO);<br /> iNum = sizeof(gstMessage) / sizeof(stINFO);</p> <p> pAll = (stINFO *)malloc((iNum + iSubNum) * sizeof(stINFO));<br /> if (pAll == NULL)<br /> {<br /> printf("alloc memory failed!/n");<br /> return 0;<br /> }</p> <p> memset(pAll, 0, (iNum + iSubNum) * sizeof(stINFO));</p> <p> /*连接*/<br /> memcpy(pAll, gstMessage, sizeof(gstMessage));<br /> memcpy((pAll + iNum), gstSubMessage, sizeof(gstSubMessage));</p> <p> for (i = 0; i < (iNum + iSubNum); i++)<br /> {<br /> printf("/nÐòºÅ:%d/tÐÕÃû:%s/tÄêÁä:%d/n", pAll[i].iNum, pAll[i].szName,<br /> pAll[i].iAge);</p> <p> }</p> <p> free(pAll);<br /> pAll = NULL;</p> <p> return 0;</p> <p>}

版本二：

#include <stdio.h><br /> #include <stdlib.h><br /> #include <memory.h> </p> <p>/*ʹÓñàÒëÆ÷ĬÈ϶ÔÆ뷽ʽ*/</p> <p>typedef struct tagInfo<br /> {<br /> int iNum;<br /> char szName[10];<br /> int iAge;<br /> }stINFO;</p> <p>static stINFO* GetAllMessage(stINFO *pFirstSub, int iFirstNum,<br /> stINFO *pSecondSub, int iSecondNum)<br /> {<br /> stINFO *pTemp = NULL;<br /> int iNum = iFirstNum + iSecondNum;</p> <p> pTemp = (stINFO *)malloc(iNum * sizeof(stINFO));<br /> if (pTemp == NULL)<br /> {<br /> printf("alloc memory failed!/n");<br /> return NULL;<br /> }</p> <p> memset(pTemp, 0, iNum * sizeof(stINFO));<br /> memcpy(pTemp, pFirstSub, (iFirstNum * sizeof(stINFO)));<br /> memcpy((pTemp + iFirstNum), pSecondSub, (iSecondNum * sizeof(stINFO)));</p> <p> return pTemp;</p> <p>}</p> <p>int main()<br /> {<br /> int i = 0;</p> <p> stINFO gstMessage[] =<br /> {<br /> {10, "liming", 100},<br /> {20, "zhangsan", 200},<br /> {30, "jack", 300}<br /> };</p> <p> stINFO gstSubMessage[] =<br /> {<br /> {50, "plato", 550},<br /> {55, "socrates", 800}<br /> };</p> <p> int iFirstNum = sizeof(gstMessage) / sizeof(stINFO);<br /> int iSecondNum = sizeof(gstSubMessage) / sizeof(stINFO);</p> <p> stINFO *pAll = GetAllMessage(gstMessage, iFirstNum,<br /> gstSubMessage, iSecondNum);<br /> if (pAll == NULL)<br /> {<br /> printf("pAll is Null ptr/n");<br /> return 0;<br /> }</p> <p> for (i = 0; i < (iFirstNum + iSecondNum); i++)<br /> {<br /> printf("/nÐòºÅ:%d/tÐÕÃû:%s/tÄêÁä:%d/n", pAll[i].iNum, pAll[i].szName,<br /> pAll[i].iAge);</p> <p> }</p> <p> free(pAll);<br /> pAll = NULL;</p> <p> return 0;</p> <p>}