char* buf = "安吉轻松2日游";

 int len;

 char * tmp = NULL;

 len = sizeof(char);//len=strlen(buf);strlen是指一个字符串的实际长度，从开始算到'\0'结束，而sizeof指一个数组定义的类型容量大小

 tmp = (char*)malloc(len);

 memset(tmp,0x00,len);//初始化指针内存

 strcpy(tmp,buf);

 printf("tmp=%s\n",tmp);

 free(tmp);  

------------------------------------------------------------------

 NetParameter lNetParam;

 memset(&lNetParam,0,sizeof(NetParameter));//初始化结构内存

 strcpy((char *)lNetParam.configversion,"004vwer");

 strcpy((char *)lNetParam.ssid,"AP1234");

 strcpy((char *)lNetParam.ipaddr,"172.16.8.125");

 strcpy((char *)lNetParam.mask,"004vwer");

 strcpy((char *)lNetParam.gateway,"004vwer");

 strcpy((char *)lNetParam.dns1,"004vwer");

 strcpy((char *)lNetParam.dns2,"004vwer");

 printf("configversion=%s\nssid=%s\nipaddr=%s\n",lNetParam.configversion,lNetParam.ssid,lNetParam.ipaddr);

   -----------------------------------------------------------------

    char *serveraddr="172.16.8.125";

    char serverip[20]={0};

    memset(serverip,0,20);//初始化数组内存

    strcpy(serverip,serveraddr);

    printf("serverip=%s\n",serverip);