C++二級指針第三種內存模型

C++二級指針第三種內存模型

#include "stdio.h"
#include "stdlib.h"
#include "string.h"
void main()
{
int i = 0, j = 0;
char buf[100];
char **myarray = (char **)malloc(10*sizeof(char*)); //int array[10]
if (myarray == NULL)
{
return;
}
for (i=0; i<10; i++)
{
myarray[i] = (char *)malloc(100*sizeof(char)); //char buf[100];
if (myarray[i] == NULL)
{
printf("ddddde\n");
return;
}
sprintf(myarray[i],"%d%d%d ", i, i, i);
}

//第三種內存模型打印
printf("排序之前\n");
for (i=0; i<10; i++)
{
printf("%s\n", myarray[i]);
}

//排序
for (i=0; i<10; i++)
{
for (j=i+1; j<10; j++)
{
if (strcmp(myarray[i], myarray[j]) < 0)
{
strcpy(buf, myarray[i]);
strcpy(myarray[i], myarray[j]);
strcpy(myarray[j], buf);
}
}
}

//第三種內存模型打印
printf("排序之後\n");
for (i=0; i<10; i++)
{
printf("%s\n", myarray[i]);
}

for (i=0; i<10; i++)
{
free(myarray[i] );
}
if (myarray != NULL)
{
free(myarray);
}

system("pause");
}

#include "stdio.h"
#include "stdlib.h"
#include "string.h"
int printfArr33(char **ArrayStr, int iNum)
{
int i = 0;
for (i=0; i<iNum; i++)
{
printf("%s \n", ArrayStr[i]);
}
return 0;
}

int sortArrayStr03(char **ArrayStr, int iNum)
{
int i = 0, j = 0;
char *tmp = NULL;
//排序

for (i=0; i<iNum; i++)
{
for (j=i+1; j<iNum; j++)
{
if (strcmp(ArrayStr[i],ArrayStr[j]) < 0)
{
tmp = ArrayStr[i];
ArrayStr[i] = ArrayStr[j];
ArrayStr[j] = tmp;
}
}
}
return 0;
}

void main()
{
int i = 0, j = 0;
char buf[100];
char **myarray = (char **)malloc(10*sizeof(char*)); //int array[10]
if (myarray == NULL)
{
return;
}
for (i=0; i<10; i++)
{
myarray[i] = (char *)malloc(100*sizeof(char)); //char buf[100];
if (myarray[i] == NULL)
{
printf("ddddde\n");
return;
}
sprintf(myarray[i],"%d%d%d ", i, i, i);
}

//第三種內存模型打印
printf("排序之前\n");
printfArr33(myarray, 10);

sortArrayStr03(myarray, 10);

//第三種內存模型打印
printf("排序之後\n");
printfArr33(myarray, 10);

for (i=0; i<10; i++)
{
free(myarray[i] );
}
if (myarray != NULL)
{
free(myarray);
}

system("pause");
}