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#include <stdio.h>
#include <stdlib.h>
#include <string.h>
/*
二级指针的第三种内存模型
*/
//打印字符串数组
int
printArray(
char
**arrayStr,
int
num)
{
int
i = 0;
for
(i=0; i<num; i++)
{
printf
(
"%s \n"
,arrayStr[i]);
}
return
0;
}
//排序
int
sortArrayStr(
char
**arrayStr,
int
num)
{
int
i = 0, j = 0;
char
*temp = NULL;
for
(i=0; i<num; i++)
{
for
(j=i+1; j<num; j++)
{
if
(
strcmp
(arrayStr[i],arrayStr[j]) < 0)
{
temp = arrayStr[i];
arrayStr[i] = arrayStr[j];
arrayStr[j] = temp;
}
}
}
return
0;
}
//二级指针的第三种内存模型
int
main()
{
int
i = 0, j = 0;
char
buf[100];
char
**arrayStr = (
char
**)
malloc
(10*
sizeof
(
char
*));
//int array[10]
if
(arrayStr == NULL)
{
return
;
}
for
(i=0; i<10; i++)
{
arrayStr[i] = (
char
*)
malloc
(100*
sizeof
(
char
));
// char buff[100]
if
(arrayStr[i] == NULL)
{
printf
(
"ddde\n"
);
return
;
}
sprintf
(arrayStr[i],
"%d%d%d"
,i,i,i);
}
printf
(
"排序之前\n"
);
printArray(arrayStr,10);
sortArrayStr(arrayStr,10);
printf
(
"排序之后\n"
);
printArray(arrayStr,10);
for
(i=0; i<10; i++)
{
free
(arrayStr[i]);
}
if
(arrayStr != NULL)
{
free
(arrayStr);
}
system
(
"pause"
);
return
0;
}
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本文转自arac 51CTO博客，原文链接：http://blog.51cto.com/skyarac/1598783，如需转载请自行联系原作者
