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#include <iconv.h>
int code_convert(char *from_charset,char *to_charset,char *inbuf,int inlen,char *outbuf,int outlen)
{
iconv_t cd;
int rc;
char **pin = &inbuf;
char **pout = &outbuf;
cd = iconv_open(to_charset,from_charset);
if (cd==0)
return -1;
memset(outbuf,0,outlen);
if (iconv(cd,pin,&inlen,pout,&outlen) == -1)
return -1;
iconv_close(cd);
return 0;
}
int u2g(char *inbuf,int inlen,char *outbuf,int outlen)
{
return code_convert("utf-8","gb2312",inbuf,inlen,outbuf,outlen);
}
int g2u(char *inbuf,size_t inl ......
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#include <iconv.h>
int code_convert(char *from_charset,char *to_charset,char *inbuf,int inlen,char *outbuf,int outlen)
{
iconv_t cd;
int rc;
char **pin = &inbuf;
char **pout = &outbuf;
cd = iconv_open(to_charset,from_charset);
if (cd==0)
return -1;
memset(outbuf,0,outlen);
if (iconv(cd,pin,&inlen,pout,&outlen) == -1)
return -1;
iconv_close(cd);
return 0;
}
int u2g(char *inbuf,int inlen,char *outbuf,int outlen)
{
return code_convert("utf-8","gb2312",inbuf,inlen,outbuf,outlen);
}
int g2u(char *inbuf,size_t inl ......
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1¡¢º¯ÊýÔÐͼ°ËµÃ÷
void *malloc(long NumBytes)£º¸Ãº¯Êý·ÖÅäÁËNumBytes¸ö×Ö½Ú£¬²¢·µ»ØÁËÖ¸ÏòÕâ¿éÄÚ´æµÄÖ¸Õë¡£Èç¹û·ÖÅäʧ°Ü£¬Ôò·µ»ØÒ»¸ö¿ÕÖ¸Õ루NULL£©¡£ ¹ØÓÚ·ÖÅäʧ°ÜµÄÔÒò£¬Ó¦¸ÃÓжàÖÖ£¬±ÈÈç˵¿Õ¼ä²»×ã¾ÍÊÇÒ»ÖÖ¡£
void free(void *FirstByte)£º ¸Ãº¯ÊýÊǽ«Ö®Ç°ÓÃmalloc·ÖÅäµÄ¿Õ¼ä»¹¸ø³ÌÐò»òÕßÊDzÙ×÷ϵͳ£¬Ò²¾ÍÊÇÊÍ·ÅÁËÕâ¿éÄڴ棬ÈÃËüÖØÐµõ½×ÔÓÉ¡£
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// Code...
char *Ptr = NULL;
Ptr = (char *)malloc(100 * sizeof(char));
if (NULL == Ptr)
{
exit (1);
}
gets(Ptr);
// code...
free(Ptr);
Ptr = NULL;
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(4)int (*ptr)[3]; //Ö¸ÕëµÄÀàÐÍÊÇ int(*)[3]
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