linuxÏÂiconvתÂëÎÊÌâ

´ó¼ÒºÃ,ÏÂÃæÊÇ´úÂë      ,iconv·µ»ØֵΪ1  ¿ÉÊÇûÓж«Î÷Êä³ö,Ô­ÒòÊÇÔ´Ö¸ÕëÊä³öµÄÄÚÈÝҲΪ¿Õ,ÊÇʲôԭÒòÄØ?
C/C++ code:
#include <iostream>
#include <iconv.h>
using namespace std;

int main()
{
iconv_t iconv_tool;

iconv_tool = iconv_open("utf-8","gb2312");

cout << "iconv_open return value: " << iconv_tool << endl;

const size_t INLEN = 2;
const char in[INLEN] = {0xC4,0XE3};
char *in_utf8 = (char*)in;

const size_t OUTLEN = 256;
char *pout = new char[OUTLEN];

int ret = iconv(iconv_tool,&in_utf8,const_cast<size_t*>(&INLEN),&pout,const_cast<size_t*>(&OUTLEN));
cout << "iconv return value: "<< ret << endl;

cout << "src_utf8_in: " << in << endl; //Êä³ö Äã
cout << "src_utf8_in_utf8: " << in_utf8 << endl; //Êä³ö¿Õ
cout << "dst_gb2312_pout: "<< pout << endl; //Êä³ö¿Õ

iconv_close(iconv_tool);

return 0;
}