php汉字转码的例子

2. function unicode_encode($str, $encoding='gbk', $prefix='', $postfix=';'){
3. $str = iconv($encoding, 'ucs-2', $str);
4. $arrstr = str_split($str, 2);
5. $unistr = '';
6. for($i=0, $len=count($arrstr); $i {
7. $dec = hexdec(bin2hex($arrstr[$i]));
8. $unistr .= $prefix.$dec.$postfix;
9. }
10. return $unistr;
11. } // bbs.it-home.org
12. $str = '哈哈';
13. $unistr = unicode_encode($str);
14. echo $unistr.'
    ';
15. ?>

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