php字符串编码转换小例子

2. function phpcharset($data, $to) {
3. if(is_array($data)) {
4. foreach($data as $key => $val) {
5. $data[$key] = phpcharset($val, $to);
6. }
7. } else {
8. $encode_array = array('ascii', 'utf-8', 'gbk', 'gb2312', 'big5');
9. $encoded = mb_detect_encoding($data, $encode_array);
10. $to = strtoupper($to);
11. if($encoded != $to) {
12. $data = mb_convert_encoding($data, $to, $encoded);
13. }
14. }
15. return $data;
16. }
17. ?>

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