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Solve the problem of garbled characters when intercepting UTF-8 Chinese strings in PHP

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Release： 2016-07-25 09:04:19
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  2. /**
  3. @php intercepts utf-8 Chinese string garbled characters
  4. @link http://bbs.it-home.org
  5. */
  6. function utf8_substr($str,$len)
  7. {
  8. 　　for($i=0;$i<$len;$i++)
  9. 　　{
  10. 　　　　$temp_str=substr($str,0,1);
  11. 　　　　if(ord($temp_str) > 127){
  12. 　　　　　　$i++;
  13. 　　　　if($i<$len){
  14. 　　　　　　$new_str[]=substr($str,0,3);
  15. 　　　　　　$str=substr($str,3);
  16. 　　　　　　}
  17. 　　　　}else {
  18. 　　　　$new_str[]=substr($str,0,1);
  19. 　　　　$str=substr($str,1);
  20. 　　　　}
  21. 　　}
  22. 　　return join($new_str);
  23. }
  24. ?>
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Related labels：
解决php截取utf-8中文字符串时乱码的问题
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