双字节字符截断
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发布: 2016-07-25 09:11:30
双字节字符截断,比如汉字与英文混排的文本等等的截断处理
- function substr($string, $length)
- {
- $i = 0;
- $j = 0;
-
- while($i {
- $char = ord($string[$j]);
- if($char {
- $j++;
- }
- else
- {
- $j += 2;
- }
- $i++;
- }
- return substr($string,0, $j);
- }
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