Php Chinese character truncation function _ PHP Tutorial

Source: Internet
Author: User
Php Chinese character truncation function. The string to be intercepted by the Chinese character truncation function. $ num indicates the length of the string to be intercepted. return the truncated string publicfunctionsubstrgb ($ in, $ num) {$ num16; $ pos0; $ bytenum0; $ out; while (Chinese character truncation function
// The string to be truncated. $ num indicates the length to be intercepted and returns the truncated string.

public function substrgb($in,$num)    {      //$num=16;      $pos=0;      $bytenum=0;      $out="";      while($num){        $c=mb_substr($in,$pos,1,"euc-jp");    if($c=="n") break;    if(strlen($c)==1){      $pos++;      $bytenum++;      if($bytenum>$num) break;      $out.=$c;                            }    else      {        $pos++;        $bytenum=$bytenum+2;        if($bytenum>$num) break;        $out.=$c;                         }      }      return $out;    }

Returns the length of the string to be intercepted by $ num. return the truncated string public function substrgb ($ in, $ num) {// $ num = 16; $ pos = 0; $ bytenum = 0; $ out =; while (...

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