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function ccStrLen($str) #¼ÆËãÖÐÓ¢ÎÄ»ìºÏ×Ö·û´®µÄ³¤¶È 

$ccLen=0; 
$ascLen=strlen($str); 
$ind=0; 
$hasCC=ereg("[xA1-xFE]",$str); #ÅжÏÊÇ·ñÓкº×Ö 
$hasAsc=ereg("[x01-xA0]",$str); #ÅжÏÊÇ·ñÓÐASCII×Ö·û 
if($hasCC && !$hasAsc) #Ö»Óкº×ÖµÄÇé¿ö 
return strlen($str)/2; 
if(!$hasCC && $hasAsc) #Ö»ÓÐAscii×Ö·ûµÄÇé¿ö 
return strlen($str); 
for($ind=0;$ind<$ascLen;$ind++) 

if(ord(substr($str,$ind,1))>0xa0) 

$ccLen++; 
$ind++; 

else 

$ccLen++; 


return $ccLen; 

function ccStrLeft($str,$len) #´Ó×ó±ß½ØÈ¡ÖÐÓ¢ÎÄ»ìºÏ×Ö·û´® 

$ascLen=strlen($str); if($ascLen<=$len) return $str; 
$hasCC=ereg("[xA1-xFE]",$str); #ͬÉÏ 
$hasAsc=ereg("[x01-xA0]",$str); 
if(!$hasCC) return substr($str,0,$len); 
if(!$hasAsc) 
if($len & 0x01) #Èç¹û³¤¶ÈÊÇÆæÊý 
return substr($str,0,$len+$len-2); 
else 
return substr($str,0,$len+$len); 
$cind=0;$flag=0; 
while($cind<$ascLen) 

if(ord(substr($str,$cind,1))<0xA1) $flag++; 
$cind


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