PHP截断标题且兼容utf8和gb2312编码_PHP教程

45){$str=utf8Substr($r[title],0,15)."...";}else{$str=$r[title];}echo $str; ?>
//截取utf8字符串
function utf8Substr($str, $from, $len)
{
return preg_replace('#^(?:[\x00-\x7F]|[\xC0-\xFF][\x80-\xBF]+){0,'.$from.'}'.
'((?:[\x00-\x7F]|[\xC0-\xFF][\x80-\xBF]+){0,'.$len.'}).*#s',
'$1',$str);
}

http://www.bkjia.com/PHPjc/313607.htmlwww.bkjia.comtruehttp://www.bkjia.com/PHPjc/313607.htmlTechArticle复制代码 代码如下: ?php if(strlen($r[title])45){$str=utf8Substr($r[title],0,15)."...";}else{$str=$r[title];}echo $str; ? //截取utf8字符串 function utf8Substr($str, $fr...