LongVNIT

function cstr($text, $start=0, $limit=12)
{
if (function_exists('mb_substr')) {
$more = (mb_strlen($text) > $limit) ? TRUE : FALSE;
$text = mb_substr($text, 0, $limit, 'UTF-8');
return array($text, $more);
} elseif (function_exists('iconv_substr')) {
$more = (iconv_strlen($text) > $limit) ? TRUE : FALSE;
$text = iconv_substr($text, 0, $limit, 'UTF-8');
return array($text, $more);
} else {
preg_match_all("/[\x01-\x7f]|[\xc2-\xdf][\x80-\xbf]|\xe0[\xa0-\xbf][\x80-\xbf]|[\xe1-\xef][\x80-\xbf][\x80-\xbf]|\xf0[\x90-\xbf][\x80-\xbf][\x80-\xbf]|[\xf1-\xf7][\x80-\xbf][\x80-\xbf][\x80-\xbf]/", $text, $ar);
if(func_num_args() >= 3) {
if (count($ar[0])>$limit) {
$more = TRUE;
$text = join("",array_slice($ar[0],0,$limit))."…";
}
$more = TRUE;
$text = [...]