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chengkun

2025-05-20 8642932b71c25e340c9b76d4432de77f9caeed36

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<?php
function smarty_function_sublen($paramer,$template){
    extract($params);
    if($html==""){
        $str=strip_tags(html_entity_decode(str_replace(array("&amp;","&nbsp;"," "),array("&","",""),$str),ENT_QUOTES));
    }
    $length=$length?$length:20;
    $charset=$charset?$charset:"utf-8";
    return mb_substr($str,0,$length,$charset);
}
?>