超过长度在末尾加省略号

//超过长度时在尾处加上省略号

function cutstr($f_tempstr,$f_tempwid)

{

if(mb_strlen($f_tempstr,'utf-8')>$f_tempwid)

{

echo mb_substr($f_tempstr,0,$f_tempwid,'utf-8')."...";

}else{

echo $f_tempstr;

}

}