Ringkasan Artikel dengan PHP

// ambil ringkasan berdasarkan jumlah kata (default 100 kata pertama)
function ringkasan($text,$len=100){
    $text = strip_tags(trim($text));
    $text = str_replace(array(" ","  ")," ",$text);
    $text = trim(str_replace("  "," ",$text));
    $eText = explode(" ",$text);
    $nText = count($eText);
    $output = "";
    if($nText>$len){
        for($i=0;$i<=$len;$i++)$output[] = $eText[$i];
        $output = implode(" ",$output)."...";
    }else{
        $output = $text;
    }
    $output = trim($output);
    return $output;
}

// ambil hanya beberapa karakter (default 100 karakter pertama)
function potongText($text,$len=100){
    $text = strip_tags(trim($text));
    $text = str_replace(array("&nbsp;","  ")," ",$text);
    $text = trim(str_replace("  "," ",$text));
    $nText = strlen($text);
    if($nText>$len){
        $output = substr(0,$len,$text)."...";
    }else{
        $output = $text;
    }
    return $output;
}