<!-- Collection of code snippets by Arne Vajhøj -->
<!-- posted to eksperten.dk, usenet and other places (2002-now) -->
<?php
function wtrunc($s, $w, $dots = true) {
    if(strlen($s) <= $w) {
        return $s;
    } else {
        $i = $w;
        if($dots) $i -= 3;
        while($i > 0 && $s[$i] != ' ') $i--;
        $res = substr($s, 0, $i);
        if($dots) $res = $res . '...';
        return $res;
    }
}

for($w = 30; $w >=4; $w--) {
    echo wtrunc('Dette er en lille test', $w) . "\r\n";
}
for($w = 30; $w >=4; $w--) {
    echo wtrunc('Dette er en lille test', $w, false) . "\r\n";
}
?>