Need to generate slugs (permalinks) that are SEO friendly? The following function takes a string as a parameter and will return a SEO friendly slug. Simple and efficient!
function slug($str){
$str = strtolower(trim($str));
$str = preg_replace('/[^a-z0-9-]/', '-', $str);
$str = preg_replace('/-+/', "-", $str);
return $str;
}
