Force/Limit the post/page slug to accept only url friendly characters
For now I used the sanitize_title filter, and removed all unwanted characters, which forces my users to use only [a-z0-9-] as a valid input for titles. ## Allow only [a-z0-9-] in the slug function my_clear_title($title) { $pattern = ‘/[^a-z_0-9- ]/i’; $replace_with=””; return preg_replace($pattern, $replace_with, $title); } add_filter(‘sanitize_title’, ‘my_clear_title’, 3, 1); I had to use a … Read more