Set maximum post title length

function JebamaxWord($title){
    global $post;
    $title = $post->post_title;
    if (str_word_count($title) >= 10 ) //set this to the maximum number of words
        wp_die( __('Error: your post title is over the maximum word count.') );
}
add_action('publish_post', 'JebamaxWord');

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