Add Custom Meta to Page or Post via Shortcode

1. Create the Custom Meta

2. Add some content to the new Custom Meta field

3. Add the following shortcode to the page, and modify the “eg-my-custom-meta” part to whatever handle was chosen for the Custom Meta previously created.

[grid_meta key=”eg-my-custom-meta”] 

4. Add the following code to your theme’s “functions.php” file

add_shortcode('grid_meta', 'print_grid_meta');

function print_grid_meta($atts) {

    global $post;
    $meta = get_post_meta($post->ID);

    extract(shortcode_atts(array('key' => ''), $atts));

    if($key && array_key_exists($key, $meta)) {

        return $meta[$key][0];

    }

}