Below is the copy-and-paste code snippet as mentioned in the above video:
/*
This shortcode [get-user-first-name] will display the logged in Users first name only.
*/
add_shortcode('get-user-first-name','get_user_first_name');
function get_user_first_name()
{
$current_user = wp_get_current_user();
$first_name = $current_user->user_firstname;
$last_name = $current_user->user_lastname ;
return $first_name;
}
/*
This shortcode [greet_user] will display the word Welcome followed by the logged in Users first name.
*/
add_shortcode('greet_user','greet_user');
function greet_user()
{
$current_user = wp_get_current_user();
$first_name = $current_user->user_firstname;
$last_name = $current_user->user_lastname ;
return "Welcome, $first_name";
}