If you are looking put condition on the basis of user’s login, the you can use the bellow code snippets. This is a simple & easy steps. navigate to your current active wordpress theme folder and open the file where you need to implement these condition in your wordpress theme’s files. Add the below code in your current theme file where you want to check the user login status.
#Get current user details
#Check user login status
if (is_user_logged_in() )
#display the welcome, Current Logged username
echo 'Welcome, '; echo ucwords($current_user->user_login);
echo 'Welcome, visitor!';
is_user_logged_in() function is located in