Displaying Relationships on the Frontend

The ACF plugin gives us access to the get_field() function to get the value of the custom field. This function returns an array of post objects.

We will create a variable $relatedCourses to store the value of the custom field. This variable stores the array of Course objects.

Display related courses on event post

Open the single-event.php. We will add the code to display the related courses after the event date, time and location information. Using the get_field_ function, fetch the value of the related_courses custom field as follows: