/PHP/Function to find total number of students in wplms

Function to find total number of students in wplms

global $wpdb;
$query = $wpdb->prepare( "SELECT user_id FROM {$wpdb->usermeta} WHERE meta_key = %d AND meta_value > UNIX_TIMESTAMP( NOW() )", $course_id );
return $wpdb->get_col( $query );

Source: wplms.io

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