function isSuperUser($userId){ // determine if user with $userId is a superuser // return true or false } if(isSuperUser($currentUserId){ // show special admin functionality }
function isSuperUser(){ // determine if the current user is a superuser // return true or false } if(isSuperUser()){ // show special admin functionality }Explanation: This code example shows how isSuperUser function can be used to show special admin functionality to the current user if they are a superuser. The function doesn't take any input, and determines whether the current user is a superuser or not based on the user session. Package Library: This function is typically written as a part of the application code, and doesn't require any external library or package.