How to know if a user is logged into opencart?

Question

CMS

Good day to all. How to know if a user is logged into opencart via php? So that later, starting from this, to show the desired content.

Answer 1

in controller

if($this->customer->isLogged()) {
    echo "Customer is logged in and his ID is " . $this->customer->isLogged();
} else {
    echo "Customer is not logged in";
}