php oo : why does this code prints only the first objects?

Question

<?php
//firt class of eitay

class hello
    {
        //hello word.
        public $first = 'hello world';

        public function first_method()
        {
            $a = 1;
            $b = 2;
            $c = $a + $b;
            return $c;
            return $this->first;
        }
    }

    $momo = new hello();
    print $momo->first_method();

Answer 1

它只打印 $c 因为函数在那之后返回。当您返回一个函数时(在本例中您 return $c)，它将停止执行并返回到调用函数。