php_demo/07面向对象/01.php

<?php
    class students
    {
        var $name;
        public $age;
        private $sex;
        public static $school;
        public function Write(string $a, int $b):bool{

        }

        protected static function Read(string $str):int {

        }

        function Listen(int $num):bool{
            
        }
    }
?>