php_demo/07面向对象/02命名空间/06子命名空间.php

<?php
namespace A{

    $num=1;

    function fnA(){
        echo __FUNCTION__.PHP_EOL;
    }

    const constA="HELLO";

    class ClassA{
        public $num=2;
        public function fnA()
        {
            echo __FUNCTION__.PHP_EOL;
        }
    }
}

namespace A\B{
    $num=1;

    function fnA(){
        echo __FUNCTION__.PHP_EOL;
    }

    const constA="HELLO";

    class ClassA{
        public $num=2;
        public function fnA()
        {
            echo __FUNCTION__.PHP_EOL;
        }
    }
}

?>