PHP7常量数组用法分析

<?php
/
  Created by PhpStorm.
  User: bee
  Date: 2016/4/23
  Time: 1:27
 /
define('NAME',[
  'lig','bee','arr'=>array('ligbee'),array('lig','bee'),'w'
]);
echo NAME[0];
echo '<br>';
echo NAME['arr'][0];
echo '<br>';
print_r(NAME[2]) ;
//array定义的会被直接忽略
//若'arr'后没有值，NAME[2]也会报错
print_r(NAME[3]) ;
define('DIR','every');
echo '<br>'.DIR;