一个数组的问题

Question

php数组

Answer 1

$c = array(array('name'=>'jacky','age'=>'28'),array('name'=>'mary','sex'=>'f'));
var_dump($c[0]);//$a
var_dump($c[1]);//$b

Answer 2

$c['a_array']=$a;
$c['b_array']=$b;
var_dump($c['a_array'],$c['b_array']);

Answer 3

<?php
$a=array('name'=>'jacky','age'=>'28');
$b=array('name'=>'mary','sex'=>'f');$c = array();
$c['a_array'] = $a;
$c['b_array'] = $b;print_r($c);
?>Array
(
    [a_array] => Array
        (
            [name] => jacky
            [age] => 28
        )    [b_array] => Array
        (
            [name] => mary
            [sex] => f
        ))