多维数组的变异遍历

浏览数：21 / 时间：2015年06月08日

<?php

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/*

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*  -------------------------------------------------

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*   Author : nowamagic

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*   Url    : www.nowamagic.net

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*   Date   : 2011-03-09

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*  -------------------------------------------------

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*/

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function arr_foreach ($arr) 

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{

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    if (!is_array ($arr)) 

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    {

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        return false;

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    }

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    foreach ($arr as $key => $val ) 

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    {

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        if (is_array ($val)) 

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        {

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            arr_foreach ($val);

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        } 

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        else

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        {

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            echo $val.‘<br/>‘;

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        }

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    }

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}

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$arr1 = array (1=>array(11,12,13,14=>array(141,142)),2,3,4,5);

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echo ‘<pre>‘;

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print_r($arr1);

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echo ‘<pre>‘;

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arr_foreach ($arr1);

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?>

程序运行结果为：

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Array

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(

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    [1] => Array

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        (

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            [0] => 11

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            [1] => 12

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            [2] => 13

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            [14] => Array

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                (

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                    [0] => 141

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                    [1] => 142

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                )

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        )

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    [2] => 2

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    [3] => 3

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    [4] => 4

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    [5] => 5

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)

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11

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12

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13

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141

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142

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2

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3

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4

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5