<?php
/*使用foreach遍历数组的两种方法：
1.foreach(数组名称 as 自定义变量){}
foreach会将数组中的元素在每次循环中将数组的值赋给自定义的变量，在每次循环中用到了这个变量即用到了当前循环时数组中的值；
无论该数组是索引数组仍是关联数组都不会影响foreach取值；
*/
$arr=array("aa","bb","cc","dd","ee","one"=>"ff","gg","three"=>"hh","four"=>"ii","jj","kk","ll","last"=>"mm");
foreach($arr as $value)
{
echo $value."<br>";
}
/*2.foreach(数组名称 as 键的变量名=>值的变量名){}这种foreach语句的使用在遍历数组时不光能够取出值还能够遍历出键名 */foreach($arr as $key=>$values){echo "{$key}========{$values}"."<br>";} ?>