<?php
    $colors = array("red", "green", "blue","yellow");
    print("数组的个数：".count($colors)."<br>");//数组的个数
    print("数组的当前值：".current($colors)."<br>");//当前的值
    end($colors);
    print("数组的最后一个的值：".current($colors)."<br>");
    print("<hr>");
    $slice = each($colors);//
    print("each()函数的使用："."<br>");
    print($slice[0] . "====" . $slice[1] . "<BR>\n");
    print($slice['key'] . "====" . $slice['value'] . "<BR>\n");
?>