009-PHP循环输出数组成员

<?php
    $Cities[] = "<B>北京</B>";    //等同于$Cities[0] = "北京"
    $Cities[] = "<B>天津</B>";    //等同于$Cities[1] = "天津"
    $Cities[] = "<B>上海</B>";    //等同于$Cities[2] = "上海"
    $Cities[] = "<B>深圳</B>";    //等同于$Cities[3] = "深圳"
    /*
    ** 统计元素个数
    */
    $indexLimit = count($Cities);    //把数组中元素的个数赋给$indexLimit
    /*
    ** 打印所有数组
    */
    for ($index = 0; $index < $indexLimit; $index++) {
        print("第 $index 个城市是 $Cities[$index]。 <BR>\n");
    }
?>