在PHP中声明数组的方式主要有两种:一是应用array()函数声明数组,一是...答:输出时使用 echo $array['php'] 就可以获取到 1 的值 2, $array=array(5,26,37,18,9,42,88,66);这种方式, 程序员无需自己设置数组的'键' (或者叫 key )输出时使用 echo $array[1] 就可以获取到 26 这个数字 不能说哪种更好, 编程时按实际情况去决定.个人比较常用后者, 只有在...
用php写一个数组包括5行数据,数组的格式是:学号,姓名,性别,年龄,班级...答:源代码如下: 打开CSV文件 <?php t_array=array(array("1","张三","男","21","0921212"),array("2","李四","女","20","0921212"),array("3","王五","女","21","0921212"),array("4","小六","男","22","0921212"),array("5","田七","女","20","0921212"));h...
PHP二维数组应用的问题。答:<?php str = array("A" => array("water" => 39,"dian" => 110,"mei" => 130),"B" => array("water" => 73,"dian" => 310,"mei" => 120),"C" => array("water" => 21,"dian" => 107,"mei" => 110),"D" => array("water" => 89,"dian" => 99,"mei" ...