key函数显示当前元素的键名,current显示当前元素的键值,next将当前元素的指针跳到下一个元素位置
<?php
$people = array(
'a' =>'A',
'b' =>'B',
'c' => 'C',
'd' => 'D',
);
while (true) {
...
5-06 2,878 views
阅读全文 05-06 2,878 views
阅读全文 05-05 3,032 views
5-05 3,214 views
阅读全文 05-05 3,193 views
5-01 3,768 views
阅读全文 04-30 3,558 views
4-30 6,157 views
4-29 3,250 views
阅读全文 04-27 4,881 views