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本帖最后由 今晚我是你的 于 2019-2-11 15:44 编辑
- <?php
- $arr = array(
- array(
- 'book_id' => 1,
- 'title' => '标题一',
- ),
- array(
- 'book_id' => 2,
- 'title' => '标题二',
- ),
- array(
- 'book_id' => 3,
- 'title' => '标题三',
- ),
- array(
- 'book_id' => 4,
- 'title' => '标题四',
- ),
- );
- print_r($arr);
- //输出
- Array ( [0] => Array ( [book_id] => 1 [title] => 标题一 ) [1] => Array ( [book_id] => 2 [title] => 标题二 ) [2] => Array ( [book_id] => 3 [title] => 标题三 ) [3] => Array ( [book_id] => 4 [title] => 标题四 ) )
- ?>
复制代码
把上面4个二维数组转换成
- Array (
- [0] => Array ( [0] => Array ( [book_id] => 1 [title] => 标题一 ) [1] => Array ( [book_id] => 2 [title] => 标题二 ) )
- [1] => Array ( [0] => Array ( [book_id] => 3 [title] => 标题三 ) [1] => Array ( [book_id] => 4 [title] => 标题四 ) )
- )
复制代码
就是转成三维数组,每个三维有2个二维。
8楼帮我实现了上面要的结果,我还以为搞不定了呢。
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