php数组循环问题
内容导读
互联网集市收集整理的这篇技术教程文章主要介绍了php数组循环问题,小编现在分享给大家,供广大互联网技能从业者学习和参考。文章包含5379字,纯文字阅读大概需要8分钟。
内容图文
![php数组循环问题](/upload/InfoBanner/zyjiaocheng/207/0249c55d570340b98011115068b1a1d7.jpg)
$arr = array( 0 => array('group' => 0, 'name' => '嘉宾test1', 'sort' => 0), 1 => array('group' => 1, 'name' => '嘉宾test2', 'sort' => 1), 2 => array('group' => 1, 'name' => '嘉宾test3', 'sort' => 2), 3 => array('group' => 0, 'name' => '嘉宾test4', 'sort' => 3), 4 => array('group' => 2, 'name' => '嘉宾test5', 'sort' => 4), 5 => array('group' => 2, 'name' => '嘉宾test6', 'sort' => 5), );
原数组如上,希望循环得到以下结果:
$rs = array( 0 => array('group' => 0, 'name' => '嘉宾test1', 'sort' => 0), 'group_1' => array( array('group' => 1, 'name' => '嘉宾test2', 'sort' => 1), array('group' => 1, 'name' => '嘉宾test3', 'sort' => 2), ), 3 => array('group' => 0, 'name' => '嘉宾test4', 'sort' => 3), 'group_2' => array( array('group' => 2, 'name' => '嘉宾test5', 'sort' => 4), array('group' => 2, 'name' => '嘉宾test6', 'sort' => 5), ) );
能把分组提取出来,同时保留排序,自己总是写不出来,请大神帮忙
回复讨论(解决方案)
$arr = array( 0 => array('group' => 0, 'name' => '嘉宾test1', 'sort' => 0), 1 => array('group' => 1, 'name' => '嘉宾test2', 'sort' => 1), 2 => array('group' => 1, 'name' => '嘉宾test3', 'sort' => 2), 3 => array('group' => 0, 'name' => '嘉宾test4', 'sort' => 3), 4 => array('group' => 2, 'name' => '嘉宾test5', 'sort' => 4), 5 => array('group' => 2, 'name' => '嘉宾test6', 'sort' => 5),);foreach($arr as $k=>$v) { if($v['group'] == 0) { $g = $k; $res[$g] = $v; }else $res[$g]['group_1'][] = $v;}print_r($res);
Array( [0] => Array ( [group] => 0 [name] => 嘉宾test1 [sort] => 0 [group_1] => Array ( [0] => Array ( [group] => 1 [name] => 嘉宾test2 [sort] => 1 ) [1] => Array ( [group] => 1 [name] => 嘉宾test3 [sort] => 2 ) ) ) [3] => Array ( [group] => 0 [name] => 嘉宾test4 [sort] => 3 [group_1] => Array ( [0] => Array ( [group] => 2 [name] => 嘉宾test5 [sort] => 4 ) [1] => Array ( [group] => 2 [name] => 嘉宾test6 [sort] => 5 ) ) ))
$arr = array( 0 => array('group' => 0, 'name' => '嘉宾test1', 'sort' => 0), 1 => array('group' => 1, 'name' => '嘉宾test2', 'sort' => 1), 2 => array('group' => 1, 'name' => '嘉宾test3', 'sort' => 2), 3 => array('group' => 0, 'name' => '嘉宾test4', 'sort' => 3), 4 => array('group' => 2, 'name' => '嘉宾test5', 'sort' => 4), 5 => array('group' => 2, 'name' => '嘉宾test6', 'sort' => 5), );$data = array();foreach($arr as $key=>$val){ if($val['group']==0){ $tmp = $key; $data[$tmp] = $val; }else{ $data[$tmp]['group_'.$val['group']][] = $val; }}print_r($data);
可能没说清楚,我要的结果是如下的,楼上2位给的结果不是这样的
Array( [0] => Array ( [group] => 0 [name] => 嘉宾test1 [sort] => 0 ) [group_1] => Array ( [0] => Array ( [group] => 1 [name] => 嘉宾test2 [sort] => 1 ) [1] => Array ( [group] => 1 [name] => 嘉宾test3 [sort] => 2 ) ) [3] => Array ( [group] => 0 [name] => 嘉宾test4 [sort] => 3 ) [group_2] => Array ( [0] => Array ( [group] => 2 [name] => 嘉宾test5 [sort] => 4 ) [1] => Array ( [group] => 2 [name] => 嘉宾test6 [sort] => 5 ) ))
$arr = array( 0 => array('group' => 0, 'name' => '嘉宾test1', 'sort' => 0), 1 => array('group' => 1, 'name' => '嘉宾test2', 'sort' => 1), 2 => array('group' => 1, 'name' => '嘉宾test3', 'sort' => 2), 3 => array('group' => 0, 'name' => '嘉宾test4', 'sort' => 3), 4 => array('group' => 2, 'name' => '嘉宾test5', 'sort' => 4), 5 => array('group' => 2, 'name' => '嘉宾test6', 'sort' => 5), ); $data = array(); foreach($arr as $k=>$v){ if($v['group']==0){ $data[$k] = $v; }else{ $data['group_'.$v['group']][] = $v; } } print_r($data);
$arr = array( 0 => array('group' => 0, 'name' => '嘉宾test1', 'sort' => 0), 1 => array('group' => 1, 'name' => '嘉宾test2', 'sort' => 1), 2 => array('group' => 1, 'name' => '嘉宾test3', 'sort' => 2), 3 => array('group' => 0, 'name' => '嘉宾test4', 'sort' => 3), 4 => array('group' => 2, 'name' => '嘉宾test5', 'sort' => 4), 5 => array('group' => 2, 'name' => '嘉宾test6', 'sort' => 5), ); $data = array(); foreach($arr as $k=>$v){ if($v['group']==0){ $data[$k] = $v; }else{ $data['group_'.$v['group']][] = $v; } } print_r($data);
非常感谢
内容总结
以上是互联网集市为您收集整理的php数组循环问题全部内容,希望文章能够帮你解决php数组循环问题所遇到的程序开发问题。 如果觉得互联网集市技术教程内容还不错,欢迎将互联网集市网站推荐给程序员好友。
内容备注
版权声明:本文内容由互联网用户自发贡献,该文观点与技术仅代表作者本人。本站仅提供信息存储空间服务,不拥有所有权,不承担相关法律责任。如发现本站有涉嫌侵权/违法违规的内容, 请发送邮件至 gblab@vip.qq.com 举报,一经查实,本站将立刻删除。
内容手机端
扫描二维码推送至手机访问。