二维数组排序
来源:互联网 发布:c语言发牌程序 编辑:程序博客网 时间:2024/06/03 20:26
<?php
/**
* 二维数组根据某个字段排序
* 功能:按照用户的年龄倒序排序
* @author ruxing.li
*/
header('Content-Type:text/html;Charset=utf-8');
$arrUsers = array(
array(
'id' => 1,
'name' => '张三',
'age' => 25,
),
array(
'id' => 2,
'name' => '李四',
'age' => 23,
),
array(
'id' => 3,
'name' => '王五',
'age' => 40,
),
array(
'id' => 4,
'name' => '赵六',
'age' => 31,
),
array(
'id' => 5,
'name' => '黄七',
'age' => 20,
),
);
$sort = array(
'direction' => 'SORT_DESC', //排序顺序标志 SORT_DESC 降序;SORT_ASC 升序
'field' => 'age', //排序字段
);
$arrSort = array();
foreach($arrUsers AS $uniqid => $row){
foreach($row AS $key=>$value){
$arrSort[$key][$uniqid] = $value;
}
}
if($sort['direction']){
array_multisort($arrSort[$sort['field']], constant($sort['direction']), $arrUsers);
}
var_dump($arrUsers);
/*
输出结果:
array (size=5)
0 =>
array (size=3)
'id' => int 5
'name' => string '黄七' (length=6)
'age' => int 20
1 =>
array (size=3)
'id' => int 2
'name' => string '李四' (length=6)
'age' => int 23
2 =>
array (size=3)
'id' => int 1
'name' => string '张三' (length=6)
'age' => int 25
3 =>
array (size=3)
'id' => int 4
'name' => string '赵六' (length=6)
'age' => int 31
4 =>
array (size=3)
'id' => int 3
'name' => string '王五' (length=6)
'age' => int 40
*/
/**
* 二维数组根据某个字段排序
* 功能:按照用户的年龄倒序排序
* @author ruxing.li
*/
header('Content-Type:text/html;Charset=utf-8');
$arrUsers = array(
array(
'id' => 1,
'name' => '张三',
'age' => 25,
),
array(
'id' => 2,
'name' => '李四',
'age' => 23,
),
array(
'id' => 3,
'name' => '王五',
'age' => 40,
),
array(
'id' => 4,
'name' => '赵六',
'age' => 31,
),
array(
'id' => 5,
'name' => '黄七',
'age' => 20,
),
);
$sort = array(
'direction' => 'SORT_DESC', //排序顺序标志 SORT_DESC 降序;SORT_ASC 升序
'field' => 'age', //排序字段
);
$arrSort = array();
foreach($arrUsers AS $uniqid => $row){
foreach($row AS $key=>$value){
$arrSort[$key][$uniqid] = $value;
}
}
if($sort['direction']){
array_multisort($arrSort[$sort['field']], constant($sort['direction']), $arrUsers);
}
var_dump($arrUsers);
/*
输出结果:
array (size=5)
0 =>
array (size=3)
'id' => int 5
'name' => string '黄七' (length=6)
'age' => int 20
1 =>
array (size=3)
'id' => int 2
'name' => string '李四' (length=6)
'age' => int 23
2 =>
array (size=3)
'id' => int 1
'name' => string '张三' (length=6)
'age' => int 25
3 =>
array (size=3)
'id' => int 4
'name' => string '赵六' (length=6)
'age' => int 31
4 =>
array (size=3)
'id' => int 3
'name' => string '王五' (length=6)
'age' => int 40
*/
阅读全文
0 0
- 数组,二维数组排序
- 二维数组排序函数
- 对二维数组排序
- 二维数组的排序
- 二维数组排序代码
- 二维数组快速排序
- 二维数组的排序
- PHP 二维数组排序
- 二维数组冒泡排序
- PHP二维数组排序
- 二维数组排序
- perl 二维数组排序
- php二维数组排序
- 二维数组冒泡排序
- 二维数组的排序
- PHP 二维数组排序
- 二维数组排序
- 二维数组按排序
- SegNet安装运行for 16.04
- Android studio 打开老工程解决方法
- url=jdbc:mysql//localhost:3306/spring_dao?useUnicode=true&characterEncoding=UTF-8
- Spring Boot 创建可执行jar
- java过滤器与springMVC拦截器之间的关系与区别
- 二维数组排序
- tomcat配置https及证书导入
- 服务器常用命令
- CentOS 7 安装 OTRS工单提交跟踪系统
- postgresql wal日志部分参数
- JS—循环切换内容
- 接熟人推荐的项目,要注意什么
- spring配置websocket并实现群发/单独发送消息
- 【云栖大会】阿里CTO张建锋:成立全球研究院达摩院 未来3年投1000亿