1 <?
php
2 //合并数组中重复的值 ，并进行加减计算
3 $arrs =
Array (
4 Array ( 'rname' => 'name', 'm1'=> 12 ,'m2'=> 33 ) ,
5 Array ( 'rname' => 'name', 'm1' => 23,'m2'=> 44 ) ,
6 Array ( 'rname' => 'ccc', 'm1' => 11,'m2'=> 22
)
7 );
8 //这里假设你要处理的数组是 $arrs
9 $tmpval=
array();
10 $data=
array();
11 $i=0
;
12 //遍历原数据
13 foreach(
$arrs as $key=>
$arr){
14 if(!
empty(
$tmpval) &&
array_key_exists(
$arr['rname'],
$tmpval)){
15 //存在
16 $key=
$tmpval[
$arr['rname'
]];
17 //$arrsize=explode(',',$data[$key]['m1']);
18 //if(!in_array($arr['m1'],$arrsize)) $data[$key]['m1'].=','.$arr['m1'];//合并数组的值
19 //if(!in_array($arr['m1'],$arrsize)) {
20 $data[
$key]['m1']+=
$arr['m1'
];
21 $data[
$key]['m2']+=
$arr['m2'
];
22 //}
23 }
else{
24 //不存在
25 $tmpval[
$arr['rname']]=
$i;
26 $data[
$i++]=
$arr;
27 }
28 }
29 print_r(
$data);
//输出结果（$data）看看
https://zhidao.baidu.com/question/134248441793132365.html
转载于:https://www.cnblogs.com/liruning/p/6108807.html
