PHP数组Array按字段排序
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
|
/**
* Sort array by filed and type, common utility method.
* @param array $data
* @param string $sort_filed
* @param string $sort_type SORT_ASC or SORT_DESC
*/
public function sortByOneField( $data , $filed , $type )
{
if ( count ( $data ) <= 0) {
return $data ;
}
foreach ( $data as $key => $value ) {
$temp [ $key ] = $value [ $filed ];
}
array_multisort ( $temp , $type , $data );
return $data ;
}
|
PHP数组Array按二维排序,先按第一个字段排序,再按第二个字段排序
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
|
/**
* Sort array by filed and type, common utility method.
* @param array $array
* @param string $filed1
* @param string $type1 SORT_ASC or SORT_DESC
* @param string $filed2
* @param string $type2 SORT_ASC or SORT_DESC
*/
public function sortByTwoFiled( $data , $filed1 , $type1 , $filed2 , $type2 )
{
if ( count ( $data ) <= 0) {
return $data ;
}
foreach ( $data as $key => $value ) {
$temp_array1 [ $key ] = $value [ $filed1 ];
$temp_array2 [ $key ] = $value [ $filed2 ];
}
array_multisort ( $temp_array1 , $type1 , $temp_array2 , $type2 , $data );
return $users ;
}
|
sortMultiArray()最多支持3维数组排序,当然可以扩充的,自定义方法重载实现对多维数字的排序,这里的多维是说数据的多个字段。
使用方法:
1. sortMultiArray($data, [‘score' => SORT_DESC])
2. sortMultiArray($data, [‘score' => SORT_DESC, ‘count' => SORT_ASC])
3. sortMultiArray($data, [‘score' => SORT_DESC, ‘count' => SORT_ASC, ‘name' => SORT_ASC])
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
|
/**
* Sort multi array by filed and type.
* @param data $array
* @param condition $array
*/
public function sortMultiArray(& $data , $condition )
{
if ( count ( $data ) <= 0 || empty ( $condition )) {
return $data ;
}
$dimension = count ( $condition );
$fileds = array_keys ( $condition );
$types = array_values ( $condition );
switch ( $dimension ) {
case 1:
$data = $this ->sort1Dimension( $data , $fileds [0], $types [0]);
break ;
case 2:
$data = $this ->sort2Dimension( $data , $fileds [0], $types [0], $fileds [1], $types [1]);
break ;
default :
$data = $this ->sort3Dimension( $data , $fileds [0], $types [0], $fileds [1], $types [1], $fileds [2], $types [2]);
break ;
}
return $data ;
}
public function sort1Dimension(& $data , $filed , $type )
{
if ( count ( $data ) <= 0) {
return $data ;
}
foreach ( $data as $key => $value ) {
$temp [ $key ] = $value [ $filed ];
}
array_multisort ( $temp , $type , $data );
return $data ;
}
public function sort2Dimension(& $data , $filed1 , $type1 , $filed2 , $type2 )
{
if ( count ( $data ) <= 0) {
return $data ;
}
foreach ( $data as $key => $value ) {
$sort_filed1 [ $key ] = $value [ $filed1 ];
$sort_filed2 [ $key ] = $value [ $filed2 ];
}
array_multisort ( $sort_filed1 , $type1 , $sort_filed2 , $type2 , $data );
return $data ;
}
public function sort3Dimension(& $data , $filed1 , $type1 , $filed2 , $type2 , $filed3 , $type3 )
{
if ( count ( $data ) <= 0) {
return $data ;
}
foreach ( $data as $key => $value ) {
$sort_filed1 [ $key ] = $value [ $filed1 ];
$sort_filed2 [ $key ] = $value [ $filed2 ];
$sort_filed3 [ $key ] = $value [ $filed3 ];
}
array_multisort ( $sort_filed1 , $type1 , $sort_filed2 , $type2 , $sort_filed3 , $type3 , $data );
return $data ;
}
|
以上就是本文的全部内容,希望对大家的学习有所帮助,也希望大家多多支持服务器之家。
原文链接:http://blog.csdn.net/u010571844/article/details/51284317