<?php
$array1 =[
["id"=> "1",
"uid"=>'123',
"status"=>'0'],
["id"=> "2",
"uid"=>'321',
"status"=>'1']
];
$array2 =[
["uid"=> "123",
"name"=>'张三'],
["uid"=> "321",
"name"=>'李四']
];
$array2 = array_column($array2, 'name', 'uid');
foreach($array1 as &$arr) $arr['uid'] = $array2[$arr['uid']];
var_dump($array1);
$arr = array(
'0'=>array('1','2'),
'1'=>array('2','3'),
'2'=>array('3','4'),
'3'=>array('4','5'),
'4'=>array('5','6'),
);
echo '<pre>';
$res = array();
array_walk($arr, function($item, $key) use (&$res) {$res = array_merge($res, $item);});
print_r($arr);
- Output for 5.5.24 - 5.5.35, 5.6.7 - 5.6.28, 7.0.0 - 7.0.20, 7.1.0 - 7.1.25, 7.2.0 - 7.2.33, 7.3.0 - 7.3.33, 7.4.0 - 7.4.33, 8.0.0 - 8.0.30, 8.1.0 - 8.1.28, 8.2.0 - 8.2.18, 8.3.0 - 8.3.6
- array(2) {
[0]=>
array(3) {
["id"]=>
string(1) "1"
["uid"]=>
string(6) "张三"
["status"]=>
string(1) "0"
}
[1]=>
&array(3) {
["id"]=>
string(1) "2"
["uid"]=>
string(6) "李四"
["status"]=>
string(1) "1"
}
}
<pre>Array
(
[0] => Array
(
[0] => 1
[1] => 2
)
[1] => Array
(
[0] => 2
[1] => 3
)
[2] => Array
(
[0] => 3
[1] => 4
)
[3] => Array
(
[0] => 4
[1] => 5
)
[4] => Array
(
[0] => 5
[1] => 6
)
)
- Output for 5.4.0 - 5.4.45
- Fatal error: Call to undefined function array_column() in /in/Q9pKV on line 22
Process exited with code 255. - Output for 4.4.2 - 4.4.9, 5.1.0 - 5.1.6, 5.2.0 - 5.2.17, 5.3.0 - 5.3.29
- Parse error: syntax error, unexpected '[' in /in/Q9pKV on line 3
Process exited with code 255. - Output for 4.3.0 - 4.3.1, 4.3.5 - 4.3.11, 4.4.0 - 4.4.1, 5.0.0 - 5.0.5
- Parse error: parse error, unexpected '[' in /in/Q9pKV on line 3
Process exited with code 255. - Output for 4.3.2 - 4.3.4
- Parse error: parse error in /in/Q9pKV on line 3
Process exited with code 255.
preferences:
222.73 ms | 401 KiB | 328 Q