我有两个二维数组,例如
Array
(
[0] => Array
(
[0] => 2022-01-19
[1] => 6
)
[1] => Array
(
[0] => 2022-01-20
[1] => 1
)
[2] => Array
(
[0] => 2022-01-21
[1] => 1
)
[3] => Array
(
[0] => 2022-01-22
[1] => 2
)
)
和
Array
(
[0] => Array
(
[0] => 2022-01-17
[1] => 6
)
[1] => Array
(
[0] => 2022-01-18
[1] => 1
)
[2] => Array
(
[0] => 2022-01-21
[1] => 1
)
[3] => Array
(
[0] => 2022-01-23
[1] => 2
)
)
我需要将它们合并到相关的日期值上,并且我想要以下结果:
Array
(
[0] => Array
(
[0] => 2022-01-17
[1] => 0
[2] => 6
)
[1] => Array
(
[0] => 2022-01-18
[1] => 0
[2] => 1
)
[2] => Array
(
[0] => 2022-01-19
[1] => 6
[2] => 0
)
[3] => Array
(
[0] => 2022-01-20
[1] => 1
[2] => 0
)
[4] => Array
(
[0] => 2022-01-21
[1] => 1
[2] => 1
)
[5] => Array
(
[0] => 2022-01-22
[1] => 2
[2] => 0
)
[6] => Array
(
[0] => 2022-01-23
[1] => 0
[2] => 2
)
)
我尝试使用以下代码,但没有成功。
$final_array = [];
foreach ($openTicket as $val) {
$closeTicketNo = 0;
foreach ($closeTicket as $value) {
if ($val[0] == $value[0]) {
$closeTicketNo = $value[1];
}
}
$final_array[] = [$val[0], $val[1], $closeTicketNo];
}
我从 $openTicket 获取所有元素,但没有从 $closeTicket 获取所有元素到我的结果数组 $final_array
此代码首先从每个数组中的第一个值中查找所有唯一日期(使用
array_unique
)(array_column
获取值,然后 array_merge
将它们放入 1 个数组中)。
然后它按日期索引每个数组(再次使用
array_column
)。
最后循环遍历唯一的日期,并使用值将新元素添加到输出中(使用
?? 0
,这样如果不存在值,数组仍会正确填充)...
$dates = array_unique(array_merge(array_column($openTicket, 0), array_column($closedTicket, 0)));
$open = array_column($openTicket, 1, 0);
$closed = array_column($closedTicket, 1, 0);
$finalArray = [];
foreach ($dates as $date) {
$finalArray[] = [$date, $open[$date] ?? 0, $closed[$date] ?? 0];
}
你可以尝试像这个
$array1 = [
['2022-01-19',6],
['2022-01-20',1],
['2022-01-21',0]
];
$array2 = [
['2022-01-17',6],
['2022-01-20',2],
['2022-01-21',1]
];
function mergeMultiple($array1,$array2){
foreach($array1 as $item1){
$mergedArray[$item1[0]] = $item1;
}
foreach($array2 as $item2){
if(isset($mergedArray[$item2[0]])){
array_push($mergedArray[$item2[0]],$item2[1]);
$mergedArray[$item2[0]] = $mergedArray[$item2[0]];
}else{
$mergedArray[$item2[0]] = $item2;
}
}
return array_values($mergedArray);
}
$mergedArray = mergeMultiple($array1,$array2);
ksort($mergedArray);
print_r($mergedArray);