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[英]How to sum values from associative array if there is the same key in php laravel
[英]how to get sum of associative array with same key using php
我有一個 PHP 數組,如下所示。 我試圖獲得相同數組鍵的值的總和。 我想使用 PHP 獲得關聯數組中每個關鍵元素的總和。 如果有人可以幫助我,那么它對我更有幫助。 先感謝您。 我的代碼是這樣的:
$arr = array();
foreach ( $search as $srch_val => $srch_row){
foreach ($srch_row as $key => $val) {
if(array_key_exists($key, $arr)){
$arr[$key] = $arr[$key] + array_sum($val);
} else {
$arr[$key] = array_sum($val);
}
}
}
我的數組是這樣的:
Array(
[RED] => Array
(
[AP] => 2
)
[BLUE] => Array
(
[OR] => 5
[GR] => 3
[PL] => 2
[BL] => 1
)
[YELLOW] => Array
(
[LI] => 7
[OR] => 4
[GR] => 3
[PL] => 4
)
[GREEN] => Array
(
[GR] => 3
[AP] => 2
[PL] => 1
[LI] => 2
)
[BLACK] => Array
(
[BL] => 4
[GR] => 4
[LI] => 3
)
[VIOLET] => Array
(
[PL] => 3
[GR] => 2
[LI] => 1
)
)
Array
(
[ORANGE] => Array
(
[AV] => 5
[BL] => 6
[OR] => 2
[LI] => 3
)
[GREEN] => Array
(
[LI] => 5
[GR] => 6
[AP] => 2
[CB] => 3
)
[YELLOW] => Array
(
[LI] => 6
[PL] => 5
[OR] => 2
)
)
我想得到每個關鍵元素的總和
我的 output 喜歡:
[AP] => 6
[OR] => 13
[GR] => 21
[PL] => 15
[BL] => 11
[LI] => 28
[AV] => 5
[CB] => 3
但是我得到了所有鍵都包含零的結果。
$val
是一個數字而不是一個數組,所以擺脫array_sum
並使用$val
:
$arr = array();
foreach ($search as $srch_val => $srch_row) {
foreach ($srch_row as $key => $val) {
if(array_key_exists($key, $arr)) {
$arr[$key] = $arr[$key] + ($val);
} else {
$arr[$key] = ($val);
}
}
}
工作示例。
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