如何按值对这个数组求和?只需将 [jumlah] 组的值与 [Kondisi] 相加即可。Array ( [0] => stdClass Object ( [Kondisi] => one [jumlah] => 2 ) [1] => stdClass Object ( [Kondisi] => two [jumlah] => 3 ) [2] => stdClass Object ( [Kondisi] => three [jumlah] => 4 ) [3] => stdClass Object ( [Kondisi] => one [jumlah] => 3 ) [4] => stdClass Object ( [Kondisi] => two [jumlah] => 1 ) [5] => stdClass Object ( [Kondisi] => three [jumlah] => 3 ) )我尝试过如何对多维数组中的所有列值求和?,但没有帮助。我想要这样的输出:Array ( [0] => stdClass Object ( [Kondisi] => one [jumlah] => 5 ) [1] => stdClass Object ( [Kondisi] => two [jumlah] => 4 ) [2] => stdClass Object ( [Kondisi] => three [jumlah] => 7 ) )
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料青山看我应如是
TA贡献1772条经验 获得超8个赞
示例代码可以是:
$sums = [];
// `$objects` is your initial array
foreach ($objects as $object) {
// here we check if key `$object->Kondisi` exists in `$sums` array
if (empty($sums[$object->Kondisi])) {
// if `no` - this is new object, store it as is
$sums[$object->Kondisi] = $object;
} else {
// if `yes` - add `jumlah` value to existing `jumlah` property
$sums[$object->Kondisi]->jumlah += $object->jumlah;
}
}
// use `array_values` to get 0-indexed array
print_r(array_values($sums));
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