我有关联数组(动态可能有更多数组但相同的键):
Array
(
[food] => Array
(
[0] => 3
[1] => 4
[2] => 1
)
[liquor] => Array
(
[0] => 4
[1] => 5
[2] => 0
)
[beer] => Array
(
[0] => 5
[1] => 6
[2] => 0
)
)
我需要在每个数组上使用 array_sum,所以结果是:
Array ( [food] => 8, [liquor] => 9, [beer] => 11 )
谢谢!
最佳答案
$result = array_map('array_sum', $your_array);
关于关联数组上的php array_sum,我们在Stack Overflow上找到一个类似的问题: https://stackoverflow.com/questions/7604560/