例如,我有陣列象下面這樣:多維數組查詢PHP
Array
(
[0] => Array
(
[a] => 1
[b] => 0
[c] => 1
[d] => 1
)
[1] => Array
(
[a] => 2
[b] => 0
[c] => 3
[d] => 3
)
[4] => Array
(
[a] => 5
[b] => 1
[c] => 3
[d] => 2
)
)
現在我想只接收具有最大[d]值數組。 因此,在這種情況下:
Array (
[a] => 2
[b] => 0
[c] => 3
[d] => 3
)
什麼是最簡單,做最優化的方式? 謝謝!
你嘗試什麼嗎?鑰匙可以嗎? a b d d'應該是'a b c d'? – 2015-02-05 19:10:17