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第一个数组
Array
(
[45] => Array
(
[46] => Array
(
[sortid] => 46
[title] => CPU
)
[47] => Array
(
[sortid] => 47
[title] => 显卡
)
[48] => Array
(
[sortid] => 48
[title] => CRT
)
)
[-1] => Array
(
[45] => Array
(
[sortid] => 45
[title] => 电脑
)
)
)
第二个数组
Array
(
[0] => 46
[1] => 47
)
用这2个数组组成新的数组,也就是去掉第一数组中没有第二数value的数组.如下:
Array
(
[45] => Array
(
[46] => Array
(
[sortid] => 46
[title] => CPU
)
[47] => Array
(
[sortid] => 47
[title] => 显卡
)
)
[-1] => Array
(
[45] => Array
(
[sortid] => 45
[title] => 电脑
)
)
)

