Array
(
[2] => Array
(
[0] => Array
(
[order_id] => 20200403135140
)
[1] => Array
(
[order_id] => 20200105000000
)
)
[1] => Array
(
[0] => Array
(
[order_id] => 20200222000000
)
)
[0] => Array
(
[0] => Array
(
[order_id] => 20200401000001
)
)
)
现在想把元素1、2里的参数
[0] => Array
(
[order_id] => 20200403135140
)
[1] => Array
(
[order_id] => 20200105000000
)
[0] => Array
(
[order_id] => 20200222000000
)
拿出来放进元素0里
最后形成的是一个大的数组
array{
array{
[0]
[1]
[2]
[3]
}
}
这样的 应该怎么搞 谢谢