我有一个这种格式的数组:
countries(
[0] = Array
(
[0] = 1
[1] = USA
)
[1] = Array
(
[0] = 93
[1] = Afghanistan
)
[2] = Array
(
[0] = 358
[1] = Finland
)
)
=======
[0] country code
[1] country name
我想搜索这个数组以获取该号码属于哪个国家/地区..
示例:358545454554,我如何搜索数组以获取哪个国家,在这种情况下=芬兰请考虑性能,所以我想要最快的方法