Does any method can remap the key to others' function

In our game . we need a function to rebinding the key by player self.

so I want to know dose any good way to do it easyly

Hi ryuikuya,

I noticed you posted a very similar topic in the boards here: Please refrain from posting multiple threads on the same or very similar topics. I am closing this thread as a duplicate, please move all conversation over there. Thank you!