Contract to Contract

체인샷 기본강의

이번에는 다른 스마트컨트랙을 부르는 법을 배운다

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1. Enum

contract Player {
	enum Directions { Up, Down, Left, Right }
}

 

• pure: function is isolated, does not read from anything outside itself and promises not to modify contract state.
• view: function can read contract state but promises not to modify contract state.

뷰도 컨트랙트의 데이터를 바꾸지 않는다