github.com/annchain/OG@v0.0.9/vm/vm_test/contracts/caller.sol (about) 1 pragma solidity ^0.4.20; 2 3 interface setter { 4 function set(uint n) external; 5 } 6 7 contract caller { 8 9 address public callee; 10 setter public ster; 11 12 function caller() public { 13 callee = 0x2fd82147682e011063adb8534b2d1d8831f52969; 14 ster = setter(callee); 15 } 16 17 function callSetter(uint256 value) public { 18 ster.set(value); 19 } 20 } 21