github.com/inklabsfoundation/inkchain@v0.17.1-0.20181025012015-c3cef8062f19/examples/xc/eth-v1.0.3/Token.sol (about)

     1  pragma solidity ^0.4.19;
     2  
     3  contract Token {
     4  
     5      function transfer(address to, uint value) external returns (bool);
     6  
     7      function transferFrom(address from, address to, uint value) external returns (bool);
     8  
     9      function balanceOf(address owner) external view returns (uint);
    10  
    11      function allowance(address owner, address spender) external view returns (uint);
    12  }