CheckEIP20TokenInfo.sol

// SPDX-License-Identifier: MIT
pragma solidity >=0.7.0 <0.9.0;

abstract contract CheckEIP20TokenInfo {
    string public name;
    string public symbol;
    uint256 public decimals;
    uint256 public totalSupply;
    function balanceOf(address _owner) virtual public returns (uint256 balance);
    function allowance(address _owner, address _spender) virtual public returns (uint256 remaining);
}