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Created using remix-ide: Realtime Ethereum Contract Compiler and Runtime. Load this file by pasting this gists URL or ID at https://remix.ethereum.org/#version=soljson-v0.8.7+commit.e28d00a7.js&optimize=false&runs=200&gist=
pragma solidity ^0.8.4;
import "./Owned.sol";
contract InheritanceModifier is Owned {
mapping(address => uint) public tokenBalance;
uint tokenPrice = 1 ether;
constructor() {
tokenBalance[owner] = 100;
}
function createNewToken() public onlyOwner {
tokenBalance[owner]++;
}
function burnToken() public onlyOwner {
tokenBalance[owner]--;
}
function purchaseToken() public payable {
require((tokenBalance[owner] * tokenPrice) / msg.value > 0, "not enought tokens");
tokenBalance[owner] -= msg.value / tokenPrice;
tokenBalance[msg.sender] += msg.value / tokenPrice;
}
function sendToken(address _to, uint _amount) public {
require(tokenBalance[msg.sender] >= _amount, "Not enought tokens");
assert(tokenBalance[_to] + _amount >= tokenBalance[_to]);
assert(tokenBalance[msg.sender] - _amount <= tokenBalance[msg.sender]);
tokenBalance[msg.sender] -= _amount;
tokenBalance[_to] += _amount;
}
}
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