iOSLearner-dev

pragma solidity ^0.4.0;
// https://medium.com/coinmonks/create-your-own-cryptocurrency-in-ethereum-blockchain-40865db8a29f

contract owned {
    address public owner;
    
    constructor() public {
        owner = msg.sender;
    }
    

iOSLearner-dev

pragma solidity ^0.4.0;
// https://medium.com/coinmonks/create-your-own-cryptocurrency-in-ethereum-blockchain-40865db8a29f

contract owned {
    address public owner;
    
    constructor() public {
        owner = msg.sender;
    }
    

iOSLearner-dev

pragma solidity ^0.4.0;

contract owned {
    address public owner;
    
    constructor() public {
        owner = msg.sender;
    }
    
    modifier onlyOwner {

iOSLearner-dev

pragma solidity ^0.4.0;

interface ERC20 {
    function totalSupply() public view returns (uint256 totalSupply); //[Get the total token supply]
    function balanceOf(address _owner) public view returns (uint256 balance); //[Get the account balance of another account with address _owner]
    function transfer(address _to, uint256 _value) public returns (bool success); //[Send _value amount of tokens to address _to]
    function transferFrom(address _from, address _to, uint256 _value) public returns (bool success); //[Send _value amount of tokens from address _from to address _to]
    function approve(address _spender, uint256 _value) public returns (bool success); //[Allow _spender to withdraw from your account, multiple times, up to the _value amount. If this function is called again it overwrites the current allowance with _value]
    function allowance(address _owner, address _spender) public view returns (uint256 remaining); //[Returns the amount which _spender is still allowed to withdraw from _owner]
  

iOSLearner-dev

pragma solidity ^0.4.0;

interface ERC20 {
    function totalSupply() public view returns (uint256 totalSupply); //[Get the total token supply]
    function balanceOf(address _owner) public view returns (uint256 balance); //[Get the account balance of another account with address _owner]
    function transfer(address _to, uint256 _value) public returns (bool success); //[Send _value amount of tokens to address _to]
    function transferFrom(address _from, address _to, uint256 _value) public returns (bool success); //[Send _value amount of tokens from address _from to address _to]
    function approve(address _spender, uint256 _value) public returns (bool success); //[Allow _spender to withdraw from your account, multiple times, up to the _value amount. If this function is called again it overwrites the current allowance with _value]
    function allowance(address _owner, address _spender) public view returns (uint256 remaining); //[Returns the amount which _spender is still allowed to withdraw from _owner]
  

iOSLearner-dev

pragma solidity ^0.4.0;
contract Ballot {

    struct Voter {
        uint weight;
        bool voted;
        uint8 vote;
        address delegate;
    }
    struct Proposal {

iOSLearner-dev

pragma solidity ^0.4.0;
contract Ballot {

    struct Voter {
        uint weight;
        bool voted;
        uint8 vote;
        address delegate;
    }
    struct Proposal {

iOSLearner-dev

pragma solidity ^0.4.0;

contract DataType {
    
    bool myBool = false;
    int8 myInt = -128;
    uint8 myUint = 255;
    
    string myString;
    uint8[] myStringArr;

iOSLearner-dev

pragma solidity ^0.4.0;

contract DataType {
    
    bool myBool = false;
    int8 myInt = -128;
    uint8 myUint = 255;
    
    string myString;
    uint8[] myStringArr;

iOSLearner-dev

pragma solidity ^0.4.0;

contract DataType {
    
    bool myBool = false;
    int8 myInt = -128;
    uint8 myUint = 255;
    
    string myString;
    uint8[] myStringArr;