Z502 is ERC20 ethereum token.
https://etherscan.io/token/0x2cd9324ba13b77554592d453e6364086fbba446a
total amount of tokens
function totalSupply() constant returns (uint256 supply)
get current balance of specified address
function balanceOf(address _owner) constant returns (uint256 balance)
send token specified amount to specified address
function transfer(address _to, uint256 _value) returns (bool success)
send token specified amount to specified address from specified sender
function transferFrom(address _from, address _to, uint256 _value) returns (bool success)
approve amount to send token
function approve(address _spender, uint256 _value) returns (bool success)
get current approved amount of specified address
function allowance(address _owner, address _spender) constant returns (uint256 remaining)
approve amount to send token with extra datas
function approveAndCall(address _spender, uint256 _value, bytes _extraData) returns (bool success)