1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
|
pragma solidity ^0.4.4;
/// @title Test token contract - Allows testing of token transfers with multisig wallet.
contract TestToken {
event Transfer(address indexed from, address indexed to, uint256 value);
event Approval(address indexed owner, address indexed spender, uint256 value);
mapping (address => uint256) balances;
mapping (address => mapping (address => uint256)) allowed;
uint256 public totalSupply;
string constant public name = "Test Token";
string constant public symbol = "TT";
uint8 constant public decimals = 1;
function issueTokens(address _to, uint256 _value)
public
{
balances[_to] += _value;
totalSupply += _value;
}
function transfer(address _to, uint256 _value)
public
returns (bool success)
{
if (balances[msg.sender] < _value) {
throw;
}
balances[msg.sender] -= _value;
balances[_to] += _value;
emit Transfer(msg.sender, _to, _value);
return true;
}
function transferFrom(address _from, address _to, uint256 _value)
public
returns (bool success)
{
if (balances[_from] < _value || allowed[_from][msg.sender] < _value) {
throw;
}
balances[_to] += _value;
balances[_from] -= _value;
allowed[_from][msg.sender] -= _value;
emit Transfer(_from, _to, _value);
return true;
}
function approve(address _spender, uint256 _value)
public
returns (bool success)
{
allowed[msg.sender][_spender] = _value;
emit Approval(msg.sender, _spender, _value);
return true;
}
function allowance(address _owner, address _spender)
view
public
returns (uint256 remaining)
{
return allowed[_owner][_spender];
}
function balanceOf(address _owner)
view
public
returns (uint256 balance)
{
return balances[_owner];
}
}
|
