Estructura del Contrato
- Nombre: PRINCOIN
- Siglas: PRC
- Decimales: 8
- Token: BEP-20
Contrato: 0x5A72D71e2A152d7456006C588E91B305c62f82f5
PRINCOIN (PRC) Token Tracker | BscScan
Binance (BNB) Blockchain Explorer
Contrato PRINCOIN
1
pragma solidity ^0.6.7;
2
3
4
contract Owned {
5
modifier onlyOwner() {
6
require(msg.sender==owner);
7
8
}
9
address payable owner;
10
address payable newOwner;
11
function changeOwner(address payable _newOwner) public onlyOwner {
12
require(_newOwner!=address(0));
13
newOwner = _newOwner;
14
}
15
function acceptOwnership() public {
16
if (msg.sender==newOwner) {
17
owner = newOwner;
18
}
19
}
20
}
21
22
abstract contract BEP20 {
23
uint256 public totalSupply;
24
function balanceOf(address _owner) view public virtual returns (uint256 balance);
25
function transfer(address _to, uint256 _value) public virtual returns (bool success);
26
function transferFrom(address _from, address _to, uint256 _value) public virtual returns (bool success);
27
function approve(address _spender, uint256 _value) public virtual returns (bool success);
28
function allowance(address _owner, address _spender) view public virtual returns (uint256 remaining);
29
event Transfer(address indexed _from, address indexed _to, uint256 _value);
30
event Approval(address indexed _owner, address indexed _spender, uint256 _value);
31
}
32
33
contract Token is Owned, BEP20 {
34
string public symbol;
35
string public name;
36
uint8 public decimals;
37
mapping (address=>uint256) balances;
38
mapping (address=>mapping (address=>uint256)) allowed;
39
40
function balanceOf(address _owner) view public virtual override returns (uint256 balance) {return balances[_owner];}
41
42
function transfer(address _to, uint256 _amount) public virtual override returns (bool success) {
43
require (balances[msg.sender]>=_amount&&_amount>0&&balances[_to]+_amount>balances[_to]);
44
balances[msg.sender]-=_amount;
45
balances[_to]+=_amount;
46
emit Transfer(msg.sender,_to,_amount);
47
return true;
48
}
49
50
function transferFrom(address _from,address _to,uint256 _amount) public virtual override returns (bool success) {
51
require (balances[_from]>=_amount&&allowed[_from][msg.sender]>=_amount&&_amount>0&&balances[_to]+_amount>balances[_to]);
52
balances[_from]-=_amount;
53
allowed[_from][msg.sender]-=_amount;
54
balances[_to]+=_amount;
55
emit Transfer(_from, _to, _amount);
56
return true;
57
}
58
59
function approve(address _spender, uint256 _amount) public virtual override returns (bool success) {
60
allowed[msg.sender][_spender]=_amount;
61
emit Approval(msg.sender, _spender, _amount);
62
return true;
63
}
64
65
function allowance(address _owner, address _spender) view public virtual override returns (uint256 remaining) {
66
return allowed[_owner][_spender];
67
}
68
}
69
70
contract PRINCOIN is Token{
71
72
constructor() public{
73
symbol = "PRC";
74
name = "PRINCOIN";
75
decimals = 8;
76
totalSupply = 250000000000000000;
77
owner = msg.sender;
78
balances[owner] = totalSupply;
79
}
80
81
receive () payable external {
82
require(msg.value>0);
83
owner.transfer(msg.value);
84
}
85
}
Copied!
Última actualización 1mo ago
Copiar enlace