ERC-20
Oracle
Overview
Max Total Supply
1,000,000,000 LINK
Holders
721,430 (0.00%)
Market
Price
$11.30 @ 0.004674 ETH (+1.70%)
Onchain Market Cap
$11,300,000,000.00
Circulating Supply Market Cap
$7,080,531,993.00
Other Info
Token Contract (WITH 18 Decimals)
Balance
0.000000002213419893 LINKValue
$0.00 ( ~0 Eth) [0.0000%]Loading...
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# | Exchange | Pair | Price | 24H Volume | % Volume |
---|---|---|---|---|---|
1 | LBank | LINK-USDT | $11.29 0.0046719 Eth | $27,528,198.00 2,438,248.050 LINK | 21.4167% |
2 | Coinbase Exchange | LINK-USD | $11.29 0.0046734 Eth | $9,989,670.00 884,511.210 LINK | 7.7692% |
3 | Bitget | LINK-USDT | $11.30 0.0046740 Eth | $8,908,909.00 793,318.515 LINK | 6.9682% |
4 | Bybit | LINK-USDT | $11.29 0.0046729 Eth | $7,658,235.00 681,394.445 LINK | 5.9851% |
5 | Websea | LINK-USDT | $11.30 0.0046738 Eth | $5,736,104.00 0.000 LINK | 0.0000% |
6 | WhiteBIT | LINK-USDT | $11.30 0.0046760 Eth | $5,721,716.00 506,339.630 LINK | 4.4475% |
7 | Azbit | LINK-USDT | $11.30 0.0046759 Eth | $5,248,760.00 467,421.700 LINK | 4.1057% |
8 | Biconomy.com | LINK-USDT | $11.30 0.0046732 Eth | $4,664,740.00 415,234.530 LINK | 3.6473% |
9 | BVOX | LINK-USDT | $11.30 0.0046739 Eth | $3,190,963.00 284,293.330 LINK | 2.4971% |
10 | P2B | LINK-USDT | $11.30 0.0046760 Eth | $2,857,878.00 252,906.070 LINK | 2.2214% |
11 | WEEX | LINK-USDT | $11.29 0.0046682 Eth | $2,815,752.00 250,458.860 LINK | 2.1999% |
12 | Bitexen | LINK-TRY | $11.36 0.0046975 Eth | $2,767,086.00 243,598.290 LINK | 2.1397% |
13 | Poloniex | LINK-USDT | $11.30 0.0046719 Eth | $2,589,238.00 230,783.003 LINK | 2.0271% |
14 | Slex | LINK-USDT | $11.29 0.0046694 Eth | $2,306,431.00 205,601.310 LINK | 1.8059% |
15 | ProBit Global | LINK-USDT | $11.30 0.0046743 Eth | $2,252,538.00 199,411.170 LINK | 1.7516% |
16 | Uniswap V3 (Ethereum) | 0X514910771AF9CA656AF840DFF83E8264ECF986CA-0XC02AAA39B223FE8D0A0E5C4F27EAD9083C756CC2 | $11.30 0.0046736 Eth | $2,169,779.00 192,900.819 0X514910771AF9CA656AF840DFF83E8264ECF986CA | 1.6944% |
17 | OKX | LINK-USDT | $11.30 0.0046743 Eth | $1,975,708.00 176,053.607 LINK | 1.5464% |
18 | DigiFinex | LINK-USDT | $11.29 0.0046736 Eth | $1,702,497.00 150,738.770 LINK | 1.3240% |
19 | AscendEX (BitMax) | LINK-USDT | $11.32 0.0046831 Eth | $1,687,175.00 149,062.900 LINK | 1.3093% |
20 | Upbit | LINK-KRW | $11.34 0.0046945 Eth | $1,449,065.00 127,729.227 LINK | 1.1219% |
21 | Trubit | LINK-USDT | $11.30 0.0046755 Eth | $1,406,493.00 124,980.200 LINK | 1.0978% |
22 | Deepcoin | LINK-USDT | $11.29 0.0046707 Eth | $1,402,084.00 131,861.500 LINK | 1.1582% |
23 | KuCoin | LINK-USDT | $11.30 0.0046745 Eth | $1,291,790.00 114,354.555 LINK | 1.0045% |
24 | C-Patex | LINK-USDT | $11.31 0.0046749 Eth | $1,237,163.00 109,405.639 LINK | 0.9610% |
25 | XT.COM | LINK-USDT | $11.31 0.0046730 Eth | $1,186,100.00 105,684.320 LINK | 0.9283% |
26 | Oceanex | LINK-USDT | $11.29 0.0046721 Eth | $1,168,000.00 103,436.570 LINK | 0.9086% |
27 | Toobit | LINK-USDT | $11.31 0.0046758 Eth | $1,160,789.00 103,483.700 LINK | 0.9090% |
28 | CoinW | LINK-USDT | $11.30 0.0046723 Eth | $1,071,878.00 94,832.160 LINK | 0.8330% |
29 | Binance | LINK-BTC | $11.28 0.0046641 Eth | $976,305.00 86,813.410 LINK | 0.7625% |
30 | Azbit | LINK-ETH | $11.30 0.0046742 Eth | $955,429.00 84,870.347 LINK | 0.7455% |
31 | Crypto.com Exchange | LINK-USDT | $11.30 0.0046743 Eth | $883,025.00 78,170.450 LINK | 0.6866% |
32 | Gate.io | LINK-USDT | $11.30 0.0046740 Eth | $848,585.00 75,561.390 LINK | 0.6637% |
33 | FMCPAY | LINK-USDT | $11.31 0.0046746 Eth | $809,262.00 72,136.444 LINK | 0.6336% |
34 | BloFin | LINK-USDT | $11.31 0.0046719 Eth | $729,922.00 65,001.460 LINK | 0.5710% |
35 | BYDFi | LINK-USDT | $11.30 0.0046676 Eth | $658,337.00 58,265.380 LINK | 0.5118% |
36 | BTSE | LINK-USDT | $11.30 0.0046733 Eth | $655,028.00 57,946.644 LINK | 0.5090% |
37 | Tapbit | LINK-USDT | $11.29 0.0046692 Eth | $618,040.00 55,043.530 LINK | 0.4835% |
38 | Hotcoin | LINK-USDT | $11.30 0.0046686 Eth | $617,246.00 54,623.320 LINK | 0.4798% |
39 | FMFW.io | LINK-USDT | $11.29 0.0046723 Eth | $614,577.00 54,430.670 LINK | 0.4781% |
40 | HitBTC | LINK-USDT | $11.30 0.0046737 Eth | $610,690.00 54,427.860 LINK | 0.4781% |
41 | Bitunix | LINK-USDT | $11.29 0.0046730 Eth | $578,860.00 51,252.690 LINK | 0.4502% |
42 | Bitvavo | LINK-EUR | $11.31 0.0046785 Eth | $551,869.00 48,802.677 LINK | 0.4287% |
43 | QMall | LINK-USDT | $11.30 0.0046760 Eth | $545,327.00 48,567.045 LINK | 0.4266% |
44 | Kraken | LINK-USD | $11.30 0.0046765 Eth | $539,178.00 47,703.736 LINK | 0.4190% |
45 | FameEX | LINK-USDT | $11.30 0.0046761 Eth | $530,017.00 47,239.664 LINK | 0.4149% |
46 | Kraken | LINK-USDT | $11.30 0.0046751 Eth | $516,155.00 45,680.493 LINK | 0.4012% |
47 | Bit2Me | LINK-USDT | $11.30 0.0046748 Eth | $504,213.00 44,766.883 LINK | 0.3932% |
48 | Binance | LINK-FDUSD | $11.30 0.0046757 Eth | $472,526.00 42,170.380 LINK | 0.3704% |
49 | FMCPAY | LINK-ETH | $11.30 0.0046732 Eth | $471,683.00 41,927.040 LINK | 0.3683% |
50 | FMCPAY | LINK-BTC | $11.30 0.0046731 Eth | $441,568.00 39,349.100 LINK | 0.3456% |
51 | CoinEx | LINK-USDT | $11.31 0.0046752 Eth | $395,926.00 35,261.414 LINK | 0.3097% |
52 | Coinbase Exchange | LINK-USDT | $11.30 0.0046716 Eth | $381,660.00 33,775.088 LINK | 0.2967% |
53 | Crypto.com Exchange | LINK-USD | $11.29 0.0046728 Eth | $362,275.00 32,079.590 LINK | 0.2818% |
54 | Uniswap V3 (Polygon) | 0X53E0BCA35EC356BD5DDDFEBBD1FC0FD03FABAD39-0X0D500B1D8E8EF31E21C99D1DB9A6444D3ADF1270 | $11.30 0.0046751 Eth | $318,409.00 28,406.424 0X53E0BCA35EC356BD5DDDFEBBD1FC0FD03FABAD39 | 0.2495% |
55 | Camelot V3 | 0XF97F4DF75117A78C1A5A0DBB814AF92458539FB4-0X82AF49447D8A07E3BD95BD0D56F35241523FBAB1 | $11.24 0.0046465 Eth | $306,742.00 27,369.174 0XF97F4DF75117A78C1A5A0DBB814AF92458539FB4 | 0.2404% |
56 | WhiteBIT | LINK-BTC | $11.30 0.0046746 Eth | $266,563.00 23,596.650 LINK | 0.2073% |
57 | MEXC | LINK-USDT | $11.31 0.0046777 Eth | $236,984.00 20,960.800 LINK | 0.1841% |
58 | Bitstamp | LINK-EUR | $11.29 0.0046711 Eth | $230,194.00 20,390.146 LINK | 0.1791% |
59 | EXMO | LINK-USDT | $11.30 0.0046732 Eth | $221,937.00 19,648.672 LINK | 0.1726% |
60 | Bybit | LINK-USDC | $11.31 0.0046794 Eth | $214,067.00 19,057.650 LINK | 0.1674% |
61 | PointPay | LINK-USDT | $11.29 0.0046694 Eth | $212,514.00 18,933.681 LINK | 0.1663% |
62 | Pionex | LINK-USDT | $11.29 0.0046694 Eth | $209,095.00 18,637.680 LINK | 0.1637% |
63 | Uniswap V3 (Arbitrum One) | 0XF97F4DF75117A78C1A5A0DBB814AF92458539FB4-0X82AF49447D8A07E3BD95BD0D56F35241523FBAB1 | $11.25 0.0046510 Eth | $194,481.00 17,345.131 0XF97F4DF75117A78C1A5A0DBB814AF92458539FB4 | 0.1524% |
64 | BitMart | LINK-BTC | $11.31 0.0046755 Eth | $178,633.00 15,799.580 LINK | 0.1388% |
65 | Quickswap (v3) | 0X53E0BCA35EC356BD5DDDFEBBD1FC0FD03FABAD39-0X7CEB23FD6BC0ADD59E62AC25578270CFF1B9F619 | $11.28 0.0046645 Eth | $165,502.00 14,730.454 0X53E0BCA35EC356BD5DDDFEBBD1FC0FD03FABAD39 | 0.1294% |
66 | BigONE | LINK-USDT | $11.30 0.0046767 Eth | $160,954.00 14,239.770 LINK | 0.1251% |
67 | WhiteBIT | LINK-EUR | $11.30 0.0046753 Eth | $157,335.00 13,925.580 LINK | 0.1223% |
68 | Bithumb | LINK-KRW | $11.34 0.0046937 Eth | $148,074.00 13,052.141 LINK | 0.1146% |
69 | Uniswap V3 (Polygon) | 0X53E0BCA35EC356BD5DDDFEBBD1FC0FD03FABAD39-0X7CEB23FD6BC0ADD59E62AC25578270CFF1B9F619 | $11.31 0.0046799 Eth | $145,142.00 12,881.261 0X53E0BCA35EC356BD5DDDFEBBD1FC0FD03FABAD39 | 0.1131% |
70 | Kraken | LINK-EUR | $11.31 0.0046806 Eth | $125,570.00 11,100.166 LINK | 0.0975% |
71 | Koinpark | LINK-USDT | $11.30 0.0046760 Eth | $125,408.00 11,097.938 LINK | 0.0975% |
72 | LATOKEN | LINK-BTC | $11.25 0.0046512 Eth | $124,406.00 11,060.945 LINK | 0.0972% |
73 | Hotcoin | LINK-ETH | $11.30 0.0046689 Eth | $123,646.00 10,941.400 LINK | 0.0961% |
74 | Bit2Me | LINK-EUR | $11.31 0.0046806 Eth | $121,765.00 10,878.163 LINK | 0.0956% |
75 | Hotcoin | LINK-BTC | $11.31 0.0046715 Eth | $94,308.00 8,340.600 LINK | 0.0733% |
76 | Nominex | LINK-USDT | $11.31 0.0046758 Eth | $93,487.00 8,265.822 LINK | 0.0726% |
77 | Slex | LINK-ETH | $11.28 0.0046684 Eth | $75,475.00 6,692.870 LINK | 0.0588% |
78 | Slex | LINK-BTC | $11.30 0.0046744 Eth | $70,346.00 6,263.100 LINK | 0.0550% |
79 | PancakeSwap V3 (BSC) | 0XF8A0BF9CF54BB92F17374D9E9A321E6A111A51BD-0XBB4CDB9CBD36B01BD1CBAEBF2DE08D9173BC095C | $11.27 0.0046617 Eth | $50,605.00 4,469.346 0XF8A0BF9CF54BB92F17374D9E9A321E6A111A51BD | 0.0393% |
80 | Uniswap V3 (Polygon) | 0X3C499C542CEF5E3811E1192CE70D8CC03D5C3359-0X53E0BCA35EC356BD5DDDFEBBD1FC0FD03FABAD39 | $11.30 0.0046756 Eth | $43,515.00 43,188.876 0X3C499C542CEF5E3811E1192CE70D8CC03D5C3359 | 0.3794% |
81 | GMO Japan | LINK-JPY | $11.36 0.0047016 Eth | $39,573.00 3,482.500 LINK | 0.0306% |
82 | Uniswap V3 (Polygon) | 0X53E0BCA35EC356BD5DDDFEBBD1FC0FD03FABAD39-0X0D500B1D8E8EF31E21C99D1DB9A6444D3ADF1270 | $11.30 0.0046769 Eth | $24,804.00 2,212.265 0X53E0BCA35EC356BD5DDDFEBBD1FC0FD03FABAD39 | 0.0194% |
83 | EXMO | LINK-BTC | $11.32 0.0046844 Eth | $23,683.00 2,091.683 LINK | 0.0184% |
84 | Uniswap V3 (Polygon) | 0X53E0BCA35EC356BD5DDDFEBBD1FC0FD03FABAD39-0X2791BCA1F2DE4661ED88A30C99A7A9449AA84174 | $11.30 0.0046756 Eth | $22,383.00 1,999.184 0X53E0BCA35EC356BD5DDDFEBBD1FC0FD03FABAD39 | 0.0176% |
85 | Uniswap V3 (Polygon) | 0X53E0BCA35EC356BD5DDDFEBBD1FC0FD03FABAD39-0X7CEB23FD6BC0ADD59E62AC25578270CFF1B9F619 | $11.31 0.0046779 Eth | $21,755.00 1,927.251 0X53E0BCA35EC356BD5DDDFEBBD1FC0FD03FABAD39 | 0.0169% |
86 | Uniswap V3 (Arbitrum One) | 0XAF88D065E77C8CC2239327C5EDB3A432268E5831-0XF97F4DF75117A78C1A5A0DBB814AF92458539FB4 | $11.24 0.0046509 Eth | $19,999.01 19,870.718 0XAF88D065E77C8CC2239327C5EDB3A432268E5831 | 0.1745% |
87 | Quickswap (v3) | 0X3C499C542CEF5E3811E1192CE70D8CC03D5C3359-0X53E0BCA35EC356BD5DDDFEBBD1FC0FD03FABAD39 | $11.28 0.0046645 Eth | $19,721.86 19,595.840 0X3C499C542CEF5E3811E1192CE70D8CC03D5C3359 | 0.1721% |
88 | TokoCrypto | LINK-USDT | $11.31 0.0046758 Eth | $18,539.16 1,639.465 LINK | 0.0144% |
89 | Uniswap V3 (Arbitrum One) | 0XF97F4DF75117A78C1A5A0DBB814AF92458539FB4-0XFD086BC7CD5C481DCC9C85EBE478A1C0B69FCBB9 | $11.25 0.0046500 Eth | $13,609.39 1,222.825 0XF97F4DF75117A78C1A5A0DBB814AF92458539FB4 | 0.0107% |
90 | Uniswap V3 (Polygon) | 0X53E0BCA35EC356BD5DDDFEBBD1FC0FD03FABAD39-0X2791BCA1F2DE4661ED88A30C99A7A9449AA84174 | $11.30 0.0046722 Eth | $8,663.18 770.455 0X53E0BCA35EC356BD5DDDFEBBD1FC0FD03FABAD39 | 0.0068% |
91 | Uniswap V3 (Polygon) | 0X53E0BCA35EC356BD5DDDFEBBD1FC0FD03FABAD39-0X1BFD67037B42CF73ACF2047067BD4F2C47D9BFD6 | $11.30 0.0046735 Eth | $3,929.97 349.479 0X53E0BCA35EC356BD5DDDFEBBD1FC0FD03FABAD39 | 0.0031% |
92 | Uniswap V3 (Arbitrum One) | 0XAF88D065E77C8CC2239327C5EDB3A432268E5831-0XF97F4DF75117A78C1A5A0DBB814AF92458539FB4 | $11.25 0.0046500 Eth | $3,647.70 3,613.086 0XAF88D065E77C8CC2239327C5EDB3A432268E5831 | 0.0317% |
93 | Uniswap V3 (BSC) | 0XF8A0BF9CF54BB92F17374D9E9A321E6A111A51BD-0X55D398326F99059FF775485246999027B3197955 | $11.28 0.0046642 Eth | $2,373.76 211.659 0XF8A0BF9CF54BB92F17374D9E9A321E6A111A51BD | 0.0019% |
94 | CoinEx | LINK-USDC | $11.32 0.0046817 Eth | $2,147.57 191.134 LINK | 0.0017% |
95 | CoinEx | LINK-BTC | $11.31 0.0046753 Eth | $2,132.18 189.786 LINK | 0.0017% |
96 | Quickswap (v3) | 0X53E0BCA35EC356BD5DDDFEBBD1FC0FD03FABAD39-0X2791BCA1F2DE4661ED88A30C99A7A9449AA84174 | $11.27 0.0046646 Eth | $1,263.13 112.943 0X53E0BCA35EC356BD5DDDFEBBD1FC0FD03FABAD39 | 0.0010% |
97 | Quickswap | 0X53E0BCA35EC356BD5DDDFEBBD1FC0FD03FABAD39-0X0D500B1D8E8EF31E21C99D1DB9A6444D3ADF1270 | $11.22 0.0046404 Eth | $797.34 62.078 0X53E0BCA35EC356BD5DDDFEBBD1FC0FD03FABAD39 | 0.0005% |
98 | Energiswap | 0X68CA48CA2626C415A89756471D4ADE2CC9034008-0XA55F26319462355474A9F2C8790860776A329AA4 | $11.21 0.0046345 Eth | $236.55 21.213 0X68CA48CA2626C415A89756471D4ADE2CC9034008 | 0.0002% |
99 | Coinzoom | LINK-USD | $11.29 0.0046735 Eth | $169.41 15.000 LINK | 0.0001% |
100 | CEX.IO | LINK-USDT | $11.30 0.0046765 Eth | $161.07 14.336 LINK | 0.0001% |
Contract Name:
LinkToken
Compiler Version
v0.4.16+commit.d7661dd9
Optimization Enabled:
Yes with 200 runs
Other Settings:
default evmVersion, Audited
Contract Source Code (Solidity)Audit Report
/** *Submitted for verification at Etherscan.io on 2017-09-23 */ pragma solidity ^0.4.16; /** * @title SafeMath * @dev Math operations with safety checks that throw on error */ library SafeMath { function mul(uint256 a, uint256 b) internal constant returns (uint256) { uint256 c = a * b; assert(a == 0 || c / a == b); return c; } function div(uint256 a, uint256 b) internal constant returns (uint256) { // assert(b > 0); // Solidity automatically throws when dividing by 0 uint256 c = a / b; // assert(a == b * c + a % b); // There is no case in which this doesn't hold return c; } function sub(uint256 a, uint256 b) internal constant returns (uint256) { assert(b <= a); return a - b; } function add(uint256 a, uint256 b) internal constant returns (uint256) { uint256 c = a + b; assert(c >= a); return c; } } /** * @title ERC20Basic * @dev Simpler version of ERC20 interface * @dev see https://github.com/ethereum/EIPs/issues/179 */ contract ERC20Basic { uint256 public totalSupply; function balanceOf(address who) constant returns (uint256); function transfer(address to, uint256 value) returns (bool); event Transfer(address indexed from, address indexed to, uint256 value); } /** * @title ERC20 interface * @dev see https://github.com/ethereum/EIPs/issues/20 */ contract ERC20 is ERC20Basic { function allowance(address owner, address spender) constant returns (uint256); function transferFrom(address from, address to, uint256 value) returns (bool); function approve(address spender, uint256 value) returns (bool); event Approval(address indexed owner, address indexed spender, uint256 value); } contract ERC677 is ERC20 { function transferAndCall(address to, uint value, bytes data) returns (bool success); event Transfer(address indexed from, address indexed to, uint value, bytes data); } contract ERC677Receiver { function onTokenTransfer(address _sender, uint _value, bytes _data); } /** * @title Basic token * @dev Basic version of StandardToken, with no allowances. */ contract BasicToken is ERC20Basic { using SafeMath for uint256; mapping(address => uint256) balances; /** * @dev transfer token for a specified address * @param _to The address to transfer to. * @param _value The amount to be transferred. */ function transfer(address _to, uint256 _value) returns (bool) { balances[msg.sender] = balances[msg.sender].sub(_value); balances[_to] = balances[_to].add(_value); Transfer(msg.sender, _to, _value); return true; } /** * @dev Gets the balance of the specified address. * @param _owner The address to query the the balance of. * @return An uint256 representing the amount owned by the passed address. */ function balanceOf(address _owner) constant returns (uint256 balance) { return balances[_owner]; } } /** * @title Standard ERC20 token * * @dev Implementation of the basic standard token. * @dev https://github.com/ethereum/EIPs/issues/20 * @dev Based on code by FirstBlood: https://github.com/Firstbloodio/token/blob/master/smart_contract/FirstBloodToken.sol */ contract StandardToken is ERC20, BasicToken { mapping (address => mapping (address => uint256)) allowed; /** * @dev Transfer tokens from one address to another * @param _from address The address which you want to send tokens from * @param _to address The address which you want to transfer to * @param _value uint256 the amount of tokens to be transferred */ function transferFrom(address _from, address _to, uint256 _value) returns (bool) { var _allowance = allowed[_from][msg.sender]; // Check is not needed because sub(_allowance, _value) will already throw if this condition is not met // require (_value <= _allowance); balances[_from] = balances[_from].sub(_value); balances[_to] = balances[_to].add(_value); allowed[_from][msg.sender] = _allowance.sub(_value); Transfer(_from, _to, _value); return true; } /** * @dev Approve the passed address to spend the specified amount of tokens on behalf of msg.sender. * @param _spender The address which will spend the funds. * @param _value The amount of tokens to be spent. */ function approve(address _spender, uint256 _value) returns (bool) { allowed[msg.sender][_spender] = _value; Approval(msg.sender, _spender, _value); return true; } /** * @dev Function to check the amount of tokens that an owner allowed to a spender. * @param _owner address The address which owns the funds. * @param _spender address The address which will spend the funds. * @return A uint256 specifying the amount of tokens still available for the spender. */ function allowance(address _owner, address _spender) constant returns (uint256 remaining) { return allowed[_owner][_spender]; } /* * approve should be called when allowed[_spender] == 0. To increment * allowed value is better to use this function to avoid 2 calls (and wait until * the first transaction is mined) * From MonolithDAO Token.sol */ function increaseApproval (address _spender, uint _addedValue) returns (bool success) { allowed[msg.sender][_spender] = allowed[msg.sender][_spender].add(_addedValue); Approval(msg.sender, _spender, allowed[msg.sender][_spender]); return true; } function decreaseApproval (address _spender, uint _subtractedValue) returns (bool success) { uint oldValue = allowed[msg.sender][_spender]; if (_subtractedValue > oldValue) { allowed[msg.sender][_spender] = 0; } else { allowed[msg.sender][_spender] = oldValue.sub(_subtractedValue); } Approval(msg.sender, _spender, allowed[msg.sender][_spender]); return true; } } contract ERC677Token is ERC677 { /** * @dev transfer token to a contract address with additional data if the recipient is a contact. * @param _to The address to transfer to. * @param _value The amount to be transferred. * @param _data The extra data to be passed to the receiving contract. */ function transferAndCall(address _to, uint _value, bytes _data) public returns (bool success) { super.transfer(_to, _value); Transfer(msg.sender, _to, _value, _data); if (isContract(_to)) { contractFallback(_to, _value, _data); } return true; } // PRIVATE function contractFallback(address _to, uint _value, bytes _data) private { ERC677Receiver receiver = ERC677Receiver(_to); receiver.onTokenTransfer(msg.sender, _value, _data); } function isContract(address _addr) private returns (bool hasCode) { uint length; assembly { length := extcodesize(_addr) } return length > 0; } } contract LinkToken is StandardToken, ERC677Token { uint public constant totalSupply = 10**27; string public constant name = 'ChainLink Token'; uint8 public constant decimals = 18; string public constant symbol = 'LINK'; function LinkToken() public { balances[msg.sender] = totalSupply; } /** * @dev transfer token to a specified address with additional data if the recipient is a contract. * @param _to The address to transfer to. * @param _value The amount to be transferred. * @param _data The extra data to be passed to the receiving contract. */ function transferAndCall(address _to, uint _value, bytes _data) public validRecipient(_to) returns (bool success) { return super.transferAndCall(_to, _value, _data); } /** * @dev transfer token to a specified address. * @param _to The address to transfer to. * @param _value The amount to be transferred. */ function transfer(address _to, uint _value) public validRecipient(_to) returns (bool success) { return super.transfer(_to, _value); } /** * @dev Approve the passed address to spend the specified amount of tokens on behalf of msg.sender. * @param _spender The address which will spend the funds. * @param _value The amount of tokens to be spent. */ function approve(address _spender, uint256 _value) public validRecipient(_spender) returns (bool) { return super.approve(_spender, _value); } /** * @dev Transfer tokens from one address to another * @param _from address The address which you want to send tokens from * @param _to address The address which you want to transfer to * @param _value uint256 the amount of tokens to be transferred */ function transferFrom(address _from, address _to, uint256 _value) public validRecipient(_to) returns (bool) { return super.transferFrom(_from, _to, _value); } // MODIFIERS modifier validRecipient(address _recipient) { require(_recipient != address(0) && _recipient != address(this)); _; } }
Contract Security Audit
- Callisto Network - April 14th, 2019 - Security Audit Report
[{"constant":true,"inputs":[],"name":"name","outputs":[{"name":"","type":"string"}],"payable":false,"stateMutability":"view","type":"function"},{"constant":false,"inputs":[{"name":"_spender","type":"address"},{"name":"_value","type":"uint256"}],"name":"approve","outputs":[{"name":"","type":"bool"}],"payable":false,"stateMutability":"nonpayable","type":"function"},{"constant":true,"inputs":[],"name":"totalSupply","outputs":[{"name":"","type":"uint256"}],"payable":false,"stateMutability":"view","type":"function"},{"constant":false,"inputs":[{"name":"_from","type":"address"},{"name":"_to","type":"address"},{"name":"_value","type":"uint256"}],"name":"transferFrom","outputs":[{"name":"","type":"bool"}],"payable":false,"stateMutability":"nonpayable","type":"function"},{"constant":true,"inputs":[],"name":"decimals","outputs":[{"name":"","type":"uint8"}],"payable":false,"stateMutability":"view","type":"function"},{"constant":false,"inputs":[{"name":"_to","type":"address"},{"name":"_value","type":"uint256"},{"name":"_data","type":"bytes"}],"name":"transferAndCall","outputs":[{"name":"success","type":"bool"}],"payable":false,"stateMutability":"nonpayable","type":"function"},{"constant":false,"inputs":[{"name":"_spender","type":"address"},{"name":"_subtractedValue","type":"uint256"}],"name":"decreaseApproval","outputs":[{"name":"success","type":"bool"}],"payable":false,"stateMutability":"nonpayable","type":"function"},{"constant":true,"inputs":[{"name":"_owner","type":"address"}],"name":"balanceOf","outputs":[{"name":"balance","type":"uint256"}],"payable":false,"stateMutability":"view","type":"function"},{"constant":true,"inputs":[],"name":"symbol","outputs":[{"name":"","type":"string"}],"payable":false,"stateMutability":"view","type":"function"},{"constant":false,"inputs":[{"name":"_to","type":"address"},{"name":"_value","type":"uint256"}],"name":"transfer","outputs":[{"name":"success","type":"bool"}],"payable":false,"stateMutability":"nonpayable","type":"function"},{"constant":false,"inputs":[{"name":"_spender","type":"address"},{"name":"_addedValue","type":"uint256"}],"name":"increaseApproval","outputs":[{"name":"success","type":"bool"}],"payable":false,"stateMutability":"nonpayable","type":"function"},{"constant":true,"inputs":[{"name":"_owner","type":"address"},{"name":"_spender","type":"address"}],"name":"allowance","outputs":[{"name":"remaining","type":"uint256"}],"payable":false,"stateMutability":"view","type":"function"},{"inputs":[],"payable":false,"stateMutability":"nonpayable","type":"constructor"},{"anonymous":false,"inputs":[{"indexed":true,"name":"from","type":"address"},{"indexed":true,"name":"to","type":"address"},{"indexed":false,"name":"value","type":"uint256"},{"indexed":false,"name":"data","type":"bytes"}],"name":"Transfer","type":"event"},{"anonymous":false,"inputs":[{"indexed":true,"name":"owner","type":"address"},{"indexed":true,"name":"spender","type":"address"},{"indexed":false,"name":"value","type":"uint256"}],"name":"Approval","type":"event"}]
Contract Creation Code
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Deployed Bytecode
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Swarm Source
bzzr://c5f438ff94e5ddaf2058efa0019e246c636c37a622e04bb67827c7374acad8d6
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