ERC-20
Oracle
Overview
Max Total Supply
1,000,000,000 LINK
Holders
727,741 ( 0.050%)
Market
Price
$22.63 @ 0.006827 ETH (-7.80%)
Onchain Market Cap
$22,630,000,000.00
Circulating Supply Market Cap
$14,271,182,090.00
Other Info
Token Contract (WITH 18 Decimals)
Balance
1,000.3437548 LINKValue
$22,637.78 ( ~6.8292 Eth) [0.0001%]Loading...
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# | Exchange | Pair | Price | 24H Volume | % Volume |
---|---|---|---|---|---|
1 | Binance | LINK-USDT | $22.64 0.0068259 Eth | $100,221,305.00 4,291,710.210 LINK | 23.1562% |
2 | Coinbase Exchange | LINK-USD | $22.65 0.0068283 Eth | $37,774,906.00 1,667,619.040 LINK | 8.9977% |
3 | Bybit | LINK-USDT | $22.63 0.0068232 Eth | $27,897,534.00 1,188,622.552 LINK | 6.4133% |
4 | Slex | LINK-USDT | $22.62 0.0068179 Eth | $23,628,863.00 1,009,830.860 LINK | 5.4486% |
5 | P2B | LINK-USDT | $22.62 0.0068191 Eth | $19,989,587.00 883,543.580 LINK | 4.7672% |
6 | OKX | LINK-USDT | $22.63 0.0068203 Eth | $17,493,823.00 748,648.659 LINK | 4.0394% |
7 | DigiFinex | LINK-USDT | $22.65 0.0068283 Eth | $12,776,698.00 564,089.510 LINK | 3.0436% |
8 | HTX | LINK-USDT | $22.66 0.0068291 Eth | $11,266,667.00 482,233.425 LINK | 2.6019% |
9 | FameEX | LINK-USDT | $22.62 0.0068188 Eth | $9,997,375.00 428,177.273 LINK | 2.3103% |
10 | Azbit | LINK-USDT | $22.63 0.0068222 Eth | $9,971,847.00 427,129.552 LINK | 2.3046% |
11 | XT.COM | LINK-USDT | $22.62 0.0068157 Eth | $9,945,740.00 425,840.480 LINK | 2.2976% |
12 | Coinstore | LINK-USDT | $22.65 0.0068254 Eth | $8,750,857.00 374,814.010 LINK | 2.0223% |
13 | BTSE | LINK-USDT | $22.66 0.0068327 Eth | $8,041,258.00 354,922.516 LINK | 1.9150% |
14 | Bitunix | LINK-USDT | $22.63 0.0068172 Eth | $7,919,597.00 350,084.600 LINK | 1.8889% |
15 | Binance | LINK-FDUSD | $22.64 0.0068243 Eth | $7,635,153.00 326,023.520 LINK | 1.7591% |
16 | Kraken | LINK-USD | $22.65 0.0068265 Eth | $6,948,430.00 306,721.826 LINK | 1.6549% |
17 | Biconomy.com | LINK-USDT | $22.63 0.0068195 Eth | $6,826,075.00 291,747.754 LINK | 1.5741% |
18 | BYDFi | LINK-USDT | $22.65 0.0068212 Eth | $6,134,114.00 270,801.070 LINK | 1.4611% |
19 | KuCoin | LINK-USDT | $22.66 0.0068315 Eth | $5,353,543.00 236,230.235 LINK | 1.2746% |
20 | Hotcoin | LINK-USDT | $22.65 0.0068299 Eth | $5,110,465.00 225,586.290 LINK | 1.2172% |
21 | LATOKEN | LINK-USDT | $22.64 0.0068255 Eth | $4,881,366.00 215,583.699 LINK | 1.1632% |
22 | LBank | LINK-USDT | $22.64 0.0068259 Eth | $4,550,731.00 200,986.830 LINK | 1.0844% |
23 | QMall | LINK-USDT | $22.64 0.0068274 Eth | $4,138,505.00 177,310.983 LINK | 0.9567% |
24 | Uniswap V3 (Ethereum) | 0X514910771AF9CA656AF840DFF83E8264ECF986CA-0XC02AAA39B223FE8D0A0E5C4F27EAD9083C756CC2 | $22.74 0.0068559 Eth | $3,979,044.00 172,218.360 0X514910771AF9CA656AF840DFF83E8264ECF986CA | 0.9292% |
25 | Dex-Trade | LINK-USDT | $22.67 0.0068199 Eth | $3,171,209.00 139,885.850 LINK | 0.7548% |
26 | Coinbase Exchange | LINK-GBP | $22.66 0.0068296 Eth | $2,666,026.00 117,637.920 LINK | 0.6347% |
27 | ProBit Global | LINK-USDT | $22.66 0.0068269 Eth | $2,478,440.00 109,378.947 LINK | 0.5902% |
28 | Bitvavo | LINK-EUR | $22.65 0.0068282 Eth | $2,440,917.00 107,745.987 LINK | 0.5813% |
29 | Dcoin | LINK-USDT | $22.58 0.0068095 Eth | $2,383,129.00 105,532.000 LINK | 0.5694% |
30 | CoinEx | LINK-USDT | $22.62 0.0068165 Eth | $2,200,612.00 94,583.625 LINK | 0.5103% |
31 | PointPay | LINK-USDT | $22.62 0.0068223 Eth | $1,665,543.00 71,349.557 LINK | 0.3850% |
32 | Bitbank | LINK-JPY | $22.73 0.0068499 Eth | $1,489,909.00 65,544.005 LINK | 0.3536% |
33 | FMCPAY | LINK-ETH | $22.62 0.0068179 Eth | $1,488,111.00 65,211.680 LINK | 0.3519% |
34 | FMCPAY | LINK-BTC | $22.61 0.0068124 Eth | $1,437,149.00 62,401.800 LINK | 0.3367% |
35 | EXMO | LINK-USDT | $22.67 0.0068336 Eth | $1,391,364.00 61,380.917 LINK | 0.3312% |
36 | Bitstamp | LINK-USD | $22.64 0.0068224 Eth | $1,370,642.00 60,540.717 LINK | 0.3267% |
37 | WhiteBIT | LINK-BTC | $22.64 0.0068289 Eth | $1,249,769.00 55,192.700 LINK | 0.2978% |
38 | WhiteBIT | LINK-TRY | $22.72 0.0068532 Eth | $1,207,417.00 53,133.620 LINK | 0.2867% |
39 | Coinbase Exchange | LINK-EUR | $22.68 0.0068339 Eth | $1,171,318.00 51,651.570 LINK | 0.2787% |
40 | Phemex | LINK-USDT | $22.65 0.0068286 Eth | $1,153,914.00 50,940.860 LINK | 0.2749% |
41 | Bitstamp | LINK-EUR | $22.68 0.0068351 Eth | $1,079,598.00 47,596.813 LINK | 0.2568% |
42 | tanX | LINK-USDC | $22.64 0.0068239 Eth | $1,028,558.00 43,743.470 LINK | 0.2360% |
43 | Uniswap V3 (Arbitrum One) | 0XF97F4DF75117A78C1A5A0DBB814AF92458539FB4-0X82AF49447D8A07E3BD95BD0D56F35241523FBAB1 | $22.67 0.0068360 Eth | $978,031.00 42,572.532 0XF97F4DF75117A78C1A5A0DBB814AF92458539FB4 | 0.2297% |
44 | Trubit | LINK-USDT | $22.62 0.0068208 Eth | $949,899.00 40,616.460 LINK | 0.2191% |
45 | Bybit | LINK-USDC | $22.65 0.0068275 Eth | $901,167.00 38,710.925 LINK | 0.2089% |
46 | EarnBIT | LINK-USDT | $22.65 0.0068288 Eth | $848,099.00 36,315.798 LINK | 0.1959% |
47 | BigONE | LINK-USDT | $22.58 0.0068084 Eth | $836,414.00 37,034.170 LINK | 0.1998% |
48 | itBit | LINK-USD | $22.68 0.0068377 Eth | $832,632.00 36,712.157 LINK | 0.1981% |
49 | ProBit Global | LINK-BTC | $22.66 0.0068254 Eth | $681,327.00 30,073.419 LINK | 0.1623% |
50 | Binance | LINK-TRY | $22.78 0.0068662 Eth | $572,972.00 24,443.090 LINK | 0.1319% |
51 | PancakeSwap V3 (BSC) | 0XF8A0BF9CF54BB92F17374D9E9A321E6A111A51BD-0XBB4CDB9CBD36B01BD1CBAEBF2DE08D9173BC095C | $22.70 0.0068446 Eth | $542,207.00 23,469.479 0XF8A0BF9CF54BB92F17374D9E9A321E6A111A51BD | 0.1266% |
52 | Uniswap V3 (Polygon) | 0X53E0BCA35EC356BD5DDDFEBBD1FC0FD03FABAD39-0X0D500B1D8E8EF31E21C99D1DB9A6444D3ADF1270 | $22.64 0.0068217 Eth | $501,853.00 22,182.594 0X53E0BCA35EC356BD5DDDFEBBD1FC0FD03FABAD39 | 0.1197% |
53 | Koinpark | LINK-USDT | $22.65 0.0068299 Eth | $498,697.00 22,013.485 LINK | 0.1188% |
54 | Uniswap V3 (Polygon) | 0X53E0BCA35EC356BD5DDDFEBBD1FC0FD03FABAD39-0X7CEB23FD6BC0ADD59E62AC25578270CFF1B9F619 | $22.56 0.0067981 Eth | $476,812.00 20,884.199 0X53E0BCA35EC356BD5DDDFEBBD1FC0FD03FABAD39 | 0.1127% |
55 | Binance | LINK-EUR | $22.63 0.0068205 Eth | $467,065.00 20,038.920 LINK | 0.1081% |
56 | HashKey Exchange | LINK-USD | $22.68 0.0068288 Eth | $461,065.00 19,804.304 LINK | 0.1069% |
57 | Uniswap V3 (Arbitrum One) | 0XF97F4DF75117A78C1A5A0DBB814AF92458539FB4-0XFD086BC7CD5C481DCC9C85EBE478A1C0B69FCBB9 | $22.69 0.0068403 Eth | $444,491.00 18,903.200 0XF97F4DF75117A78C1A5A0DBB814AF92458539FB4 | 0.1020% |
58 | Coinbase Exchange | LINK-USDT | $22.57 0.0068073 Eth | $441,185.00 19,545.681 LINK | 0.1055% |
59 | Quickswap (v3) | 0X3C499C542CEF5E3811E1192CE70D8CC03D5C3359-0X53E0BCA35EC356BD5DDDFEBBD1FC0FD03FABAD39 | $22.58 0.0068058 Eth | $415,699.00 434,296.448 0X3C499C542CEF5E3811E1192CE70D8CC03D5C3359 | 2.3433% |
60 | Slex | LINK-ETH | $22.62 0.0068169 Eth | $415,493.00 18,195.770 LINK | 0.0982% |
61 | GMO Japan | LINK-JPY | $22.80 0.0068729 Eth | $369,739.00 16,218.000 LINK | 0.0875% |
62 | BitMart | LINK-BTC | $22.62 0.0068201 Eth | $360,153.00 15,920.000 LINK | 0.0859% |
63 | WhiteBIT | LINK-EUR | $22.67 0.0068343 Eth | $345,129.00 15,223.600 LINK | 0.0821% |
64 | Uniswap V3 (Polygon) | 0X3C499C542CEF5E3811E1192CE70D8CC03D5C3359-0X53E0BCA35EC356BD5DDDFEBBD1FC0FD03FABAD39 | $22.56 0.0067981 Eth | $286,935.00 297,802.105 0X3C499C542CEF5E3811E1192CE70D8CC03D5C3359 | 1.6068% |
65 | OKX | LINK-USDC | $22.66 0.0068281 Eth | $282,101.00 12,053.326 LINK | 0.0650% |
66 | BitDelta | LINK-USDT | $22.58 0.0068091 Eth | $271,170.00 11,565.000 LINK | 0.0624% |
67 | Quickswap (v3) | 0X53E0BCA35EC356BD5DDDFEBBD1FC0FD03FABAD39-0X7CEB23FD6BC0ADD59E62AC25578270CFF1B9F619 | $22.58 0.0068075 Eth | $269,119.00 11,796.105 0X53E0BCA35EC356BD5DDDFEBBD1FC0FD03FABAD39 | 0.0636% |
68 | Coinbase Exchange | LINK-BTC | $22.65 0.0068295 Eth | $264,876.00 11,696.560 LINK | 0.0631% |
69 | LATOKEN | LINK-BTC | $22.64 0.0068209 Eth | $258,479.00 11,417.199 LINK | 0.0616% |
70 | Bitci TR | LINK-TRY | $22.65 0.0068293 Eth | $238,768.00 10,125.801 LINK | 0.0546% |
71 | Gemini | LINK-USD | $22.65 0.0068261 Eth | $227,446.00 10,040.693 LINK | 0.0542% |
72 | DeGate | 0X514910771AF9CA656AF840DFF83E8264ECF986CA-0XA0B86991C6218B36C1D19D4A2E9EB0CE3606EB48 | $22.64 0.0068183 Eth | $216,610.00 9,229.537 0X514910771AF9CA656AF840DFF83E8264ECF986CA | 0.0498% |
73 | Binance | LINK-BRL | $22.73 0.0068554 Eth | $216,182.00 9,145.040 LINK | 0.0493% |
74 | PointPay | LINK-BTC | $22.64 0.0068278 Eth | $201,810.00 8,778.740 LINK | 0.0474% |
75 | Uniswap V3 (Ethereum) | 0X1F9840A85D5AF5BF1D1762F925BDADDC4201F984-0X514910771AF9CA656AF840DFF83E8264ECF986CA | $22.71 0.0068473 Eth | $194,828.00 15,061.949 0X1F9840A85D5AF5BF1D1762F925BDADDC4201F984 | 0.0813% |
76 | Binance | LINK-BNB | $22.63 0.0068229 Eth | $184,094.00 7,964.651 LINK | 0.0430% |
77 | Hotcoin | LINK-BTC | $22.65 0.0068291 Eth | $180,086.00 7,950.230 LINK | 0.0429% |
78 | BitStorage | LINK-ETH | $22.56 0.0068019 Eth | $162,345.00 7,196.800 LINK | 0.0388% |
79 | BitMart | LINK-ETH | $22.61 0.0068148 Eth | $155,149.00 6,863.420 LINK | 0.0370% |
80 | BTCMarkets | LINK-AUD | $22.70 0.0068424 Eth | $142,239.00 6,267.242 LINK | 0.0338% |
81 | Binance US | LINK-USDT | $22.62 0.0068157 Eth | $139,033.00 6,145.923 LINK | 0.0332% |
82 | KuCoin | LINK-USDC | $22.68 0.0068355 Eth | $118,944.00 5,245.391 LINK | 0.0283% |
83 | Uniswap V3 (Polygon) | 0X53E0BCA35EC356BD5DDDFEBBD1FC0FD03FABAD39-0X7CEB23FD6BC0ADD59E62AC25578270CFF1B9F619 | $22.66 0.0068295 Eth | $116,027.00 5,077.962 0X53E0BCA35EC356BD5DDDFEBBD1FC0FD03FABAD39 | 0.0274% |
84 | Coinbase Exchange | LINK-ETH | $22.61 0.0068159 Eth | $114,990.00 5,085.670 LINK | 0.0274% |
85 | OKX | LINK-EUR | $22.82 0.0068771 Eth | $114,595.00 4,970.455 LINK | 0.0268% |
86 | Kanga | LINK-PLN | $22.83 0.0068798 Eth | $101,529.00 0.000 LINK | 0.0000% |
87 | Bitso | LINK-USD | $22.67 0.0068264 Eth | $96,863.00 4,273.061 LINK | 0.0231% |
88 | EXMO | LINK-BTC | $22.82 0.0068785 Eth | $81,269.00 3,561.858 LINK | 0.0192% |
89 | Uniswap V3 (Arbitrum One) | 0XAF88D065E77C8CC2239327C5EDB3A432268E5831-0XF97F4DF75117A78C1A5A0DBB814AF92458539FB4 | $22.67 0.0068360 Eth | $79,935.00 82,878.548 0XAF88D065E77C8CC2239327C5EDB3A432268E5831 | 0.4472% |
90 | Uniswap V3 (Polygon) | 0X53E0BCA35EC356BD5DDDFEBBD1FC0FD03FABAD39-0X2791BCA1F2DE4661ED88A30C99A7A9449AA84174 | $22.56 0.0067981 Eth | $75,091.00 3,207.430 0X53E0BCA35EC356BD5DDDFEBBD1FC0FD03FABAD39 | 0.0173% |
91 | Uniswap V3 (Polygon) | 0X53E0BCA35EC356BD5DDDFEBBD1FC0FD03FABAD39-0X0D500B1D8E8EF31E21C99D1DB9A6444D3ADF1270 | $22.57 0.0068020 Eth | $72,261.00 3,196.379 0X53E0BCA35EC356BD5DDDFEBBD1FC0FD03FABAD39 | 0.0172% |
92 | Uniswap V3 (Optimism) | 0X350A791BFC2C21F9ED5D10980DAD2E2638FFA7F6-0X4200000000000000000000000000000000000006 | $22.69 0.0068399 Eth | $67,075.00 2,926.105 0X350A791BFC2C21F9ED5D10980DAD2E2638FFA7F6 | 0.0158% |
93 | Hotcoin | LINK-ETH | $22.61 0.0068163 Eth | $62,285.00 2,754.130 LINK | 0.0149% |
94 | Foxbit | LINK-BRL | $22.69 0.0068383 Eth | $61,814.00 2,579.114 LINK | 0.0139% |
95 | Uniswap V3 (Ethereum) | 0X514910771AF9CA656AF840DFF83E8264ECF986CA-0XA0B86991C6218B36C1D19D4A2E9EB0CE3606EB48 | $22.71 0.0068473 Eth | $61,706.00 2,560.241 0X514910771AF9CA656AF840DFF83E8264ECF986CA | 0.0138% |
96 | KuCoin | LINK-BTC | $22.65 0.0068269 Eth | $57,363.00 2,532.915 LINK | 0.0137% |
97 | Uniswap V3 (Arbitrum One) | 0XF97F4DF75117A78C1A5A0DBB814AF92458539FB4-0X2F2A2543B76A4166549F7AAB2E75BEF0AEFC5B0F | $22.81 0.0068780 Eth | $43,478.00 1,873.810 0XF97F4DF75117A78C1A5A0DBB814AF92458539FB4 | 0.0101% |
98 | Mercado Bitcoin | LINK-BRL | $22.85 0.0068857 Eth | $39,656.00 1,735.480 LINK | 0.0094% |
99 | Solidly V3 (Ethereum) | 0X514910771AF9CA656AF840DFF83E8264ECF986CA-0XC02AAA39B223FE8D0A0E5C4F27EAD9083C756CC2 | $22.61 0.0068122 Eth | $24,682.00 1,072.166 0X514910771AF9CA656AF840DFF83E8264ECF986CA | 0.0058% |
100 | THENA FUSION | 0X52F24A5E03AEE338DA5FD9DF68D2B6FAE1178827-0XF8A0BF9CF54BB92F17374D9E9A321E6A111A51BD | $22.69 0.0068397 Eth | $19,297.35 26.357 0X52F24A5E03AEE338DA5FD9DF68D2B6FAE1178827 | 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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