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ERC-20
Oracle
Overview
Max Total Supply
1,000,000,000 LINK
Holders
726,075 ( -0.141%)
Market
Price
$23.13 @ 0.006929 ETH (+2.21%)
Onchain Market Cap
$23,130,000,000.00
Circulating Supply Market Cap
$14,581,967,969.00
Other Info
Token Contract (WITH 18 Decimals)
Balance
4,343.215410880259282318 LINKValue
$100,458.57 ( ~30.0961 Eth) [0.0004%]Loading...
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# | Exchange | Pair | Price | 24H Volume | % Volume |
---|---|---|---|---|---|
1 | Binance | LINK-USDT | $23.06 0.0069174 Eth | $136,119,504.00 6,080,802.020 LINK | 18.7315% |
2 | WhiteBIT | LINK-USDT | $23.27 0.0069573 Eth | $66,443,209.00 2,855,685.660 LINK | 8.7968% |
3 | Coinbase Exchange | LINK-USD | $23.04 0.0069061 Eth | $60,223,850.00 2,614,449.730 LINK | 8.0536% |
4 | Bitget | LINK-USDT | $23.03 0.0069018 Eth | $39,268,803.00 1,753,649.786 LINK | 5.4020% |
5 | MEXC | LINK-USDT | $23.13 0.0069388 Eth | $37,793,194.00 1,633,897.690 LINK | 5.0331% |
6 | Bybit | LINK-USDT | $23.03 0.0069020 Eth | $32,980,576.00 1,473,787.228 LINK | 4.5399% |
7 | OKX | LINK-USDT | $23.01 0.0068971 Eth | $24,748,746.00 1,103,562.421 LINK | 3.3995% |
8 | Slex | LINK-USDT | $23.03 0.0069013 Eth | $22,796,382.00 1,020,232.600 LINK | 3.1428% |
9 | Uniswap V3 (Ethereum) | 0X514910771AF9CA656AF840DFF83E8264ECF986CA-0XC02AAA39B223FE8D0A0E5C4F27EAD9083C756CC2 | $23.05 0.0069096 Eth | $21,173,885.00 938,730.791 0X514910771AF9CA656AF840DFF83E8264ECF986CA | 2.8917% |
10 | WEEX | LINK-USDT | $23.09 0.0069147 Eth | $19,387,264.00 867,564.450 LINK | 2.6725% |
11 | DigiFinex | LINK-USDT | $23.05 0.0069081 Eth | $18,387,614.00 797,623.760 LINK | 2.4570% |
12 | XT.COM | LINK-USDT | $23.02 0.0068997 Eth | $16,231,500.00 724,903.670 LINK | 2.2330% |
13 | BTSE | LINK-USDT | $23.01 0.0068947 Eth | $15,682,157.00 681,660.029 LINK | 2.0998% |
14 | FameEX | LINK-USDT | $23.09 0.0069286 Eth | $13,599,278.00 607,319.623 LINK | 1.8708% |
15 | Azbit | LINK-USDT | $23.05 0.0069072 Eth | $13,487,854.00 602,211.154 LINK | 1.8551% |
16 | HTX | LINK-USDT | $23.02 0.0068984 Eth | $12,663,349.00 567,341.733 LINK | 1.7477% |
17 | Coinstore | LINK-USDT | $22.98 0.0068869 Eth | $11,758,631.00 525,426.970 LINK | 1.6185% |
18 | Bitunix | LINK-USDT | $23.09 0.0069189 Eth | $11,743,340.00 508,516.900 LINK | 1.5665% |
19 | Binance | LINK-FDUSD | $23.14 0.0069434 Eth | $11,632,630.00 515,359.210 LINK | 1.5875% |
20 | BYDFi | LINK-USDT | $23.03 0.0069051 Eth | $7,939,273.00 344,733.710 LINK | 1.0619% |
21 | Kraken | LINK-USD | $23.05 0.0069069 Eth | $7,471,090.00 324,176.012 LINK | 0.9986% |
22 | Biconomy.com | LINK-USDT | $23.02 0.0068974 Eth | $7,338,672.00 327,725.290 LINK | 1.0095% |
23 | CoinW | LINK-USDT | $23.03 0.0069055 Eth | $7,054,855.00 306,314.150 LINK | 0.9436% |
24 | KuCoin | LINK-USDT | $23.03 0.0069030 Eth | $6,674,447.00 289,770.364 LINK | 0.8926% |
25 | LATOKEN | LINK-USDT | $23.11 0.0069201 Eth | $6,390,338.00 276,554.825 LINK | 0.8519% |
26 | QMall | LINK-USDT | $23.03 0.0069040 Eth | $5,647,877.00 252,232.906 LINK | 0.7770% |
27 | Hotcoin | LINK-USDT | $23.04 0.0069060 Eth | $5,581,663.00 242,282.810 LINK | 0.7463% |
28 | LBank | LINK-USDT | $23.01 0.0068958 Eth | $5,516,615.00 239,727.510 LINK | 0.7385% |
29 | Binance | LINK-USDC | $23.10 0.0069300 Eth | $5,453,150.00 244,447.760 LINK | 0.7530% |
30 | Dex-Trade | LINK-USDT | $23.07 0.0069249 Eth | $4,669,099.00 202,375.260 LINK | 0.6234% |
31 | Coinbase Exchange | LINK-EUR | $23.00 0.0068936 Eth | $4,169,201.00 181,252.870 LINK | 0.5583% |
32 | Bitvavo | LINK-EUR | $23.07 0.0069121 Eth | $3,616,308.00 156,784.394 LINK | 0.4830% |
33 | FMCPAY | LINK-USDT | $23.00 0.0068950 Eth | $3,353,750.00 150,072.686 LINK | 0.4623% |
34 | Dcoin | LINK-USDT | $23.06 0.0069141 Eth | $3,238,608.00 140,448.000 LINK | 0.4326% |
35 | CoinEx | LINK-USDT | $23.10 0.0069320 Eth | $2,507,023.00 111,998.817 LINK | 0.3450% |
36 | WhiteBIT | LINK-TRY | $23.10 0.0069260 Eth | $2,503,565.00 108,383.810 LINK | 0.3339% |
37 | ProBit Global | LINK-USDT | $23.07 0.0069117 Eth | $2,487,797.00 107,858.957 LINK | 0.3323% |
38 | WhiteBIT | LINK-BTC | $23.03 0.0069007 Eth | $2,242,076.00 97,368.480 LINK | 0.2999% |
39 | PointPay | LINK-USDT | $23.28 0.0069647 Eth | $2,218,298.00 99,083.199 LINK | 0.3052% |
40 | FMCPAY | LINK-ETH | $23.01 0.0068995 Eth | $1,666,414.00 74,005.600 LINK | 0.2280% |
41 | EXMO | LINK-USDT | $23.03 0.0069020 Eth | $1,613,351.00 70,053.766 LINK | 0.2158% |
42 | FMCPAY | LINK-BTC | $23.03 0.0069050 Eth | $1,465,910.00 65,272.800 LINK | 0.2011% |
43 | Phemex | LINK-USDT | $23.06 0.0069141 Eth | $1,453,205.00 63,018.080 LINK | 0.1941% |
44 | Bitbank | LINK-JPY | $23.34 0.0069943 Eth | $1,371,562.00 58,769.087 LINK | 0.1810% |
45 | Uniswap V3 (Polygon) | 0X53E0BCA35EC356BD5DDDFEBBD1FC0FD03FABAD39-0X7CEB23FD6BC0ADD59E62AC25578270CFF1B9F619 | $23.07 0.0069179 Eth | $1,349,752.00 59,851.929 0X53E0BCA35EC356BD5DDDFEBBD1FC0FD03FABAD39 | 0.1844% |
46 | Kraken | LINK-EUR | $23.04 0.0069041 Eth | $1,280,955.00 55,604.092 LINK | 0.1713% |
47 | EarnBIT | LINK-USDT | $23.09 0.0069185 Eth | $1,195,927.00 53,306.986 LINK | 0.1642% |
48 | tanX | LINK-USDC | $23.04 0.0069075 Eth | $1,156,688.00 51,695.270 LINK | 0.1592% |
49 | Nonkyc.io | LINK-USDT | $23.17 0.0069503 Eth | $1,148,314.00 51,853.408 LINK | 0.1597% |
50 | BitStorage | LINK-USDT | $23.13 0.0069385 Eth | $1,123,529.00 48,571.250 LINK | 0.1496% |
51 | Binance | LINK-TRY | $23.16 0.0069354 Eth | $1,099,445.00 48,713.980 LINK | 0.1501% |
52 | PancakeSwap V3 (BSC) | 0XF8A0BF9CF54BB92F17374D9E9A321E6A111A51BD-0XBB4CDB9CBD36B01BD1CBAEBF2DE08D9173BC095C | $23.05 0.0069086 Eth | $1,063,248.00 46,304.510 0XF8A0BF9CF54BB92F17374D9E9A321E6A111A51BD | 0.1426% |
53 | KuCoin | LINK-USDC | $23.02 0.0068977 Eth | $969,004.00 42,101.417 LINK | 0.1297% |
54 | Trubit | LINK-USDT | $23.01 0.0068963 Eth | $959,880.00 43,044.560 LINK | 0.1326% |
55 | BigONE | LINK-USDT | $23.09 0.0069186 Eth | $950,185.00 41,159.360 LINK | 0.1268% |
56 | Uniswap V3 (Ethereum) | 0X1F9840A85D5AF5BF1D1762F925BDADDC4201F984-0X514910771AF9CA656AF840DFF83E8264ECF986CA | $23.04 0.0069074 Eth | $930,898.00 64,831.765 0X1F9840A85D5AF5BF1D1762F925BDADDC4201F984 | 0.1997% |
57 | Binance | LINK-EUR | $23.12 0.0069245 Eth | $864,406.00 38,517.760 LINK | 0.1187% |
58 | Bybit | LINK-USDC | $23.04 0.0069035 Eth | $836,965.00 37,612.639 LINK | 0.1159% |
59 | WhiteBIT | LINK-EUR | $23.01 0.0068981 Eth | $819,890.00 35,634.440 LINK | 0.1098% |
60 | Camelot V3 | 0XF97F4DF75117A78C1A5A0DBB814AF92458539FB4-0X82AF49447D8A07E3BD95BD0D56F35241523FBAB1 | $22.98 0.0068875 Eth | $762,054.00 33,729.278 0XF97F4DF75117A78C1A5A0DBB814AF92458539FB4 | 0.1039% |
61 | Uniswap V3 (Polygon) | 0X53E0BCA35EC356BD5DDDFEBBD1FC0FD03FABAD39-0X0D500B1D8E8EF31E21C99D1DB9A6444D3ADF1270 | $23.10 0.0069257 Eth | $719,428.00 31,969.514 0X53E0BCA35EC356BD5DDDFEBBD1FC0FD03FABAD39 | 0.0985% |
62 | Koinpark | LINK-USDT | $23.03 0.0069027 Eth | $714,734.00 31,029.168 LINK | 0.0956% |
63 | Quickswap (v3) | 0X53E0BCA35EC356BD5DDDFEBBD1FC0FD03FABAD39-0X7CEB23FD6BC0ADD59E62AC25578270CFF1B9F619 | $23.09 0.0069228 Eth | $704,720.00 31,134.812 0X53E0BCA35EC356BD5DDDFEBBD1FC0FD03FABAD39 | 0.0959% |
64 | OKX | LINK-USDC | $23.01 0.0068968 Eth | $628,559.00 28,110.074 LINK | 0.0866% |
65 | ProBit Global | LINK-BTC | $23.02 0.0069030 Eth | $626,559.00 27,215.424 LINK | 0.0838% |
66 | Uniswap V3 (Polygon) | 0X3C499C542CEF5E3811E1192CE70D8CC03D5C3359-0X53E0BCA35EC356BD5DDDFEBBD1FC0FD03FABAD39 | $23.07 0.0069179 Eth | $622,649.00 602,216.374 0X3C499C542CEF5E3811E1192CE70D8CC03D5C3359 | 1.8551% |
67 | Uniswap V3 (Arbitrum One) | 0XF97F4DF75117A78C1A5A0DBB814AF92458539FB4-0XFD086BC7CD5C481DCC9C85EBE478A1C0B69FCBB9 | $22.99 0.0068927 Eth | $615,427.00 27,619.338 0XF97F4DF75117A78C1A5A0DBB814AF92458539FB4 | 0.0851% |
68 | GMO Japan | LINK-JPY | $23.15 0.0069416 Eth | $562,645.00 24,301.000 LINK | 0.0749% |
69 | Gemini | LINK-USD | $23.02 0.0068996 Eth | $552,960.00 24,015.955 LINK | 0.0740% |
70 | Coinbase Exchange | LINK-USDT | $23.16 0.0069414 Eth | $552,739.00 23,862.755 LINK | 0.0735% |
71 | WEEX | LINK-USDC | $23.11 0.0069216 Eth | $501,332.00 21,693.333 LINK | 0.0668% |
72 | BitMart | LINK-BTC | $23.05 0.0069111 Eth | $430,183.00 18,659.180 LINK | 0.0575% |
73 | BitDelta | LINK-USDT | $23.01 0.0068991 Eth | $424,287.00 19,005.000 LINK | 0.0585% |
74 | Coinbase Exchange | LINK-ETH | $23.21 0.0069579 Eth | $398,691.00 17,174.700 LINK | 0.0529% |
75 | HashKey Exchange | LINK-USD | $23.12 0.0069300 Eth | $394,844.00 17,688.884 LINK | 0.0545% |
76 | Slex | LINK-ETH | $23.03 0.0069039 Eth | $393,888.00 17,501.510 LINK | 0.0539% |
77 | Coinbase Exchange | LINK-GBP | $23.05 0.0069110 Eth | $327,758.00 14,220.110 LINK | 0.0438% |
78 | Coinbase Exchange | LINK-BTC | $23.04 0.0069087 Eth | $290,559.00 12,610.280 LINK | 0.0388% |
79 | DeGate | 0X514910771AF9CA656AF840DFF83E8264ECF986CA-0XA0B86991C6218B36C1D19D4A2E9EB0CE3606EB48 | $23.01 0.0068985 Eth | $280,900.00 12,596.834 0X514910771AF9CA656AF840DFF83E8264ECF986CA | 0.0388% |
80 | Uniswap V3 (Ethereum) | 0X7FC66500C84A76AD7E9C93437BFC5AC33E2DDAE9-0X514910771AF9CA656AF840DFF83E8264ECF986CA | $23.04 0.0069067 Eth | $256,935.00 785.513 0X7FC66500C84A76AD7E9C93437BFC5AC33E2DDAE9 | 0.0024% |
81 | LATOKEN | LINK-BTC | $23.06 0.0069092 Eth | $253,336.00 10,987.529 LINK | 0.0338% |
82 | Uniswap V3 (Ethereum) | 0X514910771AF9CA656AF840DFF83E8264ECF986CA-0XA0B86991C6218B36C1D19D4A2E9EB0CE3606EB48 | $23.04 0.0069074 Eth | $223,637.00 10,059.272 0X514910771AF9CA656AF840DFF83E8264ECF986CA | 0.0310% |
83 | Uniswap V3 (Polygon) | 0X53E0BCA35EC356BD5DDDFEBBD1FC0FD03FABAD39-0X7CEB23FD6BC0ADD59E62AC25578270CFF1B9F619 | $23.10 0.0069254 Eth | $220,376.00 9,796.614 0X53E0BCA35EC356BD5DDDFEBBD1FC0FD03FABAD39 | 0.0302% |
84 | Binance | LINK-BNB | $23.07 0.0069143 Eth | $216,378.00 9,435.394 LINK | 0.0291% |
85 | Bitci TR | LINK-TRY | $23.16 0.0069340 Eth | $215,110.00 9,542.130 LINK | 0.0294% |
86 | Hotcoin | LINK-BTC | $23.03 0.0069055 Eth | $210,778.00 9,151.220 LINK | 0.0282% |
87 | Uniswap V3 (BSC) | 0XF8A0BF9CF54BB92F17374D9E9A321E6A111A51BD-0X55D398326F99059FF775485246999027B3197955 | $23.04 0.0069065 Eth | $207,404.00 9,207.745 0XF8A0BF9CF54BB92F17374D9E9A321E6A111A51BD | 0.0284% |
88 | BitMart | LINK-ETH | $23.07 0.0069147 Eth | $206,205.00 8,939.500 LINK | 0.0275% |
89 | PointPay | LINK-BTC | $23.03 0.0069027 Eth | $200,703.00 8,890.779 LINK | 0.0274% |
90 | BitStorage | LINK-ETH | $23.03 0.0069040 Eth | $186,398.00 8,094.440 LINK | 0.0249% |
91 | Bitso | LINK-USD | $23.24 0.0069706 Eth | $183,118.00 7,879.241 LINK | 0.0243% |
92 | Uniswap V3 (Optimism) | 0X350A791BFC2C21F9ED5D10980DAD2E2638FFA7F6-0X4200000000000000000000000000000000000006 | $23.04 0.0069084 Eth | $182,326.00 8,075.914 0X350A791BFC2C21F9ED5D10980DAD2E2638FFA7F6 | 0.0249% |
93 | Uniswap V3 (Polygon) | 0X53E0BCA35EC356BD5DDDFEBBD1FC0FD03FABAD39-0X2791BCA1F2DE4661ED88A30C99A7A9449AA84174 | $23.01 0.0068989 Eth | $169,731.00 7,618.337 0X53E0BCA35EC356BD5DDDFEBBD1FC0FD03FABAD39 | 0.0235% |
94 | Uniswap V3 (Arbitrum One) | 0XAF88D065E77C8CC2239327C5EDB3A432268E5831-0XF97F4DF75117A78C1A5A0DBB814AF92458539FB4 | $22.96 0.0068851 Eth | $162,182.00 157,916.958 0XAF88D065E77C8CC2239327C5EDB3A432268E5831 | 0.4865% |
95 | Uniswap V3 (Polygon) | 0X53E0BCA35EC356BD5DDDFEBBD1FC0FD03FABAD39-0X0D500B1D8E8EF31E21C99D1DB9A6444D3ADF1270 | $23.23 0.0069649 Eth | $155,427.00 6,925.192 0X53E0BCA35EC356BD5DDDFEBBD1FC0FD03FABAD39 | 0.0213% |
96 | Binance US | LINK-USDT | $23.09 0.0069142 Eth | $125,596.00 5,439.509 LINK | 0.0168% |
97 | KuCoin | LINK-BTC | $23.04 0.0069052 Eth | $91,896.00 3,988.367 LINK | 0.0123% |
98 | Kraken | LINK-GBP | $23.14 0.0069351 Eth | $86,739.00 3,748.362 LINK | 0.0115% |
99 | Solidly V3 (Ethereum) | 0X514910771AF9CA656AF840DFF83E8264ECF986CA-0XC02AAA39B223FE8D0A0E5C4F27EAD9083C756CC2 | $23.09 0.0069224 Eth | $82,106.00 3,632.552 0X514910771AF9CA656AF840DFF83E8264ECF986CA | 0.0112% |
100 | Ace | LINK-USDT | $23.11 0.0069246 Eth | $5,400.34 241.150 LINK | 0.0007% |
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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