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ERC-20
Oracle
Overview
Max Total Supply
1,000,000,000 LINK
Holders
727,114 ( 0.027%)
Market
Price
$23.94 @ 0.007232 ETH (-4.61%)
Onchain Market Cap
$23,940,000,000.00
Circulating Supply Market Cap
$15,121,568,769.00
Other Info
Token Contract (WITH 18 Decimals)
Balance
450.020702917424221415 LINKValue
$10,773.50 ( ~3.2543 Eth) [0.0000%]Loading...
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# | Exchange | Pair | Price | 24H Volume | % Volume |
---|---|---|---|---|---|
1 | Binance | LINK-USDT | $24.12 0.0072943 Eth | $173,163,936.00 7,154,285.830 LINK | 22.3394% |
2 | Coinbase Exchange | LINK-USD | $24.15 0.0073065 Eth | $85,607,948.00 3,544,842.560 LINK | 11.0688% |
3 | Bybit | LINK-USDT | $24.14 0.0072994 Eth | $46,070,968.00 1,905,638.772 LINK | 5.9504% |
4 | P2B | LINK-USDT | $24.14 0.0073006 Eth | $34,788,295.00 1,440,822.540 LINK | 4.4990% |
5 | Slex | LINK-USDT | $24.13 0.0072966 Eth | $24,564,969.00 1,016,580.540 LINK | 3.1743% |
6 | OKX | LINK-USDT | $24.11 0.0072900 Eth | $21,864,030.00 902,089.033 LINK | 2.8168% |
7 | DigiFinex | LINK-USDT | $24.13 0.0072950 Eth | $21,593,199.00 894,978.650 LINK | 2.7946% |
8 | Gate.io | LINK-USDT | $24.14 0.0072988 Eth | $17,929,333.00 741,626.440 LINK | 2.3157% |
9 | Uniswap V3 (Ethereum) | 0X514910771AF9CA656AF840DFF83E8264ECF986CA-0XC02AAA39B223FE8D0A0E5C4F27EAD9083C756CC2 | $23.89 0.0072213 Eth | $17,916,801.00 749,673.946 0X514910771AF9CA656AF840DFF83E8264ECF986CA | 2.3409% |
10 | HTX | LINK-USDT | $24.14 0.0073004 Eth | $17,637,468.00 729,970.182 LINK | 2.2793% |
11 | XT.COM | LINK-USDT | $23.90 0.0072743 Eth | $17,122,218.00 707,073.950 LINK | 2.2079% |
12 | Azbit | LINK-USDT | $24.08 0.0072798 Eth | $17,083,669.00 705,725.711 LINK | 2.2036% |
13 | Binance | LINK-FDUSD | $23.97 0.0072781 Eth | $15,921,216.00 659,315.980 LINK | 2.0587% |
14 | MEXC | LINK-USDT | $24.14 0.0072996 Eth | $14,919,605.00 618,171.270 LINK | 1.9303% |
15 | Coinstore | LINK-USDT | $24.11 0.0072867 Eth | $14,841,422.00 613,538.780 LINK | 1.9158% |
16 | Bitunix | LINK-USDT | $24.08 0.0072780 Eth | $12,903,628.00 535,848.220 LINK | 1.6732% |
17 | CoinW | LINK-USDT | $24.12 0.0072962 Eth | $11,449,066.00 474,671.630 LINK | 1.4822% |
18 | Kraken | LINK-USD | $24.14 0.0072977 Eth | $10,362,816.00 429,354.210 LINK | 1.3407% |
19 | BYDFi | LINK-USDT | $23.99 0.0072860 Eth | $9,498,111.00 395,851.490 LINK | 1.2361% |
20 | KuCoin | LINK-USDT | $24.14 0.0073004 Eth | $8,825,737.00 365,546.545 LINK | 1.1414% |
21 | BTSE | LINK-USDT | $23.97 0.0072811 Eth | $8,577,508.00 357,776.249 LINK | 1.1172% |
22 | LATOKEN | LINK-USDT | $24.09 0.0072824 Eth | $8,573,631.00 355,845.459 LINK | 1.1111% |
23 | LBank | LINK-USDT | $24.09 0.0072794 Eth | $8,492,852.00 352,507.440 LINK | 1.1007% |
24 | Binance | LINK-USDC | $24.12 0.0072930 Eth | $7,988,910.00 331,390.190 LINK | 1.0348% |
25 | QMall | LINK-USDT | $24.08 0.0072790 Eth | $7,027,149.00 290,362.202 LINK | 0.9067% |
26 | Hotcoin | LINK-USDT | $24.09 0.0072828 Eth | $6,420,101.00 266,470.820 LINK | 0.8321% |
27 | Coinbase Exchange | LINK-EUR | $24.07 0.0072767 Eth | $6,015,387.00 249,882.350 LINK | 0.7803% |
28 | Coinbase Exchange | LINK-USDT | $24.12 0.0072943 Eth | $5,824,884.00 241,448.378 LINK | 0.7539% |
29 | Dex-Trade | LINK-USDT | $24.08 0.0072776 Eth | $5,483,371.00 227,733.570 LINK | 0.7111% |
30 | FMCPAY | LINK-USDT | $24.07 0.0072758 Eth | $4,387,871.00 181,238.582 LINK | 0.5659% |
31 | Uniswap V3 (Arbitrum One) | 0XF97F4DF75117A78C1A5A0DBB814AF92458539FB4-0X82AF49447D8A07E3BD95BD0D56F35241523FBAB1 | $24.08 0.0072802 Eth | $4,132,600.00 171,351.265 0XF97F4DF75117A78C1A5A0DBB814AF92458539FB4 | 0.5350% |
32 | Bitvavo | LINK-EUR | $24.01 0.0072632 Eth | $4,086,142.00 170,168.818 LINK | 0.5314% |
33 | CoinEx | LINK-USDT | $24.03 0.0072592 Eth | $3,796,714.00 157,714.462 LINK | 0.4925% |
34 | PointPay | LINK-USDT | $24.14 0.0073006 Eth | $2,718,096.00 112,305.938 LINK | 0.3507% |
35 | Biconomy.com | LINK-USDT | $24.14 0.0073000 Eth | $2,701,518.00 111,594.380 LINK | 0.3485% |
36 | Uniswap V3 (Polygon) | 0X53E0BCA35EC356BD5DDDFEBBD1FC0FD03FABAD39-0X0D500B1D8E8EF31E21C99D1DB9A6444D3ADF1270 | $24.07 0.0072759 Eth | $2,056,067.00 84,859.382 0X53E0BCA35EC356BD5DDDFEBBD1FC0FD03FABAD39 | 0.2650% |
37 | Phemex | LINK-USDT | $23.93 0.0072772 Eth | $1,946,482.00 81,357.030 LINK | 0.2540% |
38 | Coinbase Exchange | LINK-GBP | $24.09 0.0072830 Eth | $1,911,397.00 79,332.070 LINK | 0.2477% |
39 | FMCPAY | LINK-ETH | $24.07 0.0072766 Eth | $1,851,992.00 76,803.840 LINK | 0.2398% |
40 | ProBit Global | LINK-USDT | $24.12 0.0072988 Eth | $1,800,980.00 74,653.677 LINK | 0.2331% |
41 | FMCPAY | LINK-BTC | $24.09 0.0072812 Eth | $1,786,112.00 73,302.000 LINK | 0.2289% |
42 | Kraken | LINK-EUR | $24.10 0.0072880 Eth | $1,656,490.00 68,722.780 LINK | 0.2146% |
43 | EXMO | LINK-USDT | $24.16 0.0073046 Eth | $1,630,789.00 67,505.022 LINK | 0.2108% |
44 | BitStorage | LINK-USDT | $24.10 0.0072855 Eth | $1,357,355.00 56,332.530 LINK | 0.1759% |
45 | Bitbank | LINK-JPY | $24.20 0.0073179 Eth | $1,355,260.00 56,012.498 LINK | 0.1749% |
46 | Kraken | LINK-USDT | $24.11 0.0072913 Eth | $1,234,568.00 51,195.432 LINK | 0.1599% |
47 | Uniswap V3 (Arbitrum One) | 0XF97F4DF75117A78C1A5A0DBB814AF92458539FB4-0XFD086BC7CD5C481DCC9C85EBE478A1C0B69FCBB9 | $24.08 0.0072802 Eth | $1,187,886.00 49,152.412 0XF97F4DF75117A78C1A5A0DBB814AF92458539FB4 | 0.1535% |
48 | Uniswap V3 (Polygon) | 0X53E0BCA35EC356BD5DDDFEBBD1FC0FD03FABAD39-0X7CEB23FD6BC0ADD59E62AC25578270CFF1B9F619 | $24.11 0.0072865 Eth | $1,176,533.00 48,720.040 0X53E0BCA35EC356BD5DDDFEBBD1FC0FD03FABAD39 | 0.1521% |
49 | PancakeSwap V3 (BSC) | 0XF8A0BF9CF54BB92F17374D9E9A321E6A111A51BD-0XBB4CDB9CBD36B01BD1CBAEBF2DE08D9173BC095C | $23.92 0.0072363 Eth | $1,150,353.00 47,575.850 0XF8A0BF9CF54BB92F17374D9E9A321E6A111A51BD | 0.1486% |
50 | Binance | LINK-TRY | $24.18 0.0073418 Eth | $1,114,910.00 45,839.920 LINK | 0.1431% |
51 | Coinbase Exchange | LINK-ETH | $24.09 0.0072814 Eth | $1,103,099.00 45,796.730 LINK | 0.1430% |
52 | Uniswap V3 (Ethereum) | 0X1F9840A85D5AF5BF1D1762F925BDADDC4201F984-0X514910771AF9CA656AF840DFF83E8264ECF986CA | $24.14 0.0072962 Eth | $1,073,519.00 75,336.003 0X1F9840A85D5AF5BF1D1762F925BDADDC4201F984 | 0.2352% |
53 | Quickswap (v3) | 0X3C499C542CEF5E3811E1192CE70D8CC03D5C3359-0X53E0BCA35EC356BD5DDDFEBBD1FC0FD03FABAD39 | $24.13 0.0072931 Eth | $1,043,489.00 1,043,616.524 0X3C499C542CEF5E3811E1192CE70D8CC03D5C3359 | 3.2587% |
54 | EarnBIT | LINK-USDT | $24.06 0.0072781 Eth | $1,020,849.00 42,160.138 LINK | 0.1316% |
55 | Binance | LINK-EUR | $23.98 0.0072487 Eth | $995,942.00 41,403.980 LINK | 0.1293% |
56 | Gemini | LINK-USD | $24.11 0.0072889 Eth | $986,912.00 40,939.195 LINK | 0.1278% |
57 | tanX | LINK-USDC | $24.12 0.0072967 Eth | $959,431.00 39,539.170 LINK | 0.1235% |
58 | Nonkyc.io | LINK-USDT | $24.05 0.0072686 Eth | $950,726.00 39,506.422 LINK | 0.1234% |
59 | itBit | LINK-USD | $24.07 0.0072758 Eth | $907,595.00 37,706.467 LINK | 0.1177% |
60 | Curve (Ethereum) | 0XB8B295DF2CD735B15BE5EB419517AA626FC43CD5-0X514910771AF9CA656AF840DFF83E8264ECF986CA | $23.75 0.0072192 Eth | $903,738.00 38,325.577 0XB8B295DF2CD735B15BE5EB419517AA626FC43CD5 | 0.1197% |
61 | Bybit | LINK-USDC | $24.15 0.0073013 Eth | $893,523.00 36,962.999 LINK | 0.1154% |
62 | BigONE | LINK-USDT | $24.20 0.0073161 Eth | $891,590.00 36,848.830 LINK | 0.1151% |
63 | Trubit | LINK-USDT | $24.05 0.0072819 Eth | $853,358.00 35,371.050 LINK | 0.1104% |
64 | LATOKEN | LINK-BTC | $24.09 0.0072817 Eth | $807,615.00 33,527.650 LINK | 0.1047% |
65 | Uniswap V3 (Polygon) | 0X3C499C542CEF5E3811E1192CE70D8CC03D5C3359-0X53E0BCA35EC356BD5DDDFEBBD1FC0FD03FABAD39 | $23.96 0.0072439 Eth | $681,291.00 687,848.583 0X3C499C542CEF5E3811E1192CE70D8CC03D5C3359 | 2.1478% |
66 | QMall | LINK-USDC | $24.06 0.0072785 Eth | $661,839.00 27,449.938 LINK | 0.0857% |
67 | Quickswap (v3) | 0X53E0BCA35EC356BD5DDDFEBBD1FC0FD03FABAD39-0X7CEB23FD6BC0ADD59E62AC25578270CFF1B9F619 | $24.06 0.0072733 Eth | $598,850.00 24,876.755 0X53E0BCA35EC356BD5DDDFEBBD1FC0FD03FABAD39 | 0.0777% |
68 | GMO Japan | LINK-JPY | $24.16 0.0073053 Eth | $597,081.00 24,712.600 LINK | 0.0772% |
69 | ProBit Global | LINK-BTC | $24.07 0.0072742 Eth | $582,263.00 24,189.000 LINK | 0.0755% |
70 | Kraken | LINK-ETH | $24.11 0.0072890 Eth | $556,260.00 23,074.423 LINK | 0.0721% |
71 | Bitbegin | LINK-USDT | $24.10 0.0072905 Eth | $465,786.00 19,281.483 LINK | 0.0602% |
72 | Coinbase Exchange | LINK-BTC | $24.09 0.0072821 Eth | $448,137.00 18,605.080 LINK | 0.0581% |
73 | Slex | LINK-BTC | $24.05 0.0072882 Eth | $429,278.00 17,569.700 LINK | 0.0549% |
74 | OKX | LINK-USDC | $24.14 0.0073005 Eth | $418,200.00 17,320.844 LINK | 0.0541% |
75 | Camelot V3 | 0XF97F4DF75117A78C1A5A0DBB814AF92458539FB4-0X82AF49447D8A07E3BD95BD0D56F35241523FBAB1 | $24.13 0.0072945 Eth | $383,063.00 15,863.055 0XF97F4DF75117A78C1A5A0DBB814AF92458539FB4 | 0.0495% |
76 | DeGate | 0X514910771AF9CA656AF840DFF83E8264ECF986CA-0XA0B86991C6218B36C1D19D4A2E9EB0CE3606EB48 | $24.10 0.0072836 Eth | $370,888.00 15,306.352 0X514910771AF9CA656AF840DFF83E8264ECF986CA | 0.0478% |
77 | Bitkub | LINK-THB | $24.19 0.0073188 Eth | $352,757.00 14,582.285 LINK | 0.0455% |
78 | BitDelta | LINK-USDT | $24.07 0.0072760 Eth | $334,882.00 13,845.000 LINK | 0.0432% |
79 | bitcastle | LINK-USDT | $23.97 0.0072518 Eth | $325,596.00 13,455.790 LINK | 0.0420% |
80 | Bitso | LINK-USD | $23.82 0.0072346 Eth | $325,434.00 13,660.317 LINK | 0.0427% |
81 | Slex | LINK-ETH | $24.09 0.0072826 Eth | $316,075.00 13,091.940 LINK | 0.0409% |
82 | Uniswap V3 (Polygon) | 0X53E0BCA35EC356BD5DDDFEBBD1FC0FD03FABAD39-0X7CEB23FD6BC0ADD59E62AC25578270CFF1B9F619 | $24.08 0.0072785 Eth | $310,717.00 12,865.995 0X53E0BCA35EC356BD5DDDFEBBD1FC0FD03FABAD39 | 0.0402% |
83 | PointPay | LINK-BTC | $23.99 0.0072615 Eth | $303,633.00 12,441.290 LINK | 0.0388% |
84 | BitMart | LINK-BTC | $24.07 0.0072804 Eth | $287,587.00 11,947.180 LINK | 0.0373% |
85 | BitStorage | LINK-ETH | $24.13 0.0072950 Eth | $273,544.00 11,337.660 LINK | 0.0354% |
86 | Uniswap V3 (Ethereum) | 0X514910771AF9CA656AF840DFF83E8264ECF986CA-0XA0B86991C6218B36C1D19D4A2E9EB0CE3606EB48 | $24.00 0.0072554 Eth | $220,389.00 9,059.967 0X514910771AF9CA656AF840DFF83E8264ECF986CA | 0.0283% |
87 | Uniswap V2 (Ethereum) | 0X514910771AF9CA656AF840DFF83E8264ECF986CA-0XC02AAA39B223FE8D0A0E5C4F27EAD9083C756CC2 | $24.00 0.0072617 Eth | $219,324.00 9,095.190 0X514910771AF9CA656AF840DFF83E8264ECF986CA | 0.0284% |
88 | Uniswap V3 (Polygon) | 0X53E0BCA35EC356BD5DDDFEBBD1FC0FD03FABAD39-0X2791BCA1F2DE4661ED88A30C99A7A9449AA84174 | $24.11 0.0072873 Eth | $207,938.00 8,600.165 0X53E0BCA35EC356BD5DDDFEBBD1FC0FD03FABAD39 | 0.0269% |
89 | Uniswap V3 (Optimism) | 0X350A791BFC2C21F9ED5D10980DAD2E2638FFA7F6-0X4200000000000000000000000000000000000006 | $23.78 0.0072349 Eth | $207,260.00 8,657.905 0X350A791BFC2C21F9ED5D10980DAD2E2638FFA7F6 | 0.0270% |
90 | BYDFi | LINK-USDC | $24.03 0.0072975 Eth | $192,092.00 7,994.580 LINK | 0.0250% |
91 | Uniswap V3 (Arbitrum One) | 0XF97F4DF75117A78C1A5A0DBB814AF92458539FB4-0X2F2A2543B76A4166549F7AAB2E75BEF0AEFC5B0F | $24.02 0.0072604 Eth | $186,080.00 7,641.948 0XF97F4DF75117A78C1A5A0DBB814AF92458539FB4 | 0.0239% |
92 | Kraken | LINK-GBP | $24.09 0.0072823 Eth | $183,651.00 7,625.077 LINK | 0.0238% |
93 | KuCoin | LINK-USDC | $24.15 0.0073010 Eth | $183,159.00 7,585.465 LINK | 0.0237% |
94 | Binance US | LINK-USDT | $24.07 0.0072746 Eth | $181,890.00 7,557.319 LINK | 0.0236% |
95 | Binance | LINK-BNB | $24.12 0.0072935 Eth | $180,435.00 7,391.230 LINK | 0.0231% |
96 | Uniswap V3 (Arbitrum One) | 0XAF88D065E77C8CC2239327C5EDB3A432268E5831-0XF97F4DF75117A78C1A5A0DBB814AF92458539FB4 | $24.08 0.0072802 Eth | $179,726.00 180,306.899 0XAF88D065E77C8CC2239327C5EDB3A432268E5831 | 0.5630% |
97 | Mercado Bitcoin | LINK-BRL | $24.10 0.0072859 Eth | $135,959.00 5,642.408 LINK | 0.0176% |
98 | KuCoin | LINK-BTC | $24.15 0.0073028 Eth | $132,088.00 5,469.100 LINK | 0.0171% |
99 | BitMart | LINK-ETH | $24.06 0.0072759 Eth | $107,582.00 4,472.040 LINK | 0.0140% |
100 | Coins.ph | LINK-PHP | $24.16 0.0073035 Eth | $78,025.00 3,219.246 LINK | 0.0101% |
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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