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ERC-20
Oracle
Overview
Max Total Supply
1,000,000,000 LINK
Holders
726,868 ( 0.032%)
Market
Price
$25.04 @ 0.007207 ETH (+8.78%)
Onchain Market Cap
$25,040,000,000.00
Circulating Supply Market Cap
$15,820,830,859.00
Other Info
Token Contract (WITH 18 Decimals)
Balance
1,007.52118261 LINKValue
$25,228.33 ( ~7.2608 Eth) [0.0001%]Loading...
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# | Exchange | Pair | Price | 24H Volume | % Volume |
---|---|---|---|---|---|
1 | Coinbase Exchange | LINK-USD | $24.98 0.0071976 Eth | $73,527,131.00 2,942,968.740 LINK | 13.2164% |
2 | Upbit | LINK-KRW | $25.15 0.0072369 Eth | $47,905,016.00 1,904,463.856 LINK | 8.5527% |
3 | Bybit | LINK-USDT | $25.01 0.0071944 Eth | $38,401,301.00 1,581,445.981 LINK | 7.1020% |
4 | Slex | LINK-USDT | $25.01 0.0072039 Eth | $24,486,267.00 1,015,044.260 LINK | 4.5584% |
5 | Uniswap V3 (Ethereum) | 0X514910771AF9CA656AF840DFF83E8264ECF986CA-0XC02AAA39B223FE8D0A0E5C4F27EAD9083C756CC2 | $25.02 0.0072079 Eth | $19,968,222.00 809,710.211 0X514910771AF9CA656AF840DFF83E8264ECF986CA | 3.6363% |
6 | OKX | LINK-USDT | $25.01 0.0071945 Eth | $18,030,189.00 745,914.913 LINK | 3.3498% |
7 | DigiFinex | LINK-USDT | $25.01 0.0071948 Eth | $16,853,750.00 673,935.400 LINK | 3.0265% |
8 | Gate.io | LINK-USDT | $25.00 0.0071917 Eth | $16,518,463.00 685,428.280 LINK | 3.0782% |
9 | HTX | LINK-USDT | $25.00 0.0071915 Eth | $15,490,435.00 641,434.182 LINK | 2.8806% |
10 | Binance | LINK-FDUSD | $25.02 0.0072124 Eth | $14,936,782.00 617,001.720 LINK | 2.7709% |
11 | MEXC | LINK-USDT | $25.01 0.0072091 Eth | $12,879,622.00 515,008.730 LINK | 2.3128% |
12 | FameEX | LINK-USDT | $25.00 0.0071949 Eth | $12,863,180.00 532,489.750 LINK | 2.3913% |
13 | Azbit | LINK-USDT | $25.12 0.0072263 Eth | $12,785,028.00 529,618.136 LINK | 2.3784% |
14 | XT.COM | LINK-USDT | $25.06 0.0072195 Eth | $12,779,377.00 529,106.670 LINK | 2.3761% |
15 | Coinstore | LINK-USDT | $25.02 0.0071963 Eth | $11,597,890.00 480,342.680 LINK | 2.1571% |
16 | Hotcoin | LINK-USDT | $25.03 0.0072093 Eth | $10,956,720.00 437,782.290 LINK | 1.9660% |
17 | Binance | LINK-USDC | $25.01 0.0071946 Eth | $10,354,903.00 427,310.380 LINK | 1.9190% |
18 | Bitunix | LINK-USDT | $25.02 0.0072094 Eth | $10,219,332.00 408,448.170 LINK | 1.8343% |
19 | Bithumb | LINK-KRW | $25.17 0.0072423 Eth | $10,034,384.00 398,590.831 LINK | 1.7900% |
20 | CoinW | LINK-USDT | $25.05 0.0072160 Eth | $9,216,229.00 367,945.770 LINK | 1.6524% |
21 | KuCoin | LINK-USDT | $24.99 0.0071882 Eth | $7,626,319.00 305,204.248 LINK | 1.3706% |
22 | BYDFi | LINK-USDT | $25.03 0.0072078 Eth | $7,476,529.00 298,711.000 LINK | 1.3415% |
23 | Kraken | LINK-USD | $25.00 0.0071917 Eth | $7,309,727.00 292,408.748 LINK | 1.3132% |
24 | BTSE | LINK-USDT | $25.05 0.0072190 Eth | $6,719,831.00 268,301.680 LINK | 1.2049% |
25 | LBank | LINK-USDT | $25.16 0.0072343 Eth | $6,592,843.00 262,063.880 LINK | 1.1769% |
26 | LATOKEN | LINK-USDT | $25.04 0.0072183 Eth | $6,411,009.00 256,038.886 LINK | 1.1498% |
27 | Binance | LINK-BTC | $25.04 0.0072174 Eth | $6,183,668.00 251,618.610 LINK | 1.1300% |
28 | QMall | LINK-USDT | $25.04 0.0072144 Eth | $5,182,548.00 214,355.655 LINK | 0.9626% |
29 | Dex-Trade | LINK-USDT | $25.02 0.0071974 Eth | $4,273,183.00 170,792.720 LINK | 0.7670% |
30 | FMCPAY | LINK-USDT | $25.15 0.0072338 Eth | $3,804,209.00 157,181.922 LINK | 0.7059% |
31 | Coinbase Exchange | LINK-EUR | $25.00 0.0071930 Eth | $3,765,378.00 150,590.000 LINK | 0.6763% |
32 | CoinEx | LINK-USDT | $25.02 0.0072074 Eth | $3,400,193.00 140,074.346 LINK | 0.6291% |
33 | Uniswap V3 (Arbitrum One) | 0XF97F4DF75117A78C1A5A0DBB814AF92458539FB4-0X82AF49447D8A07E3BD95BD0D56F35241523FBAB1 | $24.97 0.0071941 Eth | $3,134,203.00 127,211.938 0XF97F4DF75117A78C1A5A0DBB814AF92458539FB4 | 0.5713% |
34 | Biconomy.com | LINK-USDT | $25.01 0.0071995 Eth | $2,467,123.00 102,116.760 LINK | 0.4586% |
35 | PointPay | LINK-USDT | $25.04 0.0072084 Eth | $2,064,333.00 85,459.836 LINK | 0.3838% |
36 | Kraken | LINK-EUR | $25.04 0.0072038 Eth | $2,001,051.00 79,912.719 LINK | 0.3589% |
37 | AscendEX (BitMax) | LINK-USDT | $24.87 0.0071536 Eth | $1,839,646.00 73,978.700 LINK | 0.3322% |
38 | FMCPAY | LINK-ETH | $25.00 0.0071927 Eth | $1,817,489.00 73,748.000 LINK | 0.3312% |
39 | Uniswap V3 (Polygon) | 0X53E0BCA35EC356BD5DDDFEBBD1FC0FD03FABAD39-0X0D500B1D8E8EF31E21C99D1DB9A6444D3ADF1270 | $25.01 0.0071985 Eth | $1,753,646.00 71,180.530 0X53E0BCA35EC356BD5DDDFEBBD1FC0FD03FABAD39 | 0.3197% |
40 | Coinbase Exchange | LINK-GBP | $24.98 0.0071852 Eth | $1,621,182.00 64,906.790 LINK | 0.2915% |
41 | FMCPAY | LINK-BTC | $25.15 0.0072321 Eth | $1,610,819.00 65,545.800 LINK | 0.2944% |
42 | BigONE | LINK-USDT | $25.07 0.0072272 Eth | $1,588,529.00 63,371.510 LINK | 0.2846% |
43 | EXMO | LINK-USDT | $25.04 0.0072029 Eth | $1,423,043.00 56,833.737 LINK | 0.2552% |
44 | Phemex | LINK-USDT | $25.00 0.0071917 Eth | $1,378,871.00 55,155.500 LINK | 0.2477% |
45 | Binance | LINK-TRY | $25.05 0.0072194 Eth | $1,269,086.00 52,489.770 LINK | 0.2357% |
46 | Uniswap V3 (Polygon) | 0X53E0BCA35EC356BD5DDDFEBBD1FC0FD03FABAD39-0X7CEB23FD6BC0ADD59E62AC25578270CFF1B9F619 | $24.97 0.0071858 Eth | $1,220,811.00 49,526.101 0X53E0BCA35EC356BD5DDDFEBBD1FC0FD03FABAD39 | 0.2224% |
47 | itBit | LINK-USD | $25.14 0.0072320 Eth | $1,209,435.00 48,107.984 LINK | 0.2160% |
48 | Bitbank | LINK-JPY | $25.05 0.0072061 Eth | $1,200,932.00 47,944.754 LINK | 0.2153% |
49 | Uniswap V3 (Ethereum) | 0X1F9840A85D5AF5BF1D1762F925BDADDC4201F984-0X514910771AF9CA656AF840DFF83E8264ECF986CA | $25.02 0.0072079 Eth | $1,188,053.00 77,460.956 0X1F9840A85D5AF5BF1D1762F925BDADDC4201F984 | 0.3479% |
50 | Binance | LINK-EUR | $25.00 0.0071938 Eth | $1,107,447.00 45,748.570 LINK | 0.2055% |
51 | BitStorage | LINK-USDT | $24.99 0.0071888 Eth | $1,085,152.00 43,423.990 LINK | 0.1950% |
52 | Binance | LINK-ETH | $25.02 0.0071987 Eth | $1,082,752.00 43,979.920 LINK | 0.1975% |
53 | Coinbase Exchange | LINK-USDT | $25.01 0.0072004 Eth | $945,928.00 37,824.907 LINK | 0.1699% |
54 | Trubit | LINK-USDT | $25.00 0.0071941 Eth | $931,055.00 38,587.620 LINK | 0.1733% |
55 | Kraken | LINK-USDT | $25.03 0.0072008 Eth | $901,883.00 36,032.427 LINK | 0.1618% |
56 | PancakeSwap V3 (BSC) | 0XF8A0BF9CF54BB92F17374D9E9A321E6A111A51BD-0XBB4CDB9CBD36B01BD1CBAEBF2DE08D9173BC095C | $25.00 0.0071913 Eth | $886,752.00 36,712.349 0XF8A0BF9CF54BB92F17374D9E9A321E6A111A51BD | 0.1649% |
57 | Bybit | LINK-USDC | $25.06 0.0072104 Eth | $884,287.00 36,505.302 LINK | 0.1639% |
58 | Quickswap (v3) | 0X53E0BCA35EC356BD5DDDFEBBD1FC0FD03FABAD39-0X7CEB23FD6BC0ADD59E62AC25578270CFF1B9F619 | $25.00 0.0071939 Eth | $863,255.00 35,041.240 0X53E0BCA35EC356BD5DDDFEBBD1FC0FD03FABAD39 | 0.1574% |
59 | Coinbase Exchange | LINK-ETH | $24.99 0.0071901 Eth | $855,083.00 34,212.680 LINK | 0.1536% |
60 | AscendEX (BitMax) | LINK-BTC | $24.89 0.0071605 Eth | $847,086.00 34,031.300 LINK | 0.1528% |
61 | Gemini | LINK-USD | $24.95 0.0071784 Eth | $839,106.00 33,630.495 LINK | 0.1510% |
62 | EarnBIT | LINK-USDT | $25.05 0.0072159 Eth | $832,767.00 34,434.509 LINK | 0.1546% |
63 | Uniswap V3 (Arbitrum One) | 0XF97F4DF75117A78C1A5A0DBB814AF92458539FB4-0XFD086BC7CD5C481DCC9C85EBE478A1C0B69FCBB9 | $25.01 0.0072054 Eth | $832,004.00 34,239.619 0XF97F4DF75117A78C1A5A0DBB814AF92458539FB4 | 0.1538% |
64 | QMall | LINK-USDC | $25.01 0.0071946 Eth | $811,751.00 33,482.948 LINK | 0.1504% |
65 | tanX | LINK-USDC | $25.04 0.0072149 Eth | $758,734.00 31,540.460 LINK | 0.1416% |
66 | LATOKEN | LINK-BTC | $24.99 0.0071891 Eth | $631,311.00 25,262.855 LINK | 0.1135% |
67 | Kraken | LINK-ETH | $25.10 0.0072205 Eth | $553,934.00 22,070.623 LINK | 0.0991% |
68 | Coinbase Exchange | LINK-BTC | $25.01 0.0072036 Eth | $549,746.00 21,976.820 LINK | 0.0987% |
69 | Quickswap (v3) | 0X3C499C542CEF5E3811E1192CE70D8CC03D5C3359-0X53E0BCA35EC356BD5DDDFEBBD1FC0FD03FABAD39 | $24.98 0.0071881 Eth | $516,038.00 498,548.599 0X3C499C542CEF5E3811E1192CE70D8CC03D5C3359 | 2.2389% |
70 | GMO Japan | LINK-JPY | $25.05 0.0072091 Eth | $511,466.00 20,417.500 LINK | 0.0917% |
71 | Uniswap V3 (Polygon) | 0X3C499C542CEF5E3811E1192CE70D8CC03D5C3359-0X53E0BCA35EC356BD5DDDFEBBD1FC0FD03FABAD39 | $24.98 0.0071878 Eth | $501,700.00 485,209.209 0X3C499C542CEF5E3811E1192CE70D8CC03D5C3359 | 2.1790% |
72 | Bitkub | LINK-THB | $25.05 0.0072201 Eth | $465,078.00 18,568.197 LINK | 0.0834% |
73 | Bitso | LINK-USD | $25.01 0.0072066 Eth | $436,857.00 17,465.770 LINK | 0.0784% |
74 | Coinone | LINK-KRW | $25.17 0.0072408 Eth | $436,198.00 17,331.599 LINK | 0.0778% |
75 | OKX | LINK-USDC | $25.02 0.0071970 Eth | $409,393.00 16,894.187 LINK | 0.0759% |
76 | Hotcoin | LINK-BTC | $25.03 0.0072109 Eth | $386,880.00 15,456.650 LINK | 0.0694% |
77 | Uniswap V3 (Optimism) | 0X350A791BFC2C21F9ED5D10980DAD2E2638FFA7F6-0X4200000000000000000000000000000000000006 | $25.07 0.0072160 Eth | $325,483.00 13,337.135 0X350A791BFC2C21F9ED5D10980DAD2E2638FFA7F6 | 0.0599% |
78 | Uniswap V3 (Polygon) | 0X53E0BCA35EC356BD5DDDFEBBD1FC0FD03FABAD39-0X7CEB23FD6BC0ADD59E62AC25578270CFF1B9F619 | $24.97 0.0071870 Eth | $321,785.00 13,055.468 0X53E0BCA35EC356BD5DDDFEBBD1FC0FD03FABAD39 | 0.0586% |
79 | BYDFi | LINK-USDC | $25.06 0.0072102 Eth | $320,154.00 12,774.160 LINK | 0.0574% |
80 | BitDelta | LINK-USDT | $25.01 0.0071948 Eth | $293,600.00 12,153.000 LINK | 0.0546% |
81 | BitMart | LINK-BTC | $25.01 0.0071967 Eth | $289,280.00 11,564.560 LINK | 0.0519% |
82 | BitStorage | LINK-ETH | $25.09 0.0072339 Eth | $278,886.00 11,113.270 LINK | 0.0499% |
83 | Slex | LINK-ETH | $25.06 0.0072243 Eth | $274,519.00 11,172.340 LINK | 0.0502% |
84 | Binance US | LINK-USDT | $25.03 0.0072112 Eth | $274,208.00 10,955.871 LINK | 0.0492% |
85 | DeGate | 0X514910771AF9CA656AF840DFF83E8264ECF986CA-0XA0B86991C6218B36C1D19D4A2E9EB0CE3606EB48 | $25.05 0.0072201 Eth | $273,543.00 11,271.526 0X514910771AF9CA656AF840DFF83E8264ECF986CA | 0.0506% |
86 | Camelot V3 | 0XF97F4DF75117A78C1A5A0DBB814AF92458539FB4-0X82AF49447D8A07E3BD95BD0D56F35241523FBAB1 | $24.91 0.0071744 Eth | $247,218.00 10,025.639 0XF97F4DF75117A78C1A5A0DBB814AF92458539FB4 | 0.0450% |
87 | PointPay | LINK-BTC | $25.00 0.0071923 Eth | $242,233.00 9,848.230 LINK | 0.0442% |
88 | BTCMarkets | LINK-AUD | $25.11 0.0072339 Eth | $198,476.00 7,903.356 LINK | 0.0355% |
89 | KuCoin | LINK-USDC | $24.98 0.0071850 Eth | $178,099.00 7,130.623 LINK | 0.0320% |
90 | Binance | LINK-BNB | $25.03 0.0072014 Eth | $176,951.00 7,321.133 LINK | 0.0329% |
91 | Uniswap V3 (Ethereum) | 0X514910771AF9CA656AF840DFF83E8264ECF986CA-0XA0B86991C6218B36C1D19D4A2E9EB0CE3606EB48 | $25.03 0.0072097 Eth | $176,336.00 7,301.813 0X514910771AF9CA656AF840DFF83E8264ECF986CA | 0.0328% |
92 | Kraken | LINK-GBP | $24.97 0.0071828 Eth | $174,123.00 6,974.033 LINK | 0.0313% |
93 | Uniswap V3 (Polygon) | 0X53E0BCA35EC356BD5DDDFEBBD1FC0FD03FABAD39-0X0D500B1D8E8EF31E21C99D1DB9A6444D3ADF1270 | $25.11 0.0072263 Eth | $168,977.00 6,898.291 0X53E0BCA35EC356BD5DDDFEBBD1FC0FD03FABAD39 | 0.0310% |
94 | Solidly V3 (Ethereum) | 0X514910771AF9CA656AF840DFF83E8264ECF986CA-0XC02AAA39B223FE8D0A0E5C4F27EAD9083C756CC2 | $25.07 0.0072212 Eth | $150,119.00 6,055.997 0X514910771AF9CA656AF840DFF83E8264ECF986CA | 0.0272% |
95 | Bitcointry | LINK-USDT | $25.19 0.0072635 Eth | $132,992.00 5,520.783 LINK | 0.0248% |
96 | Uniswap V3 (Polygon) | 0X53E0BCA35EC356BD5DDDFEBBD1FC0FD03FABAD39-0X2791BCA1F2DE4661ED88A30C99A7A9449AA84174 | $24.98 0.0071881 Eth | $132,754.00 5,495.172 0X53E0BCA35EC356BD5DDDFEBBD1FC0FD03FABAD39 | 0.0247% |
97 | Hotcoin | LINK-ETH | $25.03 0.0072143 Eth | $129,539.00 5,174.790 LINK | 0.0232% |
98 | Uniswap V3 (Arbitrum One) | 0XF97F4DF75117A78C1A5A0DBB814AF92458539FB4-0X2F2A2543B76A4166549F7AAB2E75BEF0AEFC5B0F | $24.97 0.0071941 Eth | $120,072.00 4,894.991 0XF97F4DF75117A78C1A5A0DBB814AF92458539FB4 | 0.0220% |
99 | Uniswap V3 (Arbitrum One) | 0XAF88D065E77C8CC2239327C5EDB3A432268E5831-0XF97F4DF75117A78C1A5A0DBB814AF92458539FB4 | $25.13 0.0072374 Eth | $114,794.00 110,540.796 0XAF88D065E77C8CC2239327C5EDB3A432268E5831 | 0.4964% |
100 | BitMart | LINK-ETH | $24.98 0.0071875 Eth | $101,768.00 4,073.600 LINK | 0.0183% |
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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