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ERC-20
Oracle
Overview
Max Total Supply
1,000,000,000 LINK
Holders
727,699 ( 0.042%)
Market
Price
$22.76 @ 0.006828 ETH (-6.88%)
Onchain Market Cap
$22,760,000,000.00
Circulating Supply Market Cap
$14,364,512,760.00
Other Info
Token Contract (WITH 18 Decimals)
Balance
108.07264893731823616 LINKValue
$2,459.73 ( ~0.737958539518499 Eth) [0.0000%]Loading...
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# | Exchange | Pair | Price | 24H Volume | % Volume |
---|---|---|---|---|---|
1 | WhiteBIT | LINK-USDT | $22.78 0.0068326 Eth | $37,649,159.00 1,652,997.130 LINK | 10.2725% |
2 | Coinbase Exchange | LINK-USD | $22.78 0.0068336 Eth | $37,298,483.00 1,637,478.410 LINK | 10.1761% |
3 | MEXC | LINK-USDT | $22.77 0.0068412 Eth | $29,654,027.00 1,302,359.580 LINK | 8.0935% |
4 | Bybit | LINK-USDT | $22.79 0.0068383 Eth | $28,715,474.00 1,218,190.464 LINK | 7.5704% |
5 | Slex | LINK-USDT | $22.79 0.0068454 Eth | $23,755,712.00 1,008,400.530 LINK | 6.2667% |
6 | OKX | LINK-USDT | $22.78 0.0068348 Eth | $18,052,721.00 769,708.568 LINK | 4.7834% |
7 | DigiFinex | LINK-USDT | $22.77 0.0068319 Eth | $13,108,515.00 575,696.730 LINK | 3.5777% |
8 | HTX | LINK-USDT | $22.77 0.0068315 Eth | $11,323,453.00 482,026.412 LINK | 2.9956% |
9 | FameEX | LINK-USDT | $22.78 0.0068426 Eth | $10,233,113.00 436,565.385 LINK | 2.7130% |
10 | Azbit | LINK-USDT | $22.80 0.0068472 Eth | $10,185,128.00 434,534.586 LINK | 2.7004% |
11 | XT.COM | LINK-USDT | $22.76 0.0068382 Eth | $10,178,307.00 434,281.660 LINK | 2.6988% |
12 | Coinstore | LINK-USDT | $22.78 0.0068426 Eth | $8,952,405.00 381,839.570 LINK | 2.3729% |
13 | BTSE | LINK-USDT | $22.79 0.0068359 Eth | $8,159,917.00 358,088.473 LINK | 2.2253% |
14 | Bitunix | LINK-USDT | $22.79 0.0068373 Eth | $8,135,796.00 357,020.620 LINK | 2.2187% |
15 | Binance | LINK-FDUSD | $22.75 0.0068424 Eth | $8,077,684.00 343,801.640 LINK | 2.1366% |
16 | Biconomy.com | LINK-USDT | $22.78 0.0068436 Eth | $6,965,452.00 295,980.334 LINK | 1.8394% |
17 | Kraken | LINK-USD | $22.78 0.0068341 Eth | $6,688,344.00 293,609.710 LINK | 1.8246% |
18 | BYDFi | LINK-USDT | $22.78 0.0068340 Eth | $6,273,612.00 275,386.740 LINK | 1.7114% |
19 | KuCoin | LINK-USDT | $22.77 0.0068332 Eth | $5,442,152.00 238,961.022 LINK | 1.4850% |
20 | Hotcoin | LINK-USDT | $22.76 0.0068410 Eth | $5,178,794.00 227,542.410 LINK | 1.4141% |
21 | LATOKEN | LINK-USDT | $22.80 0.0068407 Eth | $4,978,042.00 218,317.245 LINK | 1.3567% |
22 | LBank | LINK-USDT | $22.76 0.0068293 Eth | $4,568,503.00 200,714.200 LINK | 1.2473% |
23 | Binance | LINK-USDC | $22.75 0.0068457 Eth | $3,726,790.00 159,739.170 LINK | 0.9927% |
24 | Dex-Trade | LINK-USDT | $22.82 0.0068579 Eth | $3,260,956.00 142,875.460 LINK | 0.8879% |
25 | Coinbase Exchange | LINK-GBP | $22.81 0.0068500 Eth | $2,766,673.00 121,316.630 LINK | 0.7539% |
26 | Bitvavo | LINK-EUR | $22.77 0.0068447 Eth | $2,431,641.00 106,770.996 LINK | 0.6635% |
27 | Dcoin | LINK-USDT | $22.82 0.0068510 Eth | $2,394,510.00 104,930.000 LINK | 0.6521% |
28 | ProBit Global | LINK-USDT | $22.79 0.0068484 Eth | $2,252,845.00 98,839.581 LINK | 0.6142% |
29 | CoinEx | LINK-USDT | $22.77 0.0068550 Eth | $2,149,912.00 92,123.111 LINK | 0.5725% |
30 | PointPay | LINK-USDT | $22.79 0.0068358 Eth | $1,666,988.00 71,220.035 LINK | 0.4426% |
31 | Bitbank | LINK-JPY | $22.81 0.0068442 Eth | $1,517,019.00 66,496.930 LINK | 0.4132% |
32 | EXMO | LINK-USDT | $22.78 0.0068352 Eth | $1,429,650.00 62,757.014 LINK | 0.3900% |
33 | Bitstamp | LINK-USD | $22.75 0.0068265 Eth | $1,345,724.00 59,152.691 LINK | 0.3676% |
34 | WhiteBIT | LINK-BTC | $22.77 0.0068366 Eth | $1,245,419.00 54,684.790 LINK | 0.3398% |
35 | Phemex | LINK-USDT | $22.78 0.0068340 Eth | $1,226,862.00 53,854.400 LINK | 0.3347% |
36 | Coinbase Exchange | LINK-EUR | $22.81 0.0068510 Eth | $1,220,580.00 53,514.220 LINK | 0.3326% |
37 | WhiteBIT | LINK-TRY | $22.89 0.0068797 Eth | $1,216,751.00 53,150.710 LINK | 0.3303% |
38 | tanX | LINK-USDC | $22.80 0.0068456 Eth | $1,096,193.00 46,431.950 LINK | 0.2886% |
39 | Bitstamp | LINK-EUR | $22.77 0.0068328 Eth | $1,061,683.00 46,624.698 LINK | 0.2897% |
40 | Uniswap V3 (Arbitrum One) | 0XF97F4DF75117A78C1A5A0DBB814AF92458539FB4-0X82AF49447D8A07E3BD95BD0D56F35241523FBAB1 | $22.81 0.0068461 Eth | $981,133.00 42,444.391 0XF97F4DF75117A78C1A5A0DBB814AF92458539FB4 | 0.2638% |
41 | Trubit | LINK-USDT | $22.75 0.0068330 Eth | $958,444.00 40,733.030 LINK | 0.2531% |
42 | Bybit | LINK-USDC | $22.78 0.0068353 Eth | $929,507.00 39,826.803 LINK | 0.2475% |
43 | EarnBIT | LINK-USDT | $22.82 0.0068459 Eth | $882,164.00 37,569.331 LINK | 0.2335% |
44 | BigONE | LINK-USDT | $22.74 0.0068448 Eth | $853,341.00 37,531.310 LINK | 0.2332% |
45 | BitStorage | LINK-USDT | $22.81 0.0068544 Eth | $823,801.00 36,113.840 LINK | 0.2244% |
46 | itBit | LINK-USD | $22.81 0.0068430 Eth | $802,307.00 35,173.469 LINK | 0.2186% |
47 | PancakeSwap V3 (BSC) | 0XF8A0BF9CF54BB92F17374D9E9A321E6A111A51BD-0XBB4CDB9CBD36B01BD1CBAEBF2DE08D9173BC095C | $22.70 0.0068115 Eth | $550,301.00 23,698.919 0XF8A0BF9CF54BB92F17374D9E9A321E6A111A51BD | 0.1473% |
48 | Uniswap V3 (Polygon) | 0X53E0BCA35EC356BD5DDDFEBBD1FC0FD03FABAD39-0X7CEB23FD6BC0ADD59E62AC25578270CFF1B9F619 | $22.85 0.0068591 Eth | $512,667.00 22,149.010 0X53E0BCA35EC356BD5DDDFEBBD1FC0FD03FABAD39 | 0.1376% |
49 | Koinpark | LINK-USDT | $22.79 0.0068412 Eth | $511,114.00 22,427.199 LINK | 0.1394% |
50 | Uniswap V3 (Polygon) | 0X53E0BCA35EC356BD5DDDFEBBD1FC0FD03FABAD39-0X0D500B1D8E8EF31E21C99D1DB9A6444D3ADF1270 | $22.76 0.0068328 Eth | $505,555.00 22,223.378 0X53E0BCA35EC356BD5DDDFEBBD1FC0FD03FABAD39 | 0.1381% |
51 | Binance | LINK-EUR | $22.80 0.0068547 Eth | $473,282.00 20,234.360 LINK | 0.1257% |
52 | HashKey Exchange | LINK-USD | $22.81 0.0068439 Eth | $461,280.00 19,810.752 LINK | 0.1231% |
53 | Coinbase Exchange | LINK-USDT | $22.78 0.0068353 Eth | $455,048.00 19,974.684 LINK | 0.1241% |
54 | Uniswap V3 (Arbitrum One) | 0XF97F4DF75117A78C1A5A0DBB814AF92458539FB4-0XFD086BC7CD5C481DCC9C85EBE478A1C0B69FCBB9 | $22.80 0.0068451 Eth | $442,894.00 18,743.024 0XF97F4DF75117A78C1A5A0DBB814AF92458539FB4 | 0.1165% |
55 | Quickswap (v3) | 0X3C499C542CEF5E3811E1192CE70D8CC03D5C3359-0X53E0BCA35EC356BD5DDDFEBBD1FC0FD03FABAD39 | $22.75 0.0068290 Eth | $433,242.00 451,191.352 0X3C499C542CEF5E3811E1192CE70D8CC03D5C3359 | 2.8039% |
56 | Slex | LINK-ETH | $22.76 0.0068407 Eth | $407,025.00 17,724.510 LINK | 0.1101% |
57 | GMO Japan | LINK-JPY | $22.80 0.0068463 Eth | $380,637.00 16,691.300 LINK | 0.1037% |
58 | BitMart | LINK-BTC | $22.78 0.0068369 Eth | $361,534.00 15,873.760 LINK | 0.0986% |
59 | WhiteBIT | LINK-EUR | $22.80 0.0068394 Eth | $353,464.00 15,503.490 LINK | 0.0963% |
60 | Uniswap V3 (Polygon) | 0X3C499C542CEF5E3811E1192CE70D8CC03D5C3359-0X53E0BCA35EC356BD5DDDFEBBD1FC0FD03FABAD39 | $22.85 0.0068591 Eth | $294,663.00 303,352.703 0X3C499C542CEF5E3811E1192CE70D8CC03D5C3359 | 1.8852% |
61 | OKX | LINK-USDC | $22.83 0.0068493 Eth | $287,675.00 12,248.570 LINK | 0.0761% |
62 | Quickswap (v3) | 0X53E0BCA35EC356BD5DDDFEBBD1FC0FD03FABAD39-0X7CEB23FD6BC0ADD59E62AC25578270CFF1B9F619 | $22.77 0.0068353 Eth | $283,649.00 12,333.749 0X53E0BCA35EC356BD5DDDFEBBD1FC0FD03FABAD39 | 0.0766% |
63 | BitDelta | LINK-USDT | $22.75 0.0068434 Eth | $273,319.00 11,596.000 LINK | 0.0721% |
64 | Gemini | LINK-USD | $22.76 0.0068291 Eth | $267,405.00 11,748.684 LINK | 0.0730% |
65 | Coinbase Exchange | LINK-BTC | $22.79 0.0068365 Eth | $266,639.00 11,700.710 LINK | 0.0727% |
66 | LATOKEN | LINK-BTC | $22.77 0.0068424 Eth | $263,416.00 11,566.794 LINK | 0.0719% |
67 | Bitkub | LINK-THB | $22.79 0.0068354 Eth | $254,497.00 11,165.079 LINK | 0.0694% |
68 | Bitci TR | LINK-TRY | $22.80 0.0068406 Eth | $239,721.00 10,100.641 LINK | 0.0628% |
69 | Coinbase Exchange | LINK-ETH | $22.79 0.0068359 Eth | $227,613.00 9,989.170 LINK | 0.0621% |
70 | DeGate | 0X514910771AF9CA656AF840DFF83E8264ECF986CA-0XA0B86991C6218B36C1D19D4A2E9EB0CE3606EB48 | $22.78 0.0068455 Eth | $220,575.00 9,351.208 0X514910771AF9CA656AF840DFF83E8264ECF986CA | 0.0581% |
71 | Binance | LINK-BRL | $22.90 0.0068839 Eth | $214,278.00 9,021.830 LINK | 0.0561% |
72 | PointPay | LINK-BTC | $22.79 0.0068359 Eth | $202,857.00 8,791.462 LINK | 0.0546% |
73 | Binance | LINK-BNB | $22.78 0.0068357 Eth | $186,235.00 8,003.079 LINK | 0.0497% |
74 | Hotcoin | LINK-BTC | $22.78 0.0068383 Eth | $181,714.00 7,976.830 LINK | 0.0496% |
75 | BitStorage | LINK-ETH | $22.79 0.0068360 Eth | $170,870.00 7,498.890 LINK | 0.0466% |
76 | BitMart | LINK-ETH | $22.77 0.0068322 Eth | $158,919.00 6,979.100 LINK | 0.0434% |
77 | BTCMarkets | LINK-AUD | $22.97 0.0069016 Eth | $144,074.00 6,272.242 LINK | 0.0390% |
78 | KuCoin | LINK-USDC | $22.80 0.0068410 Eth | $121,871.00 5,345.156 LINK | 0.0332% |
79 | Uniswap V3 (Polygon) | 0X53E0BCA35EC356BD5DDDFEBBD1FC0FD03FABAD39-0X7CEB23FD6BC0ADD59E62AC25578270CFF1B9F619 | $22.78 0.0068376 Eth | $119,522.00 5,204.561 0X53E0BCA35EC356BD5DDDFEBBD1FC0FD03FABAD39 | 0.0323% |
80 | Binance US | LINK-USDT | $22.76 0.0068400 Eth | $114,736.00 5,040.894 LINK | 0.0313% |
81 | OKX | LINK-EUR | $22.68 0.0068043 Eth | $114,431.00 4,962.025 LINK | 0.0308% |
82 | Kanga | LINK-PLN | $22.84 0.0068600 Eth | $104,842.00 0.000 LINK | 0.0000% |
83 | Bitso | LINK-USD | $22.80 0.0068444 Eth | $94,237.00 4,133.533 LINK | 0.0257% |
84 | Uniswap V3 (Arbitrum One) | 0XAF88D065E77C8CC2239327C5EDB3A432268E5831-0XF97F4DF75117A78C1A5A0DBB814AF92458539FB4 | $22.81 0.0068461 Eth | $79,434.00 82,149.263 0XAF88D065E77C8CC2239327C5EDB3A432268E5831 | 0.5105% |
85 | Uniswap V3 (Polygon) | 0X53E0BCA35EC356BD5DDDFEBBD1FC0FD03FABAD39-0X2791BCA1F2DE4661ED88A30C99A7A9449AA84174 | $22.85 0.0068591 Eth | $75,595.00 3,214.416 0X53E0BCA35EC356BD5DDDFEBBD1FC0FD03FABAD39 | 0.0200% |
86 | Uniswap V3 (Polygon) | 0X53E0BCA35EC356BD5DDDFEBBD1FC0FD03FABAD39-0X0D500B1D8E8EF31E21C99D1DB9A6444D3ADF1270 | $22.70 0.0068135 Eth | $74,100.00 3,260.009 0X53E0BCA35EC356BD5DDDFEBBD1FC0FD03FABAD39 | 0.0203% |
87 | Uniswap V3 (Optimism) | 0X350A791BFC2C21F9ED5D10980DAD2E2638FFA7F6-0X4200000000000000000000000000000000000006 | $22.85 0.0068546 Eth | $65,743.00 2,851.367 0X350A791BFC2C21F9ED5D10980DAD2E2638FFA7F6 | 0.0177% |
88 | Hotcoin | LINK-ETH | $22.77 0.0068360 Eth | $63,246.00 2,777.580 LINK | 0.0173% |
89 | KuCoin | LINK-BTC | $22.83 0.0068497 Eth | $58,390.00 2,557.669 LINK | 0.0159% |
90 | Uniswap V3 (Arbitrum One) | 0XF97F4DF75117A78C1A5A0DBB814AF92458539FB4-0X2F2A2543B76A4166549F7AAB2E75BEF0AEFC5B0F | $22.80 0.0068436 Eth | $43,489.00 1,876.307 0XF97F4DF75117A78C1A5A0DBB814AF92458539FB4 | 0.0117% |
91 | Solidly V3 (Ethereum) | 0X514910771AF9CA656AF840DFF83E8264ECF986CA-0XC02AAA39B223FE8D0A0E5C4F27EAD9083C756CC2 | $22.80 0.0068445 Eth | $21,958.00 944.661 0X514910771AF9CA656AF840DFF83E8264ECF986CA | 0.0059% |
92 | THENA FUSION | 0X52F24A5E03AEE338DA5FD9DF68D2B6FAE1178827-0XF8A0BF9CF54BB92F17374D9E9A321E6A111A51BD | $22.78 0.0068343 Eth | $18,558.13 25.288 0X52F24A5E03AEE338DA5FD9DF68D2B6FAE1178827 | 0.0002% |
93 | Uniswap V3 (BSC) | 0XF8A0BF9CF54BB92F17374D9E9A321E6A111A51BD-0X2170ED0880AC9A755FD29B2688956BD959F933F8 | $22.75 0.0068332 Eth | $14,372.07 632.267 0XF8A0BF9CF54BB92F17374D9E9A321E6A111A51BD | 0.0039% |
94 | Gemini | LINK-BTC | $22.68 0.0068038 Eth | $14,302.07 630.706 LINK | 0.0039% |
95 | Uniswap V3 (Polygon) | 0X53E0BCA35EC356BD5DDDFEBBD1FC0FD03FABAD39-0X1BFD67037B42CF73ACF2047067BD4F2C47D9BFD6 | $22.78 0.0068377 Eth | $12,123.62 523.421 0X53E0BCA35EC356BD5DDDFEBBD1FC0FD03FABAD39 | 0.0033% |
96 | Uniswap V3 (Polygon) | 0X53E0BCA35EC356BD5DDDFEBBD1FC0FD03FABAD39-0XC2132D05D31C914A87C6611C10748AEB04B58E8F | $22.81 0.0068507 Eth | $11,737.24 500.615 0X53E0BCA35EC356BD5DDDFEBBD1FC0FD03FABAD39 | 0.0031% |
97 | KuCoin | LINK-KCS | $22.86 0.0068598 Eth | $10,302.71 450.632 LINK | 0.0028% |
98 | Bitstamp | LINK-BTC | $22.84 0.0068547 Eth | $10,251.06 448.743 LINK | 0.0028% |
99 | Bitexen | LINK-TRY | $22.70 0.0068103 Eth | $8,864.48 390.544 LINK | 0.0024% |
100 | Ace | LINK-USDT | $22.80 0.0068522 Eth | $3,845.03 163.830 LINK | 0.0010% |
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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