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ERC-20
Oracle
Overview
Max Total Supply
1,000,000,000 LINK
Holders
727,173 ( 0.007%)
Market
Price
$23.52 @ 0.007153 ETH (-2.35%)
Onchain Market Cap
$23,520,000,000.00
Circulating Supply Market Cap
$14,847,292,285.00
Other Info
Token Contract (WITH 18 Decimals)
Balance
30.92609383 LINKValue
$727.38 ( ~0.221200831120403 Eth) [0.0000%]Loading...
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# | Exchange | Pair | Price | 24H Volume | % Volume |
---|---|---|---|---|---|
1 | Binance | LINK-USDT | $23.46 0.0071251 Eth | $149,287,061.00 6,226,001.640 LINK | 21.9425% |
2 | Coinbase Exchange | LINK-USD | $23.50 0.0071416 Eth | $75,988,342.00 3,233,546.480 LINK | 11.3961% |
3 | Bybit | LINK-USDT | $23.51 0.0071511 Eth | $43,434,896.00 1,811,906.055 LINK | 6.3858% |
4 | P2B | LINK-USDT | $23.53 0.0071514 Eth | $29,799,933.00 1,266,348.640 LINK | 4.4630% |
5 | Slex | LINK-USDT | $23.55 0.0071584 Eth | $24,454,370.00 1,021,462.610 LINK | 3.6000% |
6 | OKX | LINK-USDT | $23.52 0.0071522 Eth | $18,931,906.00 788,954.246 LINK | 2.7805% |
7 | DigiFinex | LINK-USDT | $23.53 0.0071560 Eth | $18,228,726.00 774,728.990 LINK | 2.7304% |
8 | HTX | LINK-USDT | $23.52 0.0071518 Eth | $18,176,667.00 759,047.223 LINK | 2.6751% |
9 | Uniswap V3 (Ethereum) | 0X514910771AF9CA656AF840DFF83E8264ECF986CA-0XC02AAA39B223FE8D0A0E5C4F27EAD9083C756CC2 | $23.45 0.0071287 Eth | $16,728,987.00 698,711.055 0X514910771AF9CA656AF840DFF83E8264ECF986CA | 2.4625% |
10 | XT.COM | LINK-USDT | $23.53 0.0071510 Eth | $14,843,594.00 619,026.140 LINK | 2.1817% |
11 | Azbit | LINK-USDT | $23.53 0.0071500 Eth | $14,716,752.00 613,562.754 LINK | 2.1624% |
12 | Binance | LINK-FDUSD | $23.55 0.0071538 Eth | $14,600,469.00 609,295.620 LINK | 2.1474% |
13 | Coinstore | LINK-USDT | $23.48 0.0071405 Eth | $13,067,689.00 545,150.090 LINK | 1.9213% |
14 | MEXC | LINK-USDT | $23.53 0.0071514 Eth | $12,941,002.00 549,928.090 LINK | 1.9381% |
15 | Bitunix | LINK-USDT | $23.53 0.0071508 Eth | $10,961,796.00 465,730.700 LINK | 1.6414% |
16 | CoinW | LINK-USDT | $23.50 0.0071457 Eth | $9,814,893.00 417,738.590 LINK | 1.4722% |
17 | Kraken | LINK-USD | $23.50 0.0071488 Eth | $8,843,643.00 376,256.081 LINK | 1.3261% |
18 | BTSE | LINK-USDT | $23.49 0.0071397 Eth | $8,585,192.00 365,460.067 LINK | 1.2880% |
19 | BYDFi | LINK-USDT | $23.51 0.0071437 Eth | $8,296,483.00 352,830.590 LINK | 1.2435% |
20 | KuCoin | LINK-USDT | $23.49 0.0071456 Eth | $8,228,881.00 350,241.184 LINK | 1.2344% |
21 | LATOKEN | LINK-USDT | $23.51 0.0071458 Eth | $7,371,470.00 313,494.074 LINK | 1.1049% |
22 | LBank | LINK-USDT | $23.47 0.0071363 Eth | $7,251,182.00 308,900.820 LINK | 1.0887% |
23 | Binance | LINK-USDC | $23.53 0.0071510 Eth | $7,215,281.00 300,981.780 LINK | 1.0608% |
24 | Hotcoin | LINK-USDT | $23.50 0.0071466 Eth | $6,170,834.00 262,543.490 LINK | 0.9253% |
25 | QMall | LINK-USDT | $23.54 0.0071552 Eth | $6,029,009.00 251,421.300 LINK | 0.8861% |
26 | Coinbase Exchange | LINK-USDT | $23.54 0.0071588 Eth | $5,357,710.00 227,561.571 LINK | 0.8020% |
27 | Coinbase Exchange | LINK-EUR | $23.45 0.0071267 Eth | $5,194,446.00 221,545.500 LINK | 0.7808% |
28 | Dex-Trade | LINK-USDT | $23.48 0.0071282 Eth | $4,621,777.00 196,864.620 LINK | 0.6938% |
29 | Uniswap V3 (Arbitrum One) | 0XF97F4DF75117A78C1A5A0DBB814AF92458539FB4-0X82AF49447D8A07E3BD95BD0D56F35241523FBAB1 | $23.47 0.0071372 Eth | $3,873,954.00 161,857.534 0XF97F4DF75117A78C1A5A0DBB814AF92458539FB4 | 0.5704% |
30 | Bitvavo | LINK-EUR | $23.48 0.0071406 Eth | $3,712,564.00 158,134.769 LINK | 0.5573% |
31 | FMCPAY | LINK-USDT | $23.54 0.0071545 Eth | $3,550,931.00 148,341.682 LINK | 0.5228% |
32 | CoinEx | LINK-USDT | $23.55 0.0071544 Eth | $2,939,856.00 122,992.938 LINK | 0.4335% |
33 | Coinbase Exchange | LINK-ETH | $23.54 0.0071545 Eth | $2,621,132.00 111,347.150 LINK | 0.3924% |
34 | Biconomy.com | LINK-USDT | $23.54 0.0071531 Eth | $2,454,785.00 102,395.510 LINK | 0.3609% |
35 | PointPay | LINK-USDT | $23.50 0.0071484 Eth | $2,210,914.00 92,225.820 LINK | 0.3250% |
36 | Uniswap V3 (Polygon) | 0X53E0BCA35EC356BD5DDDFEBBD1FC0FD03FABAD39-0X0D500B1D8E8EF31E21C99D1DB9A6444D3ADF1270 | $23.57 0.0071683 Eth | $1,822,754.00 76,670.746 0X53E0BCA35EC356BD5DDDFEBBD1FC0FD03FABAD39 | 0.2702% |
37 | FMCPAY | LINK-ETH | $23.56 0.0071599 Eth | $1,773,520.00 74,133.440 LINK | 0.2613% |
38 | Coinbase Exchange | LINK-GBP | $23.49 0.0071385 Eth | $1,753,041.00 74,644.470 LINK | 0.2631% |
39 | AscendEX (BitMax) | LINK-USDT | $23.58 0.0071711 Eth | $1,713,261.00 72,664.400 LINK | 0.2561% |
40 | Phemex | LINK-USDT | $23.49 0.0071416 Eth | $1,663,276.00 70,803.460 LINK | 0.2495% |
41 | FMCPAY | LINK-BTC | $23.51 0.0071478 Eth | $1,629,447.00 67,269.200 LINK | 0.2371% |
42 | Kraken | LINK-EUR | $23.45 0.0071335 Eth | $1,415,713.00 60,361.421 LINK | 0.2127% |
43 | EXMO | LINK-USDT | $23.53 0.0071554 Eth | $1,379,538.00 58,638.426 LINK | 0.2067% |
44 | Binance | LINK-ETH | $23.53 0.0071557 Eth | $1,205,930.00 50,277.780 LINK | 0.1772% |
45 | BitStorage | LINK-USDT | $23.55 0.0071578 Eth | $1,140,895.00 48,448.070 LINK | 0.1707% |
46 | tanX | LINK-USDC | $23.53 0.0071554 Eth | $1,140,002.00 47,543.130 LINK | 0.1676% |
47 | Tokpie | LINK-USDT | $23.50 0.0071332 Eth | $1,135,716.00 48,319.337 LINK | 0.1703% |
48 | Bitbank | LINK-JPY | $23.62 0.0071849 Eth | $1,134,833.00 48,043.673 LINK | 0.1693% |
49 | Uniswap V3 (Polygon) | 0X53E0BCA35EC356BD5DDDFEBBD1FC0FD03FABAD39-0X7CEB23FD6BC0ADD59E62AC25578270CFF1B9F619 | $23.47 0.0071388 Eth | $1,097,442.00 45,773.137 0X53E0BCA35EC356BD5DDDFEBBD1FC0FD03FABAD39 | 0.1613% |
50 | PancakeSwap V3 (BSC) | 0XF8A0BF9CF54BB92F17374D9E9A321E6A111A51BD-0XBB4CDB9CBD36B01BD1CBAEBF2DE08D9173BC095C | $23.61 0.0071801 Eth | $1,057,717.00 43,817.960 0XF8A0BF9CF54BB92F17374D9E9A321E6A111A51BD | 0.1544% |
51 | Quickswap (v3) | 0X3C499C542CEF5E3811E1192CE70D8CC03D5C3359-0X53E0BCA35EC356BD5DDDFEBBD1FC0FD03FABAD39 | $23.48 0.0071363 Eth | $1,011,586.00 1,033,963.825 0X3C499C542CEF5E3811E1192CE70D8CC03D5C3359 | 3.6440% |
52 | Binance | LINK-TRY | $23.64 0.0071767 Eth | $992,121.00 41,079.170 LINK | 0.1448% |
53 | Kraken | LINK-USDT | $23.53 0.0071559 Eth | $976,790.00 41,516.357 LINK | 0.1463% |
54 | Uniswap V3 (Arbitrum One) | 0XF97F4DF75117A78C1A5A0DBB814AF92458539FB4-0XFD086BC7CD5C481DCC9C85EBE478A1C0B69FCBB9 | $23.47 0.0071371 Eth | $947,541.00 39,569.856 0XF97F4DF75117A78C1A5A0DBB814AF92458539FB4 | 0.1395% |
55 | EarnBIT | LINK-USDT | $23.52 0.0071481 Eth | $892,736.00 37,220.944 LINK | 0.1312% |
56 | Uniswap V3 (Ethereum) | 0X1F9840A85D5AF5BF1D1762F925BDADDC4201F984-0X514910771AF9CA656AF840DFF83E8264ECF986CA | $23.48 0.0071363 Eth | $875,560.00 63,265.402 0X1F9840A85D5AF5BF1D1762F925BDADDC4201F984 | 0.2230% |
57 | Trubit | LINK-USDT | $23.53 0.0071518 Eth | $873,519.00 36,520.470 LINK | 0.1287% |
58 | BigONE | LINK-USDT | $23.53 0.0071568 Eth | $842,502.00 35,804.800 LINK | 0.1262% |
59 | Binance | LINK-EUR | $23.36 0.0070959 Eth | $811,978.00 33,957.610 LINK | 0.1197% |
60 | Bybit | LINK-USDC | $23.50 0.0071469 Eth | $793,772.00 33,175.051 LINK | 0.1169% |
61 | Gemini | LINK-USD | $23.53 0.0071570 Eth | $786,028.00 33,402.017 LINK | 0.1177% |
62 | LATOKEN | LINK-BTC | $23.47 0.0071259 Eth | $770,002.00 32,809.101 LINK | 0.1156% |
63 | Uniswap V3 (Polygon) | 0X3C499C542CEF5E3811E1192CE70D8CC03D5C3359-0X53E0BCA35EC356BD5DDDFEBBD1FC0FD03FABAD39 | $23.50 0.0071469 Eth | $647,802.00 661,853.465 0X3C499C542CEF5E3811E1192CE70D8CC03D5C3359 | 2.3326% |
64 | Quickswap (v3) | 0X53E0BCA35EC356BD5DDDFEBBD1FC0FD03FABAD39-0X7CEB23FD6BC0ADD59E62AC25578270CFF1B9F619 | $23.46 0.0071307 Eth | $621,761.00 25,987.994 0X53E0BCA35EC356BD5DDDFEBBD1FC0FD03FABAD39 | 0.0916% |
65 | QMall | LINK-USDC | $23.54 0.0071557 Eth | $593,150.00 24,735.864 LINK | 0.0872% |
66 | itBit | LINK-USD | $23.48 0.0071355 Eth | $549,350.00 23,396.487 LINK | 0.0825% |
67 | Kraken | LINK-ETH | $23.49 0.0071445 Eth | $530,071.00 22,565.663 LINK | 0.0795% |
68 | Slex | LINK-BTC | $23.54 0.0071534 Eth | $425,709.00 17,595.700 LINK | 0.0620% |
69 | Coinbase Exchange | LINK-BTC | $23.50 0.0071496 Eth | $423,647.00 18,023.800 LINK | 0.0635% |
70 | GMO Japan | LINK-JPY | $23.49 0.0071397 Eth | $415,175.00 17,675.200 LINK | 0.0623% |
71 | OKX | LINK-USDC | $23.48 0.0071422 Eth | $369,349.00 15,419.284 LINK | 0.0543% |
72 | Camelot V3 | 0XF97F4DF75117A78C1A5A0DBB814AF92458539FB4-0X82AF49447D8A07E3BD95BD0D56F35241523FBAB1 | $23.72 0.0072106 Eth | $356,029.00 14,858.917 0XF97F4DF75117A78C1A5A0DBB814AF92458539FB4 | 0.0524% |
73 | BitDelta | LINK-USDT | $23.54 0.0071549 Eth | $333,202.00 13,915.000 LINK | 0.0490% |
74 | DeGate | 0X514910771AF9CA656AF840DFF83E8264ECF986CA-0XA0B86991C6218B36C1D19D4A2E9EB0CE3606EB48 | $23.57 0.0071627 Eth | $330,926.00 13,759.875 0X514910771AF9CA656AF840DFF83E8264ECF986CA | 0.0485% |
75 | Slex | LINK-ETH | $23.53 0.0071440 Eth | $314,415.00 13,107.290 LINK | 0.0462% |
76 | Uniswap V3 (Polygon) | 0X53E0BCA35EC356BD5DDDFEBBD1FC0FD03FABAD39-0X7CEB23FD6BC0ADD59E62AC25578270CFF1B9F619 | $23.52 0.0071549 Eth | $311,104.00 13,000.129 0X53E0BCA35EC356BD5DDDFEBBD1FC0FD03FABAD39 | 0.0458% |
77 | PointPay | LINK-BTC | $23.46 0.0071250 Eth | $302,070.00 12,513.956 LINK | 0.0441% |
78 | BitMart | LINK-BTC | $23.54 0.0071562 Eth | $284,452.00 12,086.120 LINK | 0.0426% |
79 | bitcastle | LINK-USDT | $23.53 0.0071519 Eth | $282,932.00 11,805.960 LINK | 0.0416% |
80 | BitStorage | LINK-ETH | $23.54 0.0071493 Eth | $247,269.00 10,502.880 LINK | 0.0370% |
81 | Hotcoin | LINK-BTC | $23.51 0.0071438 Eth | $220,530.00 9,381.400 LINK | 0.0331% |
82 | Uniswap V3 (Optimism) | 0X350A791BFC2C21F9ED5D10980DAD2E2638FFA7F6-0X4200000000000000000000000000000000000006 | $23.48 0.0071430 Eth | $195,931.00 8,189.995 0X350A791BFC2C21F9ED5D10980DAD2E2638FFA7F6 | 0.0289% |
83 | Bitkub | LINK-THB | $23.55 0.0071579 Eth | $184,797.00 7,845.864 LINK | 0.0277% |
84 | BYDFi | LINK-USDC | $23.51 0.0071447 Eth | $183,862.00 7,820.540 LINK | 0.0276% |
85 | Uniswap V3 (Ethereum) | 0X514910771AF9CA656AF840DFF83E8264ECF986CA-0XA0B86991C6218B36C1D19D4A2E9EB0CE3606EB48 | $23.47 0.0071331 Eth | $180,633.00 7,509.035 0X514910771AF9CA656AF840DFF83E8264ECF986CA | 0.0265% |
86 | KuCoin | LINK-USDC | $23.61 0.0071816 Eth | $167,936.00 7,111.913 LINK | 0.0251% |
87 | Uniswap V3 (Arbitrum One) | 0XF97F4DF75117A78C1A5A0DBB814AF92458539FB4-0X2F2A2543B76A4166549F7AAB2E75BEF0AEFC5B0F | $23.51 0.0071519 Eth | $160,943.00 6,614.803 0XF97F4DF75117A78C1A5A0DBB814AF92458539FB4 | 0.0233% |
88 | CoinEx | LINK-USDC | $23.71 0.0072046 Eth | $158,773.00 6,699.277 LINK | 0.0236% |
89 | Bitcointry | LINK-USDT | $23.54 0.0071595 Eth | $148,401.00 6,216.282 LINK | 0.0219% |
90 | Uniswap V3 (Arbitrum One) | 0XAF88D065E77C8CC2239327C5EDB3A432268E5831-0XF97F4DF75117A78C1A5A0DBB814AF92458539FB4 | $23.47 0.0071372 Eth | $144,382.00 147,554.357 0XAF88D065E77C8CC2239327C5EDB3A432268E5831 | 0.5200% |
91 | Binance US | LINK-USDT | $23.38 0.0071062 Eth | $137,240.00 5,870.227 LINK | 0.0207% |
92 | Kraken | LINK-GBP | $23.42 0.0071234 Eth | $126,736.00 5,411.297 LINK | 0.0191% |
93 | PancakeSwap (v2) | 0XF8A0BF9CF54BB92F17374D9E9A321E6A111A51BD-0XBB4CDB9CBD36B01BD1CBAEBF2DE08D9173BC095C | $23.52 0.0071490 Eth | $123,667.00 5,121.200 0XF8A0BF9CF54BB92F17374D9E9A321E6A111A51BD | 0.0180% |
94 | Uniswap V3 (Polygon) | 0X53E0BCA35EC356BD5DDDFEBBD1FC0FD03FABAD39-0X0D500B1D8E8EF31E21C99D1DB9A6444D3ADF1270 | $23.46 0.0071355 Eth | $123,648.00 5,197.745 0X53E0BCA35EC356BD5DDDFEBBD1FC0FD03FABAD39 | 0.0183% |
95 | Bitso | LINK-USD | $23.52 0.0071508 Eth | $104,959.00 4,462.925 LINK | 0.0157% |
96 | BitMart | LINK-ETH | $23.55 0.0071603 Eth | $101,656.00 4,316.780 LINK | 0.0152% |
97 | Mercado Bitcoin | LINK-BRL | $23.58 0.0071732 Eth | $99,445.00 4,216.540 LINK | 0.0149% |
98 | Solidly V3 (Ethereum) | 0X514910771AF9CA656AF840DFF83E8264ECF986CA-0XC02AAA39B223FE8D0A0E5C4F27EAD9083C756CC2 | $23.55 0.0071640 Eth | $73,321.00 3,060.094 0X514910771AF9CA656AF840DFF83E8264ECF986CA | 0.0108% |
99 | Dex-Trade | LINK-ETH | $23.56 0.0071483 Eth | $35,640.00 1,512.960 LINK | 0.0053% |
100 | HTX | LINK-BTC | $23.56 0.0071659 Eth | $24,902.00 1,029.733 LINK | 0.0036% |
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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