ERC-20
Oracle
Overview
Max Total Supply
1,000,000,000 LINK
Holders
725,149 ( -0.013%)
Market
Price
$28.70 @ 0.007434 ETH (-3.83%)
Onchain Market Cap
$28,700,000,000.00
Circulating Supply Market Cap
$17,998,214,525.00
Other Info
Token Contract (WITH 18 Decimals)
Balance
9.65699497 LINKValue
$277.16 ( ~0.0717879570071022 Eth) [0.0000%]Loading...
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# | Exchange | Pair | Price | 24H Volume | % Volume |
---|---|---|---|---|---|
1 | Binance | LINK-USDT | $28.77 0.0074605 Eth | $292,842,620.00 9,900,803.270 LINK | 23.2456% |
2 | Coinbase Exchange | LINK-USD | $28.84 0.0074760 Eth | $115,371,898.00 4,001,106.240 LINK | 9.3940% |
3 | Bitget | LINK-USDT | $28.82 0.0074735 Eth | $89,833,350.00 3,041,873.356 LINK | 7.1419% |
4 | Bybit | LINK-USDT | $28.75 0.0074566 Eth | $76,387,448.00 2,587,138.399 LINK | 6.0742% |
5 | Gate.io | LINK-USDT | $28.80 0.0074688 Eth | $62,413,520.00 2,107,066.000 LINK | 4.9471% |
6 | OKX | LINK-USDT | $28.84 0.0074733 Eth | $59,830,211.00 2,023,428.173 LINK | 4.7507% |
7 | P2B | LINK-USDT | $28.83 0.0074753 Eth | $59,728,714.00 2,071,720.650 LINK | 4.8641% |
8 | MEXC | LINK-USDT | $28.77 0.0074586 Eth | $55,918,417.00 1,943,578.610 LINK | 4.5632% |
9 | DigiFinex | LINK-USDT | $28.80 0.0074692 Eth | $38,483,622.00 1,336,113.560 LINK | 3.1370% |
10 | Uniswap V3 (Ethereum) | 0X514910771AF9CA656AF840DFF83E8264ECF986CA-0XC02AAA39B223FE8D0A0E5C4F27EAD9083C756CC2 | $28.69 0.0074375 Eth | $31,664,466.00 1,076,375.695 0X514910771AF9CA656AF840DFF83E8264ECF986CA | 2.5272% |
11 | Bitunix | LINK-USDT | $28.72 0.0074470 Eth | $28,811,089.00 1,003,194.330 LINK | 2.3553% |
12 | Bithumb | LINK-KRW | $28.90 0.0074943 Eth | $26,755,013.00 925,656.386 LINK | 2.1733% |
13 | CoinW | LINK-USDT | $28.78 0.0074628 Eth | $22,358,579.00 776,774.700 LINK | 1.8237% |
14 | Binance | LINK-FDUSD | $28.69 0.0074444 Eth | $20,519,028.00 693,965.910 LINK | 1.6293% |
15 | Biconomy.com | LINK-USDT | $28.72 0.0074453 Eth | $17,449,828.00 590,085.630 LINK | 1.3854% |
16 | HTX | LINK-USDT | $28.79 0.0074649 Eth | $17,370,047.00 589,254.234 LINK | 1.3835% |
17 | BTSE | LINK-USDT | $28.73 0.0074483 Eth | $17,163,805.00 597,457.231 LINK | 1.4027% |
18 | BYDFi | LINK-USDT | $28.71 0.0074618 Eth | $16,087,912.00 560,297.570 LINK | 1.3155% |
19 | Kraken | LINK-USD | $28.81 0.0074661 Eth | $14,681,243.00 509,531.320 LINK | 1.1963% |
20 | LATOKEN | LINK-USDT | $28.76 0.0074757 Eth | $13,813,570.00 480,274.985 LINK | 1.1276% |
21 | KuCoin | LINK-USDT | $28.80 0.0074692 Eth | $12,588,112.00 437,045.375 LINK | 1.0261% |
22 | Dex-Trade | LINK-USDT | $28.82 0.0074703 Eth | $9,461,633.00 328,352.813 LINK | 0.7709% |
23 | Coinbase Exchange | LINK-EUR | $28.86 0.0074815 Eth | $9,004,384.00 312,007.790 LINK | 0.7325% |
24 | Binance | LINK-USDC | $28.66 0.0074357 Eth | $8,216,536.00 277,987.380 LINK | 0.6527% |
25 | CoinEx | LINK-USDT | $28.83 0.0074734 Eth | $7,435,546.00 251,697.864 LINK | 0.5909% |
26 | Bitvavo | LINK-EUR | $28.83 0.0074733 Eth | $7,028,834.00 243,819.869 LINK | 0.5725% |
27 | Uniswap V3 (Arbitrum One) | 0XF97F4DF75117A78C1A5A0DBB814AF92458539FB4-0X82AF49447D8A07E3BD95BD0D56F35241523FBAB1 | $28.73 0.0074493 Eth | $6,621,619.00 225,950.301 0XF97F4DF75117A78C1A5A0DBB814AF92458539FB4 | 0.5305% |
28 | Binance | LINK-TRY | $28.93 0.0074991 Eth | $5,454,663.00 182,435.630 LINK | 0.4283% |
29 | PointPay | LINK-USDT | $28.72 0.0074457 Eth | $4,855,161.00 164,137.057 LINK | 0.3854% |
30 | EXMO | LINK-USDT | $28.78 0.0074624 Eth | $4,107,067.00 142,702.113 LINK | 0.3350% |
31 | Dcoin | LINK-USDT | $28.74 0.0074704 Eth | $4,023,346.00 139,989.000 LINK | 0.3287% |
32 | WhiteBIT | LINK-BTC | $28.73 0.0074491 Eth | $4,007,062.00 139,467.240 LINK | 0.3274% |
33 | WhiteBIT | LINK-TRY | $29.02 0.0075248 Eth | $3,919,936.00 135,090.870 LINK | 0.3172% |
34 | Uniswap V3 (Polygon) | 0X53E0BCA35EC356BD5DDDFEBBD1FC0FD03FABAD39-0X7CEB23FD6BC0ADD59E62AC25578270CFF1B9F619 | $28.69 0.0074374 Eth | $3,694,371.00 125,662.344 0X53E0BCA35EC356BD5DDDFEBBD1FC0FD03FABAD39 | 0.2950% |
35 | Hotcoin | LINK-USDT | $28.70 0.0074569 Eth | $3,596,845.00 125,323.264 LINK | 0.2942% |
36 | Phemex | LINK-USDT | $28.72 0.0074653 Eth | $2,911,666.00 101,374.760 LINK | 0.2380% |
37 | Bitbank | LINK-JPY | $28.85 0.0074794 Eth | $2,879,050.00 99,798.178 LINK | 0.2343% |
38 | EarnBIT | LINK-USDT | $28.72 0.0074451 Eth | $2,859,028.00 96,575.049 LINK | 0.2267% |
39 | Bitstamp | LINK-EUR | $28.68 0.0074318 Eth | $2,748,546.00 95,831.763 LINK | 0.2250% |
40 | Tapbit | LINK-USDT | $28.76 0.0074570 Eth | $2,705,677.00 91,494.330 LINK | 0.2148% |
41 | Coinbase Exchange | LINK-USDT | $28.77 0.0074574 Eth | $2,579,442.00 89,671.536 LINK | 0.2105% |
42 | BitStorage | LINK-USDT | $28.82 0.0074703 Eth | $2,275,287.00 78,960.660 LINK | 0.1854% |
43 | OKX | LINK-USDC | $28.87 0.0074799 Eth | $2,143,621.00 72,418.722 LINK | 0.1700% |
44 | Kraken | LINK-EUR | $28.88 0.0074837 Eth | $2,102,681.00 72,804.421 LINK | 0.1709% |
45 | Bybit | LINK-USDC | $28.83 0.0074770 Eth | $2,052,089.00 69,495.688 LINK | 0.1632% |
46 | Kraken | LINK-USDT | $28.85 0.0074752 Eth | $2,032,195.00 70,443.529 LINK | 0.1654% |
47 | Uniswap V3 (Polygon) | 0X53E0BCA35EC356BD5DDDFEBBD1FC0FD03FABAD39-0X0D500B1D8E8EF31E21C99D1DB9A6444D3ADF1270 | $28.76 0.0074567 Eth | $1,978,416.00 67,790.594 0X53E0BCA35EC356BD5DDDFEBBD1FC0FD03FABAD39 | 0.1592% |
48 | tanX | LINK-USDC | $28.83 0.0074749 Eth | $1,854,841.00 62,847.160 LINK | 0.1476% |
49 | PancakeSwap V3 (BSC) | 0XF8A0BF9CF54BB92F17374D9E9A321E6A111A51BD-0XBB4CDB9CBD36B01BD1CBAEBF2DE08D9173BC095C | $28.72 0.0074475 Eth | $1,830,513.00 62,557.050 0XF8A0BF9CF54BB92F17374D9E9A321E6A111A51BD | 0.1469% |
50 | Binance | LINK-EUR | $28.74 0.0074539 Eth | $1,755,030.00 59,091.190 LINK | 0.1387% |
51 | Slex | LINK-BTC | $28.86 0.0074812 Eth | $1,326,137.00 44,822.700 LINK | 0.1052% |
52 | Gemini | LINK-USD | $28.78 0.0074630 Eth | $1,244,777.00 43,253.180 LINK | 0.1016% |
53 | LATOKEN | LINK-BTC | $28.70 0.0074410 Eth | $1,151,239.00 40,112.706 LINK | 0.0942% |
54 | Kraken | LINK-XBT | $28.71 0.0074382 Eth | $1,134,433.00 39,519.724 LINK | 0.0928% |
55 | GMO Japan | LINK-JPY | $28.71 0.0074445 Eth | $1,127,881.00 39,282.900 LINK | 0.0922% |
56 | Bitkub | LINK-THB | $28.62 0.0074381 Eth | $1,045,853.00 36,539.447 LINK | 0.0858% |
57 | WhiteBIT | LINK-EUR | $28.70 0.0074472 Eth | $988,615.00 34,445.430 LINK | 0.0809% |
58 | Uniswap V3 (Ethereum) | 0X7FC66500C84A76AD7E9C93437BFC5AC33E2DDAE9-0X514910771AF9CA656AF840DFF83E8264ECF986CA | $28.69 0.0074373 Eth | $975,249.00 2,694.602 0X7FC66500C84A76AD7E9C93437BFC5AC33E2DDAE9 | 0.0063% |
59 | PointPay | LINK-BTC | $28.73 0.0074488 Eth | $908,335.00 30,707.396 LINK | 0.0721% |
60 | Uniswap V3 (Ethereum) | 0X1F9840A85D5AF5BF1D1762F925BDADDC4201F984-0X514910771AF9CA656AF840DFF83E8264ECF986CA | $28.69 0.0074373 Eth | $887,569.00 54,544.388 0X1F9840A85D5AF5BF1D1762F925BDADDC4201F984 | 0.1281% |
61 | Camelot V3 | 0XF97F4DF75117A78C1A5A0DBB814AF92458539FB4-0X82AF49447D8A07E3BD95BD0D56F35241523FBAB1 | $28.69 0.0074372 Eth | $815,988.00 27,841.466 0XF97F4DF75117A78C1A5A0DBB814AF92458539FB4 | 0.0654% |
62 | Bancor (V3) | LINK-BNT | $28.71 0.0074423 Eth | $803,014.00 27,956.532 LINK | 0.0656% |
63 | Trubit | LINK-USDT | $28.69 0.0074551 Eth | $799,941.00 27,190.200 LINK | 0.0638% |
64 | Coinbase Exchange | LINK-GBP | $28.72 0.0074450 Eth | $776,138.00 27,025.660 LINK | 0.0635% |
65 | BitMart | LINK-BTC | $28.68 0.0074365 Eth | $718,342.00 25,042.460 LINK | 0.0588% |
66 | Uniswap V3 (Arbitrum One) | 0XF97F4DF75117A78C1A5A0DBB814AF92458539FB4-0XFD086BC7CD5C481DCC9C85EBE478A1C0B69FCBB9 | $28.72 0.0074456 Eth | $689,648.00 23,478.565 0XF97F4DF75117A78C1A5A0DBB814AF92458539FB4 | 0.0551% |
67 | itBit | LINK-USD | $28.78 0.0074878 Eth | $676,844.00 23,517.853 LINK | 0.0552% |
68 | BigONE | LINK-USDT | $28.70 0.0074677 Eth | $631,245.00 21,996.800 LINK | 0.0516% |
69 | Coinbase Exchange | LINK-BTC | $28.79 0.0074633 Eth | $614,840.00 21,356.670 LINK | 0.0501% |
70 | HashKey Exchange | LINK-USD | $28.79 0.0074809 Eth | $614,183.00 20,813.540 LINK | 0.0489% |
71 | DeGate | 0X514910771AF9CA656AF840DFF83E8264ECF986CA-0XA0B86991C6218B36C1D19D4A2E9EB0CE3606EB48 | $28.77 0.0074590 Eth | $599,413.00 20,335.697 0X514910771AF9CA656AF840DFF83E8264ECF986CA | 0.0477% |
72 | XT.COM | LINK-BTC | $28.73 0.0074688 Eth | $578,144.00 19,585.400 LINK | 0.0460% |
73 | XT.COM | LINK-ETH | $28.75 0.0074538 Eth | $572,781.00 19,436.860 LINK | 0.0456% |
74 | Uniswap V3 (Polygon) | 0X53E0BCA35EC356BD5DDDFEBBD1FC0FD03FABAD39-0X0D500B1D8E8EF31E21C99D1DB9A6444D3ADF1270 | $28.71 0.0074431 Eth | $556,053.00 19,069.768 0X53E0BCA35EC356BD5DDDFEBBD1FC0FD03FABAD39 | 0.0448% |
75 | Uniswap V3 (Polygon) | 0X53E0BCA35EC356BD5DDDFEBBD1FC0FD03FABAD39-0X7CEB23FD6BC0ADD59E62AC25578270CFF1B9F619 | $28.75 0.0074520 Eth | $542,466.00 18,443.274 0X53E0BCA35EC356BD5DDDFEBBD1FC0FD03FABAD39 | 0.0433% |
76 | BitDelta | LINK-USDT | $28.76 0.0074566 Eth | $525,986.00 17,793.000 LINK | 0.0418% |
77 | Slex | LINK-ETH | $28.71 0.0074437 Eth | $522,501.00 17,786.320 LINK | 0.0418% |
78 | WEEX | LINK-USDC | $28.68 0.0074551 Eth | $500,406.00 17,447.288 LINK | 0.0410% |
79 | Coinone | LINK-KRW | $28.95 0.0075022 Eth | $493,577.00 17,047.769 LINK | 0.0400% |
80 | BitStorage | LINK-ETH | $28.76 0.0074553 Eth | $469,672.00 16,333.410 LINK | 0.0383% |
81 | BitMart | LINK-ETH | $28.71 0.0074437 Eth | $459,924.00 16,019.140 LINK | 0.0376% |
82 | Binance US | LINK-USDT | $28.74 0.0074510 Eth | $423,137.00 14,723.693 LINK | 0.0346% |
83 | Bitso | LINK-USD | $28.68 0.0074373 Eth | $403,511.00 14,067.560 LINK | 0.0330% |
84 | Uniswap V3 (Optimism) | 0X350A791BFC2C21F9ED5D10980DAD2E2638FFA7F6-0X4200000000000000000000000000000000000006 | $28.83 0.0074752 Eth | $393,352.00 13,438.685 0X350A791BFC2C21F9ED5D10980DAD2E2638FFA7F6 | 0.0316% |
85 | EXMO | LINK-BTC | $28.78 0.0074632 Eth | $378,824.00 13,160.954 LINK | 0.0309% |
86 | Kraken | LINK-GBP | $28.66 0.0074262 Eth | $334,489.00 11,671.248 LINK | 0.0274% |
87 | Uniswap V3 (Ethereum) | 0X514910771AF9CA656AF840DFF83E8264ECF986CA-0XA0B86991C6218B36C1D19D4A2E9EB0CE3606EB48 | $28.63 0.0074229 Eth | $296,867.00 10,079.337 0X514910771AF9CA656AF840DFF83E8264ECF986CA | 0.0237% |
88 | Sushiswap | 0X514910771AF9CA656AF840DFF83E8264ECF986CA-0XC02AAA39B223FE8D0A0E5C4F27EAD9083C756CC2 | $28.81 0.0074706 Eth | $271,601.00 9,226.208 0X514910771AF9CA656AF840DFF83E8264ECF986CA | 0.0217% |
89 | Uniswap V3 (Polygon) | 0X53E0BCA35EC356BD5DDDFEBBD1FC0FD03FABAD39-0X2791BCA1F2DE4661ED88A30C99A7A9449AA84174 | $28.69 0.0074374 Eth | $268,333.00 9,097.178 0X53E0BCA35EC356BD5DDDFEBBD1FC0FD03FABAD39 | 0.0214% |
90 | BitStorage | LINK-BTC | $28.80 0.0074667 Eth | $261,853.00 9,093.000 LINK | 0.0213% |
91 | Quickswap (v3) | 0X3C499C542CEF5E3811E1192CE70D8CC03D5C3359-0X53E0BCA35EC356BD5DDDFEBBD1FC0FD03FABAD39 | $28.70 0.0074407 Eth | $220,453.00 226,904.294 0X3C499C542CEF5E3811E1192CE70D8CC03D5C3359 | 0.5327% |
92 | Coinbase Exchange | LINK-ETH | $28.87 0.0074867 Eth | $217,316.00 7,526.200 LINK | 0.0177% |
93 | PancakeSwap (v2) | 0XF8A0BF9CF54BB92F17374D9E9A321E6A111A51BD-0XBB4CDB9CBD36B01BD1CBAEBF2DE08D9173BC095C | $28.71 0.0074417 Eth | $192,904.00 6,588.845 0XF8A0BF9CF54BB92F17374D9E9A321E6A111A51BD | 0.0155% |
94 | Korbit | LINK-KRW | $28.88 0.0074900 Eth | $172,766.00 5,840.582 LINK | 0.0137% |
95 | Uniswap V3 (Arbitrum One) | 0XAF88D065E77C8CC2239327C5EDB3A432268E5831-0XF97F4DF75117A78C1A5A0DBB814AF92458539FB4 | $28.73 0.0074493 Eth | $166,691.00 170,456.693 0XAF88D065E77C8CC2239327C5EDB3A432268E5831 | 0.4002% |
96 | LFJ | 0X5947BB275C521040051D82396192181B413227A3-0XB31F66AA3C1E785363F0875A1B74E27B85FD66C7 | $28.76 0.0074576 Eth | $146,056.00 5,116.036 0X5947BB275C521040051D82396192181B413227A3 | 0.0120% |
97 | Foxbit | LINK-BRL | $28.96 0.0075105 Eth | $145,458.00 4,900.499 LINK | 0.0115% |
98 | BYDFi | LINK-USDC | $28.70 0.0074592 Eth | $109,209.00 3,804.680 LINK | 0.0089% |
99 | Mercado Bitcoin | LINK-BRL | $28.93 0.0075002 Eth | $101,918.00 3,522.731 LINK | 0.0083% |
100 | Independent Reserve | LINK-AUD | $28.62 0.0074203 Eth | $85,982.00 3,004.251 LINK | 0.0071% |
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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