ERC-20
Oracle
Overview
Max Total Supply
1,000,000,000 LINK
Holders
727,093 ( 0.079%)
Market
Price
$25.44 @ 0.007292 ETH (+3.76%)
Onchain Market Cap
$25,440,000,000.00
Circulating Supply Market Cap
$16,059,037,459.00
Other Info
Token Contract (WITH 18 Decimals)
Balance
1,198.5 LINKValue
$30,489.84 ( ~8.7393 Eth) [0.0001%]Loading...
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# | Exchange | Pair | Price | 24H Volume | % Volume |
---|---|---|---|---|---|
1 | Coinbase Exchange | LINK-USD | $25.29 0.0072530 Eth | $88,322,828.00 3,491,848.970 LINK | 11.7764% |
2 | WhiteBIT | LINK-USDT | $25.34 0.0072651 Eth | $67,394,491.00 2,659,608.490 LINK | 8.9696% |
3 | Upbit | LINK-KRW | $25.85 0.0074093 Eth | $61,993,301.00 2,398,243.970 LINK | 8.0882% |
4 | MEXC | LINK-USDT | $25.31 0.0072584 Eth | $50,216,417.00 1,983,900.300 LINK | 6.6908% |
5 | Bitget | LINK-USDT | $25.32 0.0072579 Eth | $47,807,455.00 1,938,703.418 LINK | 6.5384% |
6 | Bybit | LINK-USDT | $25.34 0.0072637 Eth | $39,764,606.00 1,612,657.324 LINK | 5.4388% |
7 | OKX | LINK-USDT | $25.31 0.0072559 Eth | $31,188,376.00 1,268,121.966 LINK | 4.2768% |
8 | XT.COM | LINK-USDT | $25.36 0.0072699 Eth | $24,559,580.00 999,575.570 LINK | 3.3711% |
9 | CoinW | LINK-USDT | $25.32 0.0072612 Eth | $21,764,302.00 859,481.720 LINK | 2.8986% |
10 | WEEX | LINK-USDT | $25.41 0.0072675 Eth | $21,090,455.00 859,425.410 LINK | 2.8984% |
11 | FameEX | LINK-USDT | $25.32 0.0072565 Eth | $20,386,585.00 829,615.260 LINK | 2.7979% |
12 | Azbit | LINK-USDT | $25.32 0.0072576 Eth | $20,152,991.00 820,112.545 LINK | 2.7659% |
13 | Coinstore | LINK-USDT | $25.40 0.0072660 Eth | $17,088,567.00 696,388.660 LINK | 2.3486% |
14 | Bitunix | LINK-USDT | $25.33 0.0072628 Eth | $16,755,956.00 661,165.240 LINK | 2.2298% |
15 | HTX | LINK-USDT | $25.30 0.0072526 Eth | $13,301,193.00 544,162.338 LINK | 1.8352% |
16 | BYDFi | LINK-USDT | $25.46 0.0072923 Eth | $11,798,887.00 463,428.260 LINK | 1.5629% |
17 | Binance | LINK-FDUSD | $25.29 0.0072491 Eth | $11,362,368.00 462,267.170 LINK | 1.5590% |
18 | BTSE | LINK-USDT | $25.34 0.0072631 Eth | $10,386,131.00 409,877.482 LINK | 1.3823% |
19 | KuCoin | LINK-USDT | $25.30 0.0072537 Eth | $9,939,646.00 392,831.467 LINK | 1.3248% |
20 | LATOKEN | LINK-USDT | $25.30 0.0072556 Eth | $9,855,012.00 389,478.318 LINK | 1.3135% |
21 | Kraken | LINK-USD | $25.33 0.0072614 Eth | $9,632,453.00 380,289.105 LINK | 1.2825% |
22 | Coinbase Exchange | LINK-GBP | $25.33 0.0072652 Eth | $9,498,851.00 374,955.970 LINK | 1.2646% |
23 | Biconomy.com | LINK-USDT | $25.34 0.0072633 Eth | $8,846,285.00 360,089.310 LINK | 1.2144% |
24 | QMall | LINK-USDT | $25.45 0.0072819 Eth | $8,418,552.00 342,475.036 LINK | 1.1550% |
25 | Dex-Trade | LINK-USDT | $25.51 0.0073020 Eth | $7,021,833.00 275,307.760 LINK | 0.9285% |
26 | Hotcoin | LINK-USDT | $25.31 0.0072591 Eth | $6,157,626.00 243,269.580 LINK | 0.8204% |
27 | Uniswap V3 (Arbitrum One) | 0XF97F4DF75117A78C1A5A0DBB814AF92458539FB4-0X82AF49447D8A07E3BD95BD0D56F35241523FBAB1 | $25.36 0.0072683 Eth | $5,326,434.00 213,015.321 0XF97F4DF75117A78C1A5A0DBB814AF92458539FB4 | 0.7184% |
28 | Bitvavo | LINK-EUR | $25.39 0.0072797 Eth | $5,028,784.00 198,085.264 LINK | 0.6681% |
29 | Coinbase Exchange | LINK-EUR | $25.37 0.0072722 Eth | $3,868,793.00 152,506.290 LINK | 0.5143% |
30 | FMCPAY | LINK-USDT | $25.34 0.0072643 Eth | $3,675,760.00 149,112.892 LINK | 0.5029% |
31 | CoinEx | LINK-USDT | $25.41 0.0072856 Eth | $3,414,275.00 138,194.183 LINK | 0.4661% |
32 | PointPay | LINK-USDT | $25.33 0.0072623 Eth | $3,312,218.00 134,750.504 LINK | 0.4545% |
33 | Dcoin | LINK-USDT | $25.42 0.0072744 Eth | $3,100,287.00 121,952.000 LINK | 0.4113% |
34 | BingX | LINK-USDT | $25.32 0.0072579 Eth | $3,035,576.00 123,341.570 LINK | 0.4160% |
35 | EXMO | LINK-USDT | $25.35 0.0072654 Eth | $2,880,447.00 113,638.998 LINK | 0.3833% |
36 | WhiteBIT | LINK-BTC | $25.34 0.0072651 Eth | $2,490,822.00 98,311.210 LINK | 0.3316% |
37 | Coinbase Exchange | LINK-USDT | $25.30 0.0072522 Eth | $2,449,559.00 96,815.220 LINK | 0.3265% |
38 | Phemex | LINK-USDT | $25.32 0.0072610 Eth | $2,238,411.00 88,397.930 LINK | 0.2981% |
39 | WhiteBIT | LINK-TRY | $25.56 0.0073039 Eth | $2,150,342.00 84,141.500 LINK | 0.2838% |
40 | BitMart | LINK-USDT | $25.35 0.0072698 Eth | $1,945,847.00 76,756.820 LINK | 0.2589% |
41 | FMCPAY | LINK-ETH | $25.32 0.0072618 Eth | $1,836,001.00 73,872.000 LINK | 0.2491% |
42 | EarnBIT | LINK-USDT | $25.44 0.0072827 Eth | $1,734,155.00 70,447.447 LINK | 0.2376% |
43 | BitStorage | LINK-USDT | $25.33 0.0072640 Eth | $1,718,976.00 67,856.670 LINK | 0.2288% |
44 | FMCPAY | LINK-BTC | $25.32 0.0072606 Eth | $1,694,356.00 67,399.923 LINK | 0.2273% |
45 | tanX | LINK-USDC | $25.41 0.0072857 Eth | $1,402,461.00 57,249.790 LINK | 0.1931% |
46 | Uniswap V3 (Polygon) | 0X53E0BCA35EC356BD5DDDFEBBD1FC0FD03FABAD39-0X7CEB23FD6BC0ADD59E62AC25578270CFF1B9F619 | $25.33 0.0072625 Eth | $1,347,855.00 53,937.829 0X53E0BCA35EC356BD5DDDFEBBD1FC0FD03FABAD39 | 0.1819% |
47 | Binance | LINK-TRY | $25.52 0.0073143 Eth | $1,293,836.00 52,091.240 LINK | 0.1757% |
48 | PancakeSwap V3 (BSC) | 0XF8A0BF9CF54BB92F17374D9E9A321E6A111A51BD-0XBB4CDB9CBD36B01BD1CBAEBF2DE08D9173BC095C | $25.51 0.0073162 Eth | $1,213,442.00 48,816.235 0XF8A0BF9CF54BB92F17374D9E9A321E6A111A51BD | 0.1646% |
49 | Bybit | LINK-USDC | $25.33 0.0072605 Eth | $1,166,001.00 47,214.786 LINK | 0.1592% |
50 | Bitbank | LINK-JPY | $25.36 0.0072720 Eth | $1,137,147.00 44,841.126 LINK | 0.1512% |
51 | Uniswap V3 (Polygon) | 0X53E0BCA35EC356BD5DDDFEBBD1FC0FD03FABAD39-0X0D500B1D8E8EF31E21C99D1DB9A6444D3ADF1270 | $25.39 0.0072779 Eth | $1,083,665.00 43,064.185 0X53E0BCA35EC356BD5DDDFEBBD1FC0FD03FABAD39 | 0.1452% |
52 | Koinpark | LINK-USDT | $25.32 0.0072591 Eth | $1,081,206.00 42,699.713 LINK | 0.1440% |
53 | Uniswap V3 (Ethereum) | 0X1F9840A85D5AF5BF1D1762F925BDADDC4201F984-0X514910771AF9CA656AF840DFF83E8264ECF986CA | $25.37 0.0072741 Eth | $1,014,344.00 68,931.721 0X1F9840A85D5AF5BF1D1762F925BDADDC4201F984 | 0.2325% |
54 | Camelot V3 | 0XF97F4DF75117A78C1A5A0DBB814AF92458539FB4-0X82AF49447D8A07E3BD95BD0D56F35241523FBAB1 | $25.36 0.0072727 Eth | $919,822.00 36,817.015 0XF97F4DF75117A78C1A5A0DBB814AF92458539FB4 | 0.1242% |
55 | BigONE | LINK-USDT | $25.29 0.0072513 Eth | $895,139.00 35,397.870 LINK | 0.1194% |
56 | WhiteBIT | LINK-EUR | $25.34 0.0072653 Eth | $881,752.00 34,801.140 LINK | 0.1174% |
57 | Gemini | LINK-USD | $25.35 0.0072648 Eth | $852,879.00 33,650.085 LINK | 0.1135% |
58 | GMO Japan | LINK-JPY | $25.46 0.0073006 Eth | $851,847.00 33,458.200 LINK | 0.1128% |
59 | Uniswap V3 (Arbitrum One) | 0XF97F4DF75117A78C1A5A0DBB814AF92458539FB4-0XFD086BC7CD5C481DCC9C85EBE478A1C0B69FCBB9 | $25.39 0.0072776 Eth | $845,612.00 34,239.598 0XF97F4DF75117A78C1A5A0DBB814AF92458539FB4 | 0.1155% |
60 | Kraken | LINK-USDT | $25.32 0.0072600 Eth | $844,264.00 33,338.163 LINK | 0.1124% |
61 | Binance | LINK-EUR | $25.48 0.0072832 Eth | $809,003.00 32,756.340 LINK | 0.1105% |
62 | KuCoin | LINK-USDC | $25.32 0.0072585 Eth | $747,698.00 29,530.924 LINK | 0.0996% |
63 | Quickswap (v3) | 0X53E0BCA35EC356BD5DDDFEBBD1FC0FD03FABAD39-0X7CEB23FD6BC0ADD59E62AC25578270CFF1B9F619 | $25.30 0.0072557 Eth | $746,438.00 29,855.058 0X53E0BCA35EC356BD5DDDFEBBD1FC0FD03FABAD39 | 0.1007% |
64 | Uniswap V3 (Polygon) | 0X3C499C542CEF5E3811E1192CE70D8CC03D5C3359-0X53E0BCA35EC356BD5DDDFEBBD1FC0FD03FABAD39 | $25.31 0.0072535 Eth | $518,741.00 504,536.040 0X3C499C542CEF5E3811E1192CE70D8CC03D5C3359 | 1.7016% |
65 | WEEX | LINK-USDC | $25.32 0.0072604 Eth | $501,316.00 19,800.562 LINK | 0.0668% |
66 | itBit | LINK-USD | $25.30 0.0072530 Eth | $496,159.00 19,611.027 LINK | 0.0661% |
67 | BitMart | LINK-BTC | $25.39 0.0072803 Eth | $488,879.00 19,256.560 LINK | 0.0649% |
68 | HashKey Exchange | LINK-USD | $25.45 0.0072888 Eth | $458,362.00 18,612.484 LINK | 0.0628% |
69 | Slex | LINK-BTC | $25.33 0.0072648 Eth | $440,641.00 17,498.600 LINK | 0.0590% |
70 | Coinbase Exchange | LINK-ETH | $25.34 0.0072668 Eth | $429,826.00 16,961.450 LINK | 0.0572% |
71 | Slex | LINK-ETH | $25.47 0.0072964 Eth | $424,865.00 17,102.460 LINK | 0.0577% |
72 | Bitkub | LINK-THB | $25.52 0.0073178 Eth | $424,637.00 16,640.472 LINK | 0.0561% |
73 | Coinbase Exchange | LINK-BTC | $25.28 0.0072479 Eth | $406,965.00 16,096.140 LINK | 0.0543% |
74 | DeGate | 0X514910771AF9CA656AF840DFF83E8264ECF986CA-0XA0B86991C6218B36C1D19D4A2E9EB0CE3606EB48 | $25.37 0.0072737 Eth | $391,819.00 15,902.908 0X514910771AF9CA656AF840DFF83E8264ECF986CA | 0.0536% |
75 | LATOKEN | LINK-BTC | $25.34 0.0072638 Eth | $387,710.00 15,301.202 LINK | 0.0516% |
76 | OKX | LINK-USDC | $25.31 0.0072564 Eth | $351,655.00 14,314.285 LINK | 0.0483% |
77 | Coinone | LINK-KRW | $25.40 0.0072794 Eth | $334,468.00 13,169.860 LINK | 0.0444% |
78 | Binance US | LINK-USDT | $25.37 0.0072747 Eth | $317,923.00 12,529.701 LINK | 0.0423% |
79 | Uniswap V3 (Polygon) | 0X53E0BCA35EC356BD5DDDFEBBD1FC0FD03FABAD39-0X0D500B1D8E8EF31E21C99D1DB9A6444D3ADF1270 | $25.33 0.0072596 Eth | $290,837.00 11,598.989 0X53E0BCA35EC356BD5DDDFEBBD1FC0FD03FABAD39 | 0.0391% |
80 | PointPay | LINK-BTC | $25.42 0.0072779 Eth | $290,342.00 11,536.002 LINK | 0.0389% |
81 | Uniswap V3 (Optimism) | 0X350A791BFC2C21F9ED5D10980DAD2E2638FFA7F6-0X4200000000000000000000000000000000000006 | $25.35 0.0072688 Eth | $262,370.00 10,510.227 0X350A791BFC2C21F9ED5D10980DAD2E2638FFA7F6 | 0.0354% |
82 | BitMart | LINK-ETH | $25.39 0.0072808 Eth | $242,424.00 9,548.060 LINK | 0.0322% |
83 | Uniswap V3 (Polygon) | 0X53E0BCA35EC356BD5DDDFEBBD1FC0FD03FABAD39-0X7CEB23FD6BC0ADD59E62AC25578270CFF1B9F619 | $25.37 0.0072725 Eth | $226,040.00 9,036.681 0X53E0BCA35EC356BD5DDDFEBBD1FC0FD03FABAD39 | 0.0305% |
84 | BitStorage | LINK-ETH | $25.41 0.0072745 Eth | $223,097.00 8,779.210 LINK | 0.0296% |
85 | KuCoin | LINK-BTC | $25.32 0.0072583 Eth | $211,636.00 8,358.916 LINK | 0.0282% |
86 | Hotcoin | LINK-BTC | $25.32 0.0072620 Eth | $202,336.00 7,989.740 LINK | 0.0269% |
87 | Uniswap V3 (Arbitrum One) | 0XAF88D065E77C8CC2239327C5EDB3A432268E5831-0XF97F4DF75117A78C1A5A0DBB814AF92458539FB4 | $25.36 0.0072683 Eth | $196,684.00 191,591.042 0XAF88D065E77C8CC2239327C5EDB3A432268E5831 | 0.6461% |
88 | Uniswap V3 (Ethereum) | 0X514910771AF9CA656AF840DFF83E8264ECF986CA-0XA0B86991C6218B36C1D19D4A2E9EB0CE3606EB48 | $25.34 0.0072638 Eth | $196,096.00 7,957.158 0X514910771AF9CA656AF840DFF83E8264ECF986CA | 0.0268% |
89 | Uniswap V2 (Ethereum) | 0X514910771AF9CA656AF840DFF83E8264ECF986CA-0XC02AAA39B223FE8D0A0E5C4F27EAD9083C756CC2 | $25.51 0.0073161 Eth | $187,433.00 7,512.313 0X514910771AF9CA656AF840DFF83E8264ECF986CA | 0.0253% |
90 | HTX | LINK-BTC | $25.52 0.0073157 Eth | $183,687.00 7,248.305 LINK | 0.0244% |
91 | Kraken | LINK-GBP | $25.37 0.0072737 Eth | $178,469.00 7,034.084 LINK | 0.0237% |
92 | Bitso | LINK-USD | $25.30 0.0072507 Eth | $166,515.00 6,582.677 LINK | 0.0222% |
93 | BTCMarkets | LINK-AUD | $25.60 0.0073290 Eth | $161,558.00 6,310.337 LINK | 0.0213% |
94 | Uniswap V3 (Arbitrum One) | 0XF97F4DF75117A78C1A5A0DBB814AF92458539FB4-0X2F2A2543B76A4166549F7AAB2E75BEF0AEFC5B0F | $25.41 0.0072831 Eth | $143,545.00 5,704.767 0XF97F4DF75117A78C1A5A0DBB814AF92458539FB4 | 0.0192% |
95 | Bitexen | LINK-TRY | $25.26 0.0072419 Eth | $130,800.00 5,178.365 LINK | 0.0175% |
96 | PancakeSwap (v2) | 0XF8A0BF9CF54BB92F17374D9E9A321E6A111A51BD-0XBB4CDB9CBD36B01BD1CBAEBF2DE08D9173BC095C | $25.52 0.0073143 Eth | $101,386.00 4,073.877 0XF8A0BF9CF54BB92F17374D9E9A321E6A111A51BD | 0.0137% |
97 | Kanga | LINK-PLN | $25.40 0.0072791 Eth | $96,967.00 0.000 LINK | 0.0000% |
98 | Solidly V3 (Ethereum) | 0X514910771AF9CA656AF840DFF83E8264ECF986CA-0XC02AAA39B223FE8D0A0E5C4F27EAD9083C756CC2 | $25.40 0.0072814 Eth | $75,272.00 3,012.447 0X514910771AF9CA656AF840DFF83E8264ECF986CA | 0.0102% |
99 | Mercado Bitcoin | LINK-BRL | $25.58 0.0073323 Eth | $74,003.00 2,893.248 LINK | 0.0098% |
100 | Hotcoin | LINK-ETH | $25.38 0.0072779 Eth | $73,071.00 2,878.770 LINK | 0.0097% |
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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