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ERC-20
Oracle
Overview
Max Total Supply
1,000,000,000 LINK
Holders
736,355 ( 0.018%)
Market
Price
$17.48 @ 0.006683 ETH (-8.82%)
Onchain Market Cap
$17,480,000,000.00
Circulating Supply Market Cap
$11,164,145,991.00
Other Info
Token Contract (WITH 18 Decimals)
Balance
52.236530737793930547 LINKValue
$913.09 ( ~0.34908729105842 Eth) [0.0000%]Loading...
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# | Exchange | Pair | Price | 24H Volume | % Volume |
---|---|---|---|---|---|
1 | ![]() | LINK-USD | $17.29 0.0065902 Eth | $28,945,206.00 1,673,907.380 LINK | 10.2142% |
2 | ![]() | LINK-USDT | $17.36 0.0066175 Eth | $28,332,003.00 1,536,055.875 LINK | 9.3730% |
3 | ![]() | LINK-USDT | $17.31 0.0066000 Eth | $19,335,642.00 1,046,094.975 LINK | 6.3833% |
4 | ![]() | LINK-USD | $17.32 0.0066001 Eth | $12,815,539.00 740,021.205 LINK | 4.5156% |
5 | ![]() | LINK-EUR | $17.38 0.0066083 Eth | $11,430,063.00 657,487.570 LINK | 4.0120% |
6 | ![]() | LINK-USDC | $17.41 0.0066182 Eth | $10,798,567.00 620,232.770 LINK | 3.7847% |
7 | ![]() | LINK-USDT | $17.30 0.0065967 Eth | $10,783,880.00 587,231.766 LINK | 3.5833% |
8 | ![]() | 0X514910771AF9CA656AF840DFF83E8264ECF986CA-0XC02AAA39B223FE8D0A0E5C4F27EAD9083C756CC2 | $17.56 0.0066846 Eth | $10,525,447.00 581,575.825 0X514910771AF9CA656AF840DFF83E8264ECF986CA | 3.5488% |
9 | ![]() | LINK-USDT | $17.30 0.0065953 Eth | $9,080,897.00 496,598.880 LINK | 3.0303% |
10 | ![]() | LINK-USDT | $17.32 0.0066050 Eth | $9,058,782.00 523,048.050 LINK | 3.1917% |
11 | ![]() | LINK-USDT | $17.33 0.0066057 Eth | $9,012,023.00 491,994.522 LINK | 3.0022% |
12 | ![]() | LINK-USDT | $17.44 0.0066268 Eth | $7,664,693.00 418,254.930 LINK | 2.5522% |
13 | ![]() | LINK-USDT | $17.37 0.0066185 Eth | $7,622,317.00 438,825.670 LINK | 2.6777% |
14 | ![]() | LINK-USDT | $17.31 0.0065954 Eth | $7,120,074.00 411,430.806 LINK | 2.5106% |
15 | ![]() | LINK-USDT | $17.48 0.0066314 Eth | $6,481,171.00 353,542.480 LINK | 2.1573% |
16 | ![]() | LINK-USDT | $17.38 0.0066194 Eth | $5,769,555.00 331,892.280 LINK | 2.0252% |
17 | ![]() | LINK-FDUSD | $17.24 0.0065759 Eth | $5,726,073.00 315,377.680 LINK | 1.9244% |
18 | ![]() | LINK-USDT | $17.43 0.0066222 Eth | $4,640,825.00 266,267.661 LINK | 1.6248% |
19 | ![]() | LINK-USDT | $17.42 0.0066205 Eth | $4,605,755.00 251,391.904 LINK | 1.5340% |
20 | ![]() | LINK-USDT | $17.36 0.0066060 Eth | $4,382,255.00 252,348.100 LINK | 1.5398% |
21 | ![]() | LINK-USDT | $17.38 0.0066164 Eth | $4,085,998.00 235,152.970 LINK | 1.4349% |
22 | ![]() | LINK-USDT | $17.39 0.0066118 Eth | $3,885,053.00 223,361.210 LINK | 1.3630% |
23 | ![]() | LINK-USDT | $17.40 0.0066129 Eth | $3,648,090.00 209,617.100 LINK | 1.2791% |
24 | ![]() | LINK-GBP | $17.29 0.0065931 Eth | $3,638,264.00 210,386.580 LINK | 1.2838% |
25 | ![]() | LINK-USDT | $17.37 0.0066125 Eth | $3,185,914.00 173,946.464 LINK | 1.0614% |
26 | ![]() | LINK-USDT | $17.30 0.0065984 Eth | $3,119,391.00 169,750.841 LINK | 1.0358% |
27 | ![]() | LINK-EUR | $17.38 0.0066241 Eth | $2,542,037.00 146,224.739 LINK | 0.8923% |
28 | ![]() | LINK-EUR | $17.30 0.0065961 Eth | $2,462,884.00 142,356.040 LINK | 0.8687% |
29 | ![]() | LINK-USDT | $17.42 0.0066168 Eth | $2,351,546.00 135,029.420 LINK | 0.8240% |
30 | ![]() | 0XF97F4DF75117A78C1A5A0DBB814AF92458539FB4-0X82AF49447D8A07E3BD95BD0D56F35241523FBAB1 | $17.50 0.0066605 Eth | $2,253,264.00 125,726.097 0XF97F4DF75117A78C1A5A0DBB814AF92458539FB4 | 0.7672% |
31 | ![]() | LINK-USDT | $17.43 0.0066238 Eth | $2,162,518.00 119,090.054 LINK | 0.7267% |
32 | ![]() | LINK-USDT | $17.36 0.0066056 Eth | $1,514,361.00 82,174.860 LINK | 0.5014% |
33 | ![]() | LINK-BTC | $17.32 0.0066005 Eth | $1,239,553.00 68,094.600 LINK | 0.4155% |
34 | ![]() | 0XF97F4DF75117A78C1A5A0DBB814AF92458539FB4-0X82AF49447D8A07E3BD95BD0D56F35241523FBAB1 | $17.27 0.0065745 Eth | $1,238,348.00 68,217.438 0XF97F4DF75117A78C1A5A0DBB814AF92458539FB4 | 0.4163% |
35 | ![]() | LINK-USDT | $17.35 0.0066083 Eth | $1,227,808.00 67,034.207 LINK | 0.4090% |
36 | ![]() | LINK-ETH | $17.53 0.0066496 Eth | $1,205,342.00 66,704.960 LINK | 0.4070% |
37 | ![]() | 0X53E0BCA35EC356BD5DDDFEBBD1FC0FD03FABAD39-0X7CEB23FD6BC0ADD59E62AC25578270CFF1B9F619 | $17.45 0.0066382 Eth | $1,113,590.00 60,848.167 0X53E0BCA35EC356BD5DDDFEBBD1FC0FD03FABAD39 | 0.3713% |
38 | ![]() | LINK-USD | $17.30 0.0065976 Eth | $975,042.00 56,360.815 LINK | 0.3439% |
39 | ![]() | LINK-USDC | $17.44 0.0066261 Eth | $822,564.00 44,687.140 LINK | 0.2727% |
40 | ![]() | LINK-USDT | $17.32 0.0066015 Eth | $784,980.00 42,558.290 LINK | 0.2597% |
41 | ![]() | LINK-USDT | $17.32 0.0066036 Eth | $776,885.00 44,853.268 LINK | 0.2737% |
42 | ![]() | LINK-USDT | $17.31 0.0066018 Eth | $764,248.00 44,148.320 LINK | 0.2694% |
43 | ![]() | LINK-BTC | $17.36 0.0066148 Eth | $674,227.00 38,837.560 LINK | 0.2370% |
44 | ![]() | 0X53E0BCA35EC356BD5DDDFEBBD1FC0FD03FABAD39-0X2791BCA1F2DE4661ED88A30C99A7A9449AA84174 | $17.39 0.0066186 Eth | $621,247.00 33,770.028 0X53E0BCA35EC356BD5DDDFEBBD1FC0FD03FABAD39 | 0.2061% |
45 | ![]() | LINK-BTC | $17.37 0.0066114 Eth | $607,764.00 34,984.634 LINK | 0.2135% |
46 | ![]() | LINK-JPY | $17.51 0.0066519 Eth | $604,247.00 34,513.916 LINK | 0.2106% |
47 | ![]() | LINK-USDT | $17.31 0.0066007 Eth | $593,853.00 34,300.990 LINK | 0.2093% |
48 | ![]() | 0X53E0BCA35EC356BD5DDDFEBBD1FC0FD03FABAD39-0X0D500B1D8E8EF31E21C99D1DB9A6444D3ADF1270 | $17.42 0.0066269 Eth | $587,836.00 33,620.224 0X53E0BCA35EC356BD5DDDFEBBD1FC0FD03FABAD39 | 0.2052% |
49 | ![]() | LINK-EUR | $17.51 0.0066413 Eth | $576,593.00 31,696.030 LINK | 0.1934% |
50 | ![]() | 0X53E0BCA35EC356BD5DDDFEBBD1FC0FD03FABAD39-0X7CEB23FD6BC0ADD59E62AC25578270CFF1B9F619 | $17.43 0.0066314 Eth | $565,346.00 31,460.319 0X53E0BCA35EC356BD5DDDFEBBD1FC0FD03FABAD39 | 0.1920% |
51 | ![]() | 0X3C499C542CEF5E3811E1192CE70D8CC03D5C3359-0X53E0BCA35EC356BD5DDDFEBBD1FC0FD03FABAD39 | $17.43 0.0066314 Eth | $549,022.00 583,577.459 0X3C499C542CEF5E3811E1192CE70D8CC03D5C3359 | 3.5610% |
52 | ![]() | LINK-USDT | $17.35 0.0065913 Eth | $510,321.00 29,419.240 LINK | 0.1795% |
53 | ![]() | 0X1F9840A85D5AF5BF1D1762F925BDADDC4201F984-0X514910771AF9CA656AF840DFF83E8264ECF986CA | $17.41 0.0066288 Eth | $442,695.00 48,756.482 0X1F9840A85D5AF5BF1D1762F925BDADDC4201F984 | 0.2975% |
54 | ![]() | 0XAF88D065E77C8CC2239327C5EDB3A432268E5831-0XF97F4DF75117A78C1A5A0DBB814AF92458539FB4 | $17.50 0.0066605 Eth | $427,463.00 442,201.320 0XAF88D065E77C8CC2239327C5EDB3A432268E5831 | 2.6983% |
55 | ![]() | 0XF97F4DF75117A78C1A5A0DBB814AF92458539FB4-0XFD086BC7CD5C481DCC9C85EBE478A1C0B69FCBB9 | $17.50 0.0066605 Eth | $394,692.00 21,418.331 0XF97F4DF75117A78C1A5A0DBB814AF92458539FB4 | 0.1307% |
56 | ![]() | LINK-USDC | $17.36 0.0066087 Eth | $394,213.00 21,535.760 LINK | 0.1314% |
57 | ![]() | 0X53E0BCA35EC356BD5DDDFEBBD1FC0FD03FABAD39-0X7CEB23FD6BC0ADD59E62AC25578270CFF1B9F619 | $17.39 0.0066186 Eth | $368,106.00 20,524.052 0X53E0BCA35EC356BD5DDDFEBBD1FC0FD03FABAD39 | 0.1252% |
58 | ![]() | LINK-TRY | $17.43 0.0066246 Eth | $362,161.00 19,799.600 LINK | 0.1208% |
59 | ![]() | LINK-USD | $17.42 0.0066218 Eth | $360,760.00 20,709.535 LINK | 0.1264% |
60 | ![]() | LINK-USDC | $17.33 0.0066032 Eth | $308,253.00 17,001.640 LINK | 0.1037% |
61 | ![]() | LINK-USDT | $17.33 0.0066061 Eth | $295,686.00 16,078.000 LINK | 0.0981% |
62 | ![]() | LINK-USDT | $17.30 0.0065946 Eth | $295,365.00 17,069.668 LINK | 0.1042% |
63 | ![]() | LINK-USDT | $17.41 0.0066014 Eth | $252,910.00 14,523.083 LINK | 0.0886% |
64 | ![]() | LINK-ETH | $17.36 0.0066131 Eth | $235,044.00 13,542.670 LINK | 0.0826% |
65 | ![]() | LINK-BTC | $17.38 0.0066168 Eth | $233,814.00 13,455.420 LINK | 0.0821% |
66 | ![]() | LINK-JPY | $17.39 0.0066252 Eth | $231,026.00 13,286.900 LINK | 0.0811% |
67 | ![]() | 0X514910771AF9CA656AF840DFF83E8264ECF986CA-0XA0B86991C6218B36C1D19D4A2E9EB0CE3606EB48 | $17.41 0.0066305 Eth | $226,031.00 12,267.089 0X514910771AF9CA656AF840DFF83E8264ECF986CA | 0.0749% |
68 | ![]() | LINK-TRY | $17.63 0.0067017 Eth | $190,263.00 10,244.010 LINK | 0.0625% |
69 | ![]() | LINK-EUR | $17.51 0.0066268 Eth | $184,543.00 10,540.890 LINK | 0.0643% |
70 | ![]() | LINK-ETH | $17.46 0.0066322 Eth | $177,288.00 9,931.850 LINK | 0.0606% |
71 | ![]() | LINK-USDT | $17.29 0.0065942 Eth | $162,176.00 8,844.140 LINK | 0.0540% |
72 | ![]() | LINK-BTC | $17.64 0.0067266 Eth | $161,315.00 9,145.816 LINK | 0.0558% |
73 | ![]() | LINK-TRY | $17.45 0.0066298 Eth | $159,101.00 8,629.460 LINK | 0.0527% |
74 | ![]() | 0X514910771AF9CA656AF840DFF83E8264ECF986CA-0XA0B86991C6218B36C1D19D4A2E9EB0CE3606EB48 | $17.46 0.0066260 Eth | $157,772.00 8,565.748 0X514910771AF9CA656AF840DFF83E8264ECF986CA | 0.0523% |
75 | ![]() | LINK-BTC | $17.39 0.0066196 Eth | $146,608.00 8,428.620 LINK | 0.0514% |
76 | ![]() | LINK-BTC | $17.33 0.0066066 Eth | $138,256.00 7,975.600 LINK | 0.0487% |
77 | ![]() | 0XF97F4DF75117A78C1A5A0DBB814AF92458539FB4-0X2F2A2543B76A4166549F7AAB2E75BEF0AEFC5B0F | $17.54 0.0066738 Eth | $131,003.00 7,200.445 0XF97F4DF75117A78C1A5A0DBB814AF92458539FB4 | 0.0439% |
78 | ![]() | 0X350A791BFC2C21F9ED5D10980DAD2E2638FFA7F6-0X4200000000000000000000000000000000000006 | $17.54 0.0066747 Eth | $130,433.00 7,287.485 0X350A791BFC2C21F9ED5D10980DAD2E2638FFA7F6 | 0.0445% |
79 | ![]() | LINK-USDC | $17.41 0.0066167 Eth | $128,195.00 7,361.790 LINK | 0.0449% |
80 | ![]() | LINK-USD | $17.41 0.0066180 Eth | $117,859.00 6,769.591 LINK | 0.0413% |
81 | ![]() | LINK-THB | $17.64 0.0067018 Eth | $103,165.00 5,847.821 LINK | 0.0357% |
82 | ![]() | 0XAF88D065E77C8CC2239327C5EDB3A432268E5831-0XF97F4DF75117A78C1A5A0DBB814AF92458539FB4 | $17.50 0.0066605 Eth | $91,406.00 96,826.974 0XAF88D065E77C8CC2239327C5EDB3A432268E5831 | 0.5908% |
83 | ![]() | LINK-USDC | $17.32 0.0066004 Eth | $86,830.00 5,013.649 LINK | 0.0306% |
84 | ![]() | LINK-AUD | $17.39 0.0066243 Eth | $76,389.00 4,393.937 LINK | 0.0268% |
85 | ![]() | LINK-PLN | $17.61 0.0067109 Eth | $67,100.00 0.000 LINK | 0.0000% |
86 | ![]() | 0X53E0BCA35EC356BD5DDDFEBBD1FC0FD03FABAD39-0X7CEB23FD6BC0ADD59E62AC25578270CFF1B9F619 | $17.35 0.0066146 Eth | $66,970.00 3,728.557 0X53E0BCA35EC356BD5DDDFEBBD1FC0FD03FABAD39 | 0.0228% |
87 | ![]() | LINK-ETH | $17.36 0.0066112 Eth | $66,562.00 3,833.720 LINK | 0.0234% |
88 | ![]() | 0X5947BB275C521040051D82396192181B413227A3-0XB31F66AA3C1E785363F0875A1B74E27B85FD66C7 | $17.47 0.0066473 Eth | $63,195.00 3,683.143 0X5947BB275C521040051D82396192181B413227A3 | 0.0225% |
89 | ![]() | LINK-GBP | $17.37 0.0066239 Eth | $58,116.00 3,345.971 LINK | 0.0204% |
90 | ![]() | LINK-BTC | $17.43 0.0066271 Eth | $54,621.00 3,133.027 LINK | 0.0191% |
91 | ![]() | 0X514910771AF9CA656AF840DFF83E8264ECF986CA-0XC02AAA39B223FE8D0A0E5C4F27EAD9083C756CC2 | $17.34 0.0066025 Eth | $53,604.00 2,994.207 0X514910771AF9CA656AF840DFF83E8264ECF986CA | 0.0183% |
92 | ![]() | 0X514910771AF9CA656AF840DFF83E8264ECF986CA-0XDAC17F958D2EE523A2206206994597C13D831EC7 | $17.44 0.0066417 Eth | $43,066.00 2,330.184 0X514910771AF9CA656AF840DFF83E8264ECF986CA | 0.0142% |
93 | ![]() | LINK-BTC | $17.31 0.0065979 Eth | $42,445.00 2,451.743 LINK | 0.0150% |
94 | ![]() | LINK-BTC | $17.50 0.0066515 Eth | $40,436.00 2,180.862 LINK | 0.0133% |
95 | ![]() | LINK-ETH | $17.51 0.0066312 Eth | $38,326.00 2,188.770 LINK | 0.0134% |
96 | ![]() | LINK-BRL | $17.54 0.0066863 Eth | $31,868.00 1,817.120 LINK | 0.0111% |
97 | ![]() | LINK-ETH | $17.44 0.0066263 Eth | $29,697.00 1,702.550 LINK | 0.0104% |
98 | ![]() | 0X53E0BCA35EC356BD5DDDFEBBD1FC0FD03FABAD39-0X0D500B1D8E8EF31E21C99D1DB9A6444D3ADF1270 | $17.42 0.0066270 Eth | $24,531.00 1,400.885 0X53E0BCA35EC356BD5DDDFEBBD1FC0FD03FABAD39 | 0.0085% |
99 | ![]() | 0X53E0BCA35EC356BD5DDDFEBBD1FC0FD03FABAD39-0XC2132D05D31C914A87C6611C10748AEB04B58E8F | $17.43 0.0066215 Eth | $23,735.00 1,288.097 0X53E0BCA35EC356BD5DDDFEBBD1FC0FD03FABAD39 | 0.0079% |
100 | ![]() | LINK-PLN | $17.68 0.0067166 Eth | $11,848.13 670.127 LINK | 0.0041% |
Contract Source Code Verified (Exact Match)
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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