ERC-20
Oracle
Overview
Max Total Supply
1,000,000,000 LINK
Holders
731,901 ( -0.007%)
Market
Price
$23.12 @ 0.007420 ETH (-4.53%)
Onchain Market Cap
$23,120,000,000.00
Circulating Supply Market Cap
$14,789,985,942.00
Other Info
Token Contract (WITH 18 Decimals)
Filtered by Token Holder
Binance Dep: 0xaD315435371238e2d5Cb19848c591D7176ACb645Balance
0 LINKValue
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# | Exchange | Pair | Price | 24H Volume | % Volume |
---|---|---|---|---|---|
1 | Binance | LINK-USDT | $23.25 0.0074589 Eth | $102,753,623.00 4,348,880.210 LINK | 20.4740% |
2 | Coinbase Exchange | LINK-USD | $23.09 0.0074087 Eth | $54,115,042.00 2,343,758.590 LINK | 11.0342% |
3 | Bybit | LINK-USDT | $23.09 0.0074075 Eth | $39,246,447.00 1,669,054.644 LINK | 7.8577% |
4 | Slex | LINK-USDT | $23.29 0.0074690 Eth | $22,578,224.00 953,544.490 LINK | 4.4892% |
5 | P2B | LINK-USDT | $23.10 0.0074120 Eth | $20,786,298.00 899,923.760 LINK | 4.2367% |
6 | OKX | LINK-USDT | $23.08 0.0074064 Eth | $15,334,929.00 648,492.189 LINK | 3.0530% |
7 | HTX | LINK-USDT | $23.09 0.0074091 Eth | $13,884,875.00 586,076.263 LINK | 2.7592% |
8 | Gate.io | LINK-USDT | $23.08 0.0074041 Eth | $13,513,827.00 573,934.300 LINK | 2.7020% |
9 | DigiFinex | LINK-USDT | $23.07 0.0074041 Eth | $12,787,602.00 554,237.960 LINK | 2.6093% |
10 | Uniswap V3 (Ethereum) | 0X514910771AF9CA656AF840DFF83E8264ECF986CA-0XC02AAA39B223FE8D0A0E5C4F27EAD9083C756CC2 | $23.09 0.0074152 Eth | $11,800,673.00 505,753.164 0X514910771AF9CA656AF840DFF83E8264ECF986CA | 2.3810% |
11 | XT.COM | LINK-USDT | $23.09 0.0074099 Eth | $10,256,418.00 434,201.980 LINK | 2.0442% |
12 | Azbit | LINK-USDT | $23.09 0.0074089 Eth | $10,140,325.00 429,323.605 LINK | 2.0212% |
13 | MEXC | LINK-USDT | $23.05 0.0074003 Eth | $9,989,281.00 433,376.100 LINK | 2.0403% |
14 | Kraken | LINK-USD | $23.10 0.0074145 Eth | $9,385,672.00 406,225.060 LINK | 1.9125% |
15 | KuCoin | LINK-USDT | $23.08 0.0074073 Eth | $9,094,042.00 393,938.026 LINK | 1.8546% |
16 | Coinstore | LINK-USDT | $23.03 0.0073908 Eth | $9,018,466.00 382,344.250 LINK | 1.8000% |
17 | Binance | LINK-FDUSD | $23.08 0.0074071 Eth | $8,639,137.00 365,810.800 LINK | 1.7222% |
18 | Bitunix | LINK-USDT | $23.04 0.0073987 Eth | $7,866,821.00 341,295.040 LINK | 1.6068% |
19 | Binance | LINK-USDC | $23.10 0.0074114 Eth | $6,984,059.00 296,868.450 LINK | 1.3976% |
20 | CoinW | LINK-USDT | $23.11 0.0074137 Eth | $6,638,663.00 287,315.920 LINK | 1.3527% |
21 | BTSE | LINK-USDT | $23.05 0.0073998 Eth | $5,833,050.00 253,045.849 LINK | 1.1913% |
22 | BYDFi | LINK-USDT | $23.15 0.0074389 Eth | $5,618,186.00 242,682.880 LINK | 1.1425% |
23 | Hotcoin | LINK-USDT | $23.05 0.0073965 Eth | $5,196,989.00 225,478.600 LINK | 1.0615% |
24 | LATOKEN | LINK-USDT | $23.05 0.0074006 Eth | $5,083,866.00 220,522.974 LINK | 1.0382% |
25 | LBank | LINK-USDT | $23.05 0.0074003 Eth | $4,893,576.00 212,303.460 LINK | 0.9995% |
26 | Coinbase Exchange | LINK-EUR | $23.08 0.0074133 Eth | $4,629,996.00 200,570.880 LINK | 0.9443% |
27 | Bitvavo | LINK-EUR | $23.14 0.0074301 Eth | $4,127,104.00 178,334.370 LINK | 0.8396% |
28 | QMall | LINK-USDT | $23.08 0.0074067 Eth | $4,010,376.00 170,097.797 LINK | 0.8008% |
29 | FMCPAY | LINK-USDT | $23.23 0.0074521 Eth | $3,933,155.00 166,986.924 LINK | 0.7862% |
30 | Dex-Trade | LINK-USDT | $23.08 0.0074056 Eth | $3,212,266.00 139,192.560 LINK | 0.6553% |
31 | CoinEx | LINK-USDT | $23.10 0.0074133 Eth | $2,332,261.00 98,930.710 LINK | 0.4658% |
32 | Biconomy.com | LINK-USDT | $23.05 0.0074029 Eth | $2,268,158.00 95,976.740 LINK | 0.4518% |
33 | Coinbase Exchange | LINK-USDT | $23.06 0.0074048 Eth | $2,158,019.00 93,567.810 LINK | 0.4405% |
34 | Coinbase Exchange | LINK-GBP | $23.03 0.0073971 Eth | $2,123,019.00 92,170.110 LINK | 0.4339% |
35 | PointPay | LINK-USDT | $23.09 0.0074089 Eth | $1,599,566.00 67,856.503 LINK | 0.3195% |
36 | FMCPAY | LINK-ETH | $23.10 0.0074122 Eth | $1,595,190.00 68,386.080 LINK | 0.3220% |
37 | FMCPAY | LINK-BTC | $23.09 0.0074125 Eth | $1,562,844.00 66,568.800 LINK | 0.3134% |
38 | Uniswap V3 (Arbitrum One) | 0XF97F4DF75117A78C1A5A0DBB814AF92458539FB4-0X82AF49447D8A07E3BD95BD0D56F35241523FBAB1 | $23.02 0.0073918 Eth | $1,337,689.00 57,755.715 0XF97F4DF75117A78C1A5A0DBB814AF92458539FB4 | 0.2719% |
39 | WhiteBIT | LINK-TRY | $23.17 0.0074331 Eth | $1,269,464.00 54,799.470 LINK | 0.2580% |
40 | Phemex | LINK-USDT | $23.08 0.0074057 Eth | $1,203,264.00 52,134.120 LINK | 0.2454% |
41 | EXMO | LINK-USDT | $23.12 0.0074197 Eth | $1,039,442.00 44,962.687 LINK | 0.2117% |
42 | WhiteBIT | LINK-BTC | $23.22 0.0074508 Eth | $979,106.00 42,158.880 LINK | 0.1985% |
43 | Gemini | LINK-USD | $23.08 0.0074081 Eth | $963,012.00 41,716.083 LINK | 0.1964% |
44 | Binance | LINK-TRY | $23.33 0.0074975 Eth | $875,026.00 36,931.610 LINK | 0.1739% |
45 | BitStorage | LINK-USDT | $23.10 0.0074121 Eth | $823,901.00 35,666.490 LINK | 0.1679% |
46 | Bybit | LINK-USDC | $23.14 0.0074251 Eth | $822,998.00 34,912.691 LINK | 0.1644% |
47 | Trubit | LINK-USDT | $23.09 0.0074088 Eth | $775,500.00 32,954.940 LINK | 0.1551% |
48 | Camelot V3 | 0XF97F4DF75117A78C1A5A0DBB814AF92458539FB4-0X82AF49447D8A07E3BD95BD0D56F35241523FBAB1 | $23.20 0.0074493 Eth | $757,040.00 32,692.174 0XF97F4DF75117A78C1A5A0DBB814AF92458539FB4 | 0.1539% |
49 | Uniswap V3 (Polygon) | 0X53E0BCA35EC356BD5DDDFEBBD1FC0FD03FABAD39-0X0D500B1D8E8EF31E21C99D1DB9A6444D3ADF1270 | $23.10 0.0074151 Eth | $743,888.00 32,140.843 0X53E0BCA35EC356BD5DDDFEBBD1FC0FD03FABAD39 | 0.1513% |
50 | Binance | LINK-EUR | $23.26 0.0074690 Eth | $741,001.00 31,147.770 LINK | 0.1466% |
51 | Uniswap V3 (Polygon) | 0X53E0BCA35EC356BD5DDDFEBBD1FC0FD03FABAD39-0X7CEB23FD6BC0ADD59E62AC25578270CFF1B9F619 | $23.06 0.0074021 Eth | $735,444.00 31,558.047 0X53E0BCA35EC356BD5DDDFEBBD1FC0FD03FABAD39 | 0.1486% |
52 | BigONE | LINK-USDT | $23.14 0.0074262 Eth | $715,293.00 30,906.030 LINK | 0.1455% |
53 | Bitbank | LINK-JPY | $23.20 0.0074499 Eth | $712,268.00 30,703.669 LINK | 0.1445% |
54 | EarnBIT | LINK-USDT | $23.04 0.0073945 Eth | $700,395.00 29,708.715 LINK | 0.1399% |
55 | Coinbase Exchange | LINK-BTC | $23.09 0.0074122 Eth | $646,406.00 27,992.030 LINK | 0.1318% |
56 | OKX | LINK-USDC | $23.04 0.0073939 Eth | $568,445.00 24,035.519 LINK | 0.1132% |
57 | WhiteBIT | LINK-EUR | $23.12 0.0074201 Eth | $564,864.00 24,432.740 LINK | 0.1150% |
58 | QMall | LINK-USDC | $23.07 0.0074057 Eth | $557,855.00 23,706.937 LINK | 0.1116% |
59 | Uniswap V3 (Arbitrum One) | 0XF97F4DF75117A78C1A5A0DBB814AF92458539FB4-0XFD086BC7CD5C481DCC9C85EBE478A1C0B69FCBB9 | $23.03 0.0073947 Eth | $528,277.00 22,619.625 0XF97F4DF75117A78C1A5A0DBB814AF92458539FB4 | 0.1065% |
60 | Quickswap (v3) | 0X53E0BCA35EC356BD5DDDFEBBD1FC0FD03FABAD39-0X7CEB23FD6BC0ADD59E62AC25578270CFF1B9F619 | $23.08 0.0074128 Eth | $445,632.00 19,078.735 0X53E0BCA35EC356BD5DDDFEBBD1FC0FD03FABAD39 | 0.0898% |
61 | HashKey Exchange | LINK-USD | $23.20 0.0074434 Eth | $442,432.00 18,611.799 LINK | 0.0876% |
62 | Uniswap V3 (Polygon) | 0X3C499C542CEF5E3811E1192CE70D8CC03D5C3359-0X53E0BCA35EC356BD5DDDFEBBD1FC0FD03FABAD39 | $23.10 0.0074151 Eth | $436,871.00 445,455.074 0X3C499C542CEF5E3811E1192CE70D8CC03D5C3359 | 2.0972% |
63 | Uniswap V3 (Polygon) | 0X53E0BCA35EC356BD5DDDFEBBD1FC0FD03FABAD39-0X7CEB23FD6BC0ADD59E62AC25578270CFF1B9F619 | $23.09 0.0074118 Eth | $419,218.00 17,985.955 0X53E0BCA35EC356BD5DDDFEBBD1FC0FD03FABAD39 | 0.0847% |
64 | GMO Japan | LINK-JPY | $23.18 0.0074409 Eth | $396,328.00 17,098.400 LINK | 0.0805% |
65 | Slex | LINK-ETH | $23.28 0.0074658 Eth | $380,820.00 16,304.530 LINK | 0.0768% |
66 | itBit | LINK-USD | $23.12 0.0074204 Eth | $380,313.00 16,449.529 LINK | 0.0774% |
67 | Tokpie | LINK-USDT | $23.26 0.0074652 Eth | $370,331.00 15,923.028 LINK | 0.0750% |
68 | LATOKEN | LINK-BTC | $23.08 0.0074098 Eth | $366,031.00 15,857.561 LINK | 0.0747% |
69 | Uniswap V3 (Ethereum) | 0X1F9840A85D5AF5BF1D1762F925BDADDC4201F984-0X514910771AF9CA656AF840DFF83E8264ECF986CA | $23.09 0.0074152 Eth | $331,431.00 29,611.430 0X1F9840A85D5AF5BF1D1762F925BDADDC4201F984 | 0.1394% |
70 | Coinbase Exchange | LINK-ETH | $23.24 0.0074601 Eth | $331,275.00 14,255.100 LINK | 0.0671% |
71 | BitDelta | LINK-USDT | $23.07 0.0074035 Eth | $299,009.00 12,645.000 LINK | 0.0595% |
72 | Bitso | LINK-USD | $23.07 0.0074030 Eth | $274,262.00 11,890.490 LINK | 0.0560% |
73 | BitMart | LINK-BTC | $23.08 0.0074095 Eth | $268,393.00 11,626.680 LINK | 0.0547% |
74 | Uniswap V3 (Polygon) | 0X53E0BCA35EC356BD5DDDFEBBD1FC0FD03FABAD39-0X2791BCA1F2DE4661ED88A30C99A7A9449AA84174 | $23.10 0.0074151 Eth | $237,361.00 10,055.857 0X53E0BCA35EC356BD5DDDFEBBD1FC0FD03FABAD39 | 0.0473% |
75 | Bitci TR | LINK-TRY | $23.25 0.0074623 Eth | $235,717.00 9,937.904 LINK | 0.0468% |
76 | Uniswap V3 (Optimism) | 0X350A791BFC2C21F9ED5D10980DAD2E2638FFA7F6-0X4200000000000000000000000000000000000006 | $23.17 0.0074397 Eth | $199,897.00 8,698.732 0X350A791BFC2C21F9ED5D10980DAD2E2638FFA7F6 | 0.0410% |
77 | Hotcoin | LINK-BTC | $23.07 0.0074073 Eth | $192,649.00 8,350.000 LINK | 0.0393% |
78 | BitStorage | LINK-ETH | $23.11 0.0074165 Eth | $191,380.00 8,281.980 LINK | 0.0390% |
79 | CoinTR | LINK-TRY | $23.13 0.0074222 Eth | $178,862.00 7,535.500 LINK | 0.0355% |
80 | DeGate | 0X514910771AF9CA656AF840DFF83E8264ECF986CA-0XA0B86991C6218B36C1D19D4A2E9EB0CE3606EB48 | $23.07 0.0074045 Eth | $178,675.00 7,531.239 0X514910771AF9CA656AF840DFF83E8264ECF986CA | 0.0355% |
81 | BYDFi | LINK-USDC | $23.26 0.0074627 Eth | $165,672.00 7,122.220 LINK | 0.0335% |
82 | Uniswap V3 (Ethereum) | 0X514910771AF9CA656AF840DFF83E8264ECF986CA-0XA0B86991C6218B36C1D19D4A2E9EB0CE3606EB48 | $23.11 0.0074202 Eth | $156,021.00 6,629.350 0X514910771AF9CA656AF840DFF83E8264ECF986CA | 0.0312% |
83 | KuCoin | LINK-USDC | $23.08 0.0074053 Eth | $142,747.00 6,185.177 LINK | 0.0291% |
84 | OKX | LINK-EUR | $23.27 0.0074658 Eth | $136,405.00 5,781.394 LINK | 0.0272% |
85 | Kanga | LINK-PLN | $23.22 0.0074500 Eth | $136,100.00 0.000 LINK | 0.0000% |
86 | PointPay | LINK-BTC | $23.09 0.0074120 Eth | $131,934.00 5,645.398 LINK | 0.0266% |
87 | Uniswap V3 (Arbitrum One) | 0XAF88D065E77C8CC2239327C5EDB3A432268E5831-0XF97F4DF75117A78C1A5A0DBB814AF92458539FB4 | $23.02 0.0073918 Eth | $125,725.00 127,020.765 0XAF88D065E77C8CC2239327C5EDB3A432268E5831 | 0.5980% |
88 | Solidly V3 (Ethereum) | 0X514910771AF9CA656AF840DFF83E8264ECF986CA-0XC02AAA39B223FE8D0A0E5C4F27EAD9083C756CC2 | $23.25 0.0074632 Eth | $116,087.00 4,993.751 0X514910771AF9CA656AF840DFF83E8264ECF986CA | 0.0235% |
89 | Bitkub | LINK-THB | $23.39 0.0075060 Eth | $107,911.00 4,613.952 LINK | 0.0217% |
90 | Quickswap (v3) | 0X3C499C542CEF5E3811E1192CE70D8CC03D5C3359-0X53E0BCA35EC356BD5DDDFEBBD1FC0FD03FABAD39 | $23.11 0.0074212 Eth | $99,447.00 101,521.226 0X3C499C542CEF5E3811E1192CE70D8CC03D5C3359 | 0.4780% |
91 | Binance US | LINK-USDT | $23.10 0.0074120 Eth | $96,873.00 4,194.039 LINK | 0.0197% |
92 | Mercado Bitcoin | LINK-BRL | $23.04 0.0073951 Eth | $73,472.00 3,188.992 LINK | 0.0150% |
93 | Nonkyc.io | LINK-BTC | $23.00 0.0073831 Eth | $65,451.00 2,789.350 LINK | 0.0131% |
94 | PancakeSwap (v2) | 0XF8A0BF9CF54BB92F17374D9E9A321E6A111A51BD-0XBB4CDB9CBD36B01BD1CBAEBF2DE08D9173BC095C | $23.18 0.0074374 Eth | $60,911.00 2,581.762 0XF8A0BF9CF54BB92F17374D9E9A321E6A111A51BD | 0.0122% |
95 | Hotcoin | LINK-ETH | $23.09 0.0074145 Eth | $59,760.00 2,588.370 LINK | 0.0122% |
96 | BTCMarkets | LINK-AUD | $23.24 0.0074576 Eth | $59,480.00 2,559.253 LINK | 0.0120% |
97 | Uniswap V3 (Arbitrum One) | 0XF97F4DF75117A78C1A5A0DBB814AF92458539FB4-0XFA7F8980B0F1E64A2062791CC3B0871572F1F7F0 | $23.07 0.0074034 Eth | $59,433.00 2,509.041 0XF97F4DF75117A78C1A5A0DBB814AF92458539FB4 | 0.0118% |
98 | Uniswap V3 (Arbitrum One) | 0XF97F4DF75117A78C1A5A0DBB814AF92458539FB4-0X2F2A2543B76A4166549F7AAB2E75BEF0AEFC5B0F | $23.06 0.0074052 Eth | $52,453.00 2,253.921 0XF97F4DF75117A78C1A5A0DBB814AF92458539FB4 | 0.0106% |
99 | OKX | LINK-USD | $23.08 0.0074041 Eth | $42,821.00 1,806.176 LINK | 0.0085% |
100 | Dex-Trade | LINK-ETH | $23.20 0.0074445 Eth | $25,627.00 1,104.860 LINK | 0.0052% |
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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