ERC-20
Oracle
Overview
Max Total Supply
1,000,000,000 LINK
Holders
727,076 ( 0.022%)
Market
Price
$23.68 @ 0.007229 ETH (-4.62%)
Onchain Market Cap
$23,680,000,000.00
Circulating Supply Market Cap
$14,964,309,073.00
Other Info
Token Contract (WITH 18 Decimals)
Balance
0.969999 LINKValue
$22.97 ( ~0.00701236741049308 Eth) [0.0000%]Loading...
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# | Exchange | Pair | Price | 24H Volume | % Volume |
---|---|---|---|---|---|
1 | Coinbase Exchange | LINK-USD | $23.67 0.0072236 Eth | $85,298,605.00 3,603,963.380 LINK | 14.6059% |
2 | Bybit | LINK-USDT | $23.67 0.0072259 Eth | $47,440,886.00 1,955,667.165 LINK | 7.9258% |
3 | P2B | LINK-USDT | $23.67 0.0072299 Eth | $34,694,742.00 1,466,055.000 LINK | 5.9415% |
4 | Slex | LINK-USDT | $23.63 0.0072147 Eth | $24,363,708.00 1,003,910.850 LINK | 4.0686% |
5 | OKX | LINK-USDT | $23.66 0.0072243 Eth | $22,094,206.00 909,905.072 LINK | 3.6876% |
6 | DigiFinex | LINK-USDT | $23.68 0.0072296 Eth | $21,540,343.00 909,587.740 LINK | 3.6863% |
7 | Uniswap V3 (Ethereum) | 0X514910771AF9CA656AF840DFF83E8264ECF986CA-0XC02AAA39B223FE8D0A0E5C4F27EAD9083C756CC2 | $23.62 0.0072206 Eth | $19,844,914.00 832,485.600 0X514910771AF9CA656AF840DFF83E8264ECF986CA | 3.3738% |
8 | Gate.io | LINK-USDT | $23.68 0.0072289 Eth | $18,726,618.00 772,148.440 LINK | 3.1293% |
9 | XT.COM | LINK-USDT | $23.75 0.0072544 Eth | $17,639,962.00 727,069.380 LINK | 2.9466% |
10 | Azbit | LINK-USDT | $23.63 0.0072147 Eth | $17,511,154.00 721,751.263 LINK | 2.9251% |
11 | HTX | LINK-USDT | $23.69 0.0072333 Eth | $17,481,278.00 720,761.914 LINK | 2.9210% |
12 | Coinstore | LINK-USDT | $23.76 0.0072536 Eth | $15,151,297.00 624,813.980 LINK | 2.5322% |
13 | MEXC | LINK-USDT | $23.63 0.0072105 Eth | $14,861,838.00 629,034.880 LINK | 2.5493% |
14 | Bitunix | LINK-USDT | $23.67 0.0072285 Eth | $12,960,534.00 547,667.260 LINK | 2.2195% |
15 | CoinW | LINK-USDT | $23.66 0.0072244 Eth | $11,454,495.00 484,201.760 LINK | 1.9623% |
16 | Kraken | LINK-USD | $23.68 0.0072306 Eth | $10,016,733.00 423,062.003 LINK | 1.7146% |
17 | BYDFi | LINK-USDT | $23.66 0.0072246 Eth | $9,652,603.00 408,041.160 LINK | 1.6537% |
18 | BTSE | LINK-USDT | $23.60 0.0072045 Eth | $8,816,291.00 373,540.969 LINK | 1.5139% |
19 | LATOKEN | LINK-USDT | $23.79 0.0072641 Eth | $8,765,630.00 368,445.581 LINK | 1.4932% |
20 | KuCoin | LINK-USDT | $23.68 0.0072279 Eth | $8,645,197.00 365,049.615 LINK | 1.4794% |
21 | LBank | LINK-USDT | $23.64 0.0072202 Eth | $8,510,267.00 360,018.940 LINK | 1.4591% |
22 | Binance | LINK-USDC | $23.74 0.0072520 Eth | $8,413,589.00 347,344.560 LINK | 1.4077% |
23 | QMall | LINK-USDT | $23.68 0.0072329 Eth | $7,225,841.00 297,715.354 LINK | 1.2066% |
24 | Hotcoin | LINK-USDT | $23.68 0.0072334 Eth | $6,397,894.00 270,213.300 LINK | 1.0951% |
25 | Coinbase Exchange | LINK-EUR | $23.63 0.0072158 Eth | $6,029,095.00 255,130.410 LINK | 1.0340% |
26 | Coinbase Exchange | LINK-USDT | $23.72 0.0072421 Eth | $5,751,539.00 242,525.198 LINK | 0.9829% |
27 | Dex-Trade | LINK-USDT | $23.63 0.0072228 Eth | $5,506,530.00 233,024.880 LINK | 0.9444% |
28 | FMCPAY | LINK-USDT | $23.64 0.0072177 Eth | $4,562,559.00 187,711.518 LINK | 0.7607% |
29 | Uniswap V3 (Arbitrum One) | 0XF97F4DF75117A78C1A5A0DBB814AF92458539FB4-0X82AF49447D8A07E3BD95BD0D56F35241523FBAB1 | $23.63 0.0072166 Eth | $4,222,356.00 177,097.140 0XF97F4DF75117A78C1A5A0DBB814AF92458539FB4 | 0.7177% |
30 | CoinEx | LINK-USDT | $23.73 0.0072497 Eth | $4,111,173.00 169,956.709 LINK | 0.6888% |
31 | Bitvavo | LINK-EUR | $23.67 0.0072247 Eth | $3,849,924.00 162,681.831 LINK | 0.6593% |
32 | PointPay | LINK-USDT | $23.62 0.0072132 Eth | $2,792,527.00 115,128.580 LINK | 0.4666% |
33 | Biconomy.com | LINK-USDT | $23.65 0.0072235 Eth | $2,736,683.00 112,700.810 LINK | 0.4567% |
34 | Uniswap V3 (Polygon) | 0X53E0BCA35EC356BD5DDDFEBBD1FC0FD03FABAD39-0X0D500B1D8E8EF31E21C99D1DB9A6444D3ADF1270 | $23.66 0.0072268 Eth | $2,096,804.00 88,275.172 0X53E0BCA35EC356BD5DDDFEBBD1FC0FD03FABAD39 | 0.3578% |
35 | Phemex | LINK-USDT | $23.66 0.0072320 Eth | $1,946,592.00 82,275.720 LINK | 0.3334% |
36 | Coinbase Exchange | LINK-GBP | $23.66 0.0072251 Eth | $1,867,201.00 78,911.870 LINK | 0.3198% |
37 | FMCPAY | LINK-ETH | $23.63 0.0072209 Eth | $1,859,221.00 77,999.280 LINK | 0.3161% |
38 | FMCPAY | LINK-BTC | $23.66 0.0072288 Eth | $1,824,180.00 75,041.500 LINK | 0.3041% |
39 | ProBit Global | LINK-USDT | $23.65 0.0072205 Eth | $1,716,372.00 72,569.066 LINK | 0.2941% |
40 | Kraken | LINK-EUR | $23.61 0.0072090 Eth | $1,710,919.00 72,478.224 LINK | 0.2937% |
41 | AscendEX (BitMax) | LINK-USDT | $23.61 0.0072057 Eth | $1,670,434.00 70,752.300 LINK | 0.2867% |
42 | EXMO | LINK-USDT | $23.71 0.0072360 Eth | $1,646,240.00 69,436.025 LINK | 0.2814% |
43 | BitStorage | LINK-USDT | $23.62 0.0072141 Eth | $1,369,896.00 58,001.180 LINK | 0.2351% |
44 | Uniswap V3 (Arbitrum One) | 0XF97F4DF75117A78C1A5A0DBB814AF92458539FB4-0XFD086BC7CD5C481DCC9C85EBE478A1C0B69FCBB9 | $23.64 0.0072206 Eth | $1,284,074.00 52,910.004 0XF97F4DF75117A78C1A5A0DBB814AF92458539FB4 | 0.2144% |
45 | Bitbank | LINK-JPY | $23.71 0.0072404 Eth | $1,269,586.00 53,554.088 LINK | 0.2170% |
46 | Uniswap V3 (Polygon) | 0X53E0BCA35EC356BD5DDDFEBBD1FC0FD03FABAD39-0X7CEB23FD6BC0ADD59E62AC25578270CFF1B9F619 | $23.62 0.0072124 Eth | $1,229,642.00 51,521.945 0X53E0BCA35EC356BD5DDDFEBBD1FC0FD03FABAD39 | 0.2088% |
47 | Kraken | LINK-USDT | $23.67 0.0072300 Eth | $1,215,085.00 51,324.369 LINK | 0.2080% |
48 | Binance | LINK-TRY | $23.86 0.0072814 Eth | $1,151,159.00 47,227.000 LINK | 0.1914% |
49 | Uniswap V3 (Ethereum) | 0X1F9840A85D5AF5BF1D1762F925BDADDC4201F984-0X514910771AF9CA656AF840DFF83E8264ECF986CA | $23.62 0.0072206 Eth | $1,125,588.00 80,616.854 0X1F9840A85D5AF5BF1D1762F925BDADDC4201F984 | 0.3267% |
50 | PancakeSwap V3 (BSC) | 0XF8A0BF9CF54BB92F17374D9E9A321E6A111A51BD-0XBB4CDB9CBD36B01BD1CBAEBF2DE08D9173BC095C | $23.64 0.0072161 Eth | $1,116,215.00 46,064.799 0XF8A0BF9CF54BB92F17374D9E9A321E6A111A51BD | 0.1867% |
51 | Coinbase Exchange | LINK-ETH | $23.72 0.0072478 Eth | $1,078,936.00 45,477.620 LINK | 0.1843% |
52 | EarnBIT | LINK-USDT | $23.60 0.0072077 Eth | $1,034,764.00 42,657.327 LINK | 0.1729% |
53 | Gemini | LINK-USD | $23.69 0.0072310 Eth | $1,004,582.00 42,412.487 LINK | 0.1719% |
54 | Quickswap (v3) | 0X3C499C542CEF5E3811E1192CE70D8CC03D5C3359-0X53E0BCA35EC356BD5DDDFEBBD1FC0FD03FABAD39 | $23.62 0.0072149 Eth | $1,004,293.00 1,028,488.197 0X3C499C542CEF5E3811E1192CE70D8CC03D5C3359 | 4.1682% |
55 | Binance | LINK-EUR | $23.60 0.0072050 Eth | $997,623.00 41,327.070 LINK | 0.1675% |
56 | itBit | LINK-USD | $23.69 0.0072425 Eth | $991,092.00 41,835.873 LINK | 0.1695% |
57 | tanX | LINK-USDC | $23.69 0.0072364 Eth | $990,799.00 40,618.570 LINK | 0.1646% |
58 | Bybit | LINK-USDC | $23.68 0.0072292 Eth | $917,876.00 37,881.850 LINK | 0.1535% |
59 | BigONE | LINK-USDT | $23.68 0.0072355 Eth | $890,742.00 37,609.980 LINK | 0.1524% |
60 | Trubit | LINK-USDT | $23.60 0.0072071 Eth | $864,011.00 35,680.960 LINK | 0.1446% |
61 | LATOKEN | LINK-BTC | $23.68 0.0072360 Eth | $820,356.00 34,644.793 LINK | 0.1404% |
62 | QMall | LINK-USDC | $23.67 0.0072320 Eth | $689,334.00 28,470.579 LINK | 0.1154% |
63 | Uniswap V3 (Polygon) | 0X3C499C542CEF5E3811E1192CE70D8CC03D5C3359-0X53E0BCA35EC356BD5DDDFEBBD1FC0FD03FABAD39 | $23.62 0.0072124 Eth | $673,638.00 691,931.800 0X3C499C542CEF5E3811E1192CE70D8CC03D5C3359 | 2.8042% |
64 | Quickswap (v3) | 0X53E0BCA35EC356BD5DDDFEBBD1FC0FD03FABAD39-0X7CEB23FD6BC0ADD59E62AC25578270CFF1B9F619 | $23.61 0.0072129 Eth | $618,204.00 25,956.970 0X53E0BCA35EC356BD5DDDFEBBD1FC0FD03FABAD39 | 0.1052% |
65 | ProBit Global | LINK-BTC | $23.65 0.0072191 Eth | $605,692.00 25,614.171 LINK | 0.1038% |
66 | GMO Japan | LINK-JPY | $23.60 0.0072079 Eth | $579,269.00 24,547.300 LINK | 0.0995% |
67 | Bitso | LINK-USD | $23.63 0.0072164 Eth | $569,688.00 24,112.860 LINK | 0.0977% |
68 | Kraken | LINK-ETH | $23.64 0.0072193 Eth | $552,289.00 23,362.720 LINK | 0.0947% |
69 | Coinbase Exchange | LINK-BTC | $23.66 0.0072290 Eth | $454,366.00 19,202.020 LINK | 0.0778% |
70 | OKX | LINK-USDC | $23.67 0.0072268 Eth | $434,281.00 17,909.674 LINK | 0.0726% |
71 | Camelot V3 | 0XF97F4DF75117A78C1A5A0DBB814AF92458539FB4-0X82AF49447D8A07E3BD95BD0D56F35241523FBAB1 | $23.85 0.0072855 Eth | $428,429.00 17,986.759 0XF97F4DF75117A78C1A5A0DBB814AF92458539FB4 | 0.0729% |
72 | DeGate | 0X514910771AF9CA656AF840DFF83E8264ECF986CA-0XA0B86991C6218B36C1D19D4A2E9EB0CE3606EB48 | $23.68 0.0072356 Eth | $382,063.00 15,714.492 0X514910771AF9CA656AF840DFF83E8264ECF986CA | 0.0637% |
73 | BitDelta | LINK-USDT | $23.68 0.0072329 Eth | $338,866.00 13,962.000 LINK | 0.0566% |
74 | bitcastle | LINK-USDT | $23.65 0.0072208 Eth | $334,824.00 13,804.240 LINK | 0.0559% |
75 | Slex | LINK-ETH | $23.65 0.0072211 Eth | $326,280.00 13,658.620 LINK | 0.0554% |
76 | Uniswap V3 (Polygon) | 0X53E0BCA35EC356BD5DDDFEBBD1FC0FD03FABAD39-0X7CEB23FD6BC0ADD59E62AC25578270CFF1B9F619 | $23.67 0.0072272 Eth | $325,190.00 13,617.156 0X53E0BCA35EC356BD5DDDFEBBD1FC0FD03FABAD39 | 0.0552% |
77 | PointPay | LINK-BTC | $23.61 0.0072104 Eth | $320,461.00 13,161.384 LINK | 0.0533% |
78 | HashKey Exchange | LINK-USD | $23.72 0.0072438 Eth | $304,140.00 12,434.494 LINK | 0.0504% |
79 | BitMart | LINK-BTC | $23.67 0.0072270 Eth | $289,229.00 12,217.880 LINK | 0.0495% |
80 | BitStorage | LINK-ETH | $23.60 0.0072110 Eth | $276,554.00 11,716.700 LINK | 0.0475% |
81 | Bitvavo | LINK-USDC | $23.58 0.0072068 Eth | $250,268.00 10,613.829 LINK | 0.0430% |
82 | Kraken | LINK-GBP | $23.63 0.0072168 Eth | $237,718.00 10,059.398 LINK | 0.0408% |
83 | Hotcoin | LINK-BTC | $23.67 0.0072309 Eth | $231,895.00 9,797.560 LINK | 0.0397% |
84 | Uniswap V3 (Ethereum) | 0X514910771AF9CA656AF840DFF83E8264ECF986CA-0XA0B86991C6218B36C1D19D4A2E9EB0CE3606EB48 | $23.61 0.0072174 Eth | $231,706.00 9,490.575 0X514910771AF9CA656AF840DFF83E8264ECF986CA | 0.0385% |
85 | Uniswap V3 (Optimism) | 0X350A791BFC2C21F9ED5D10980DAD2E2638FFA7F6-0X4200000000000000000000000000000000000006 | $23.63 0.0072226 Eth | $222,337.00 9,339.391 0X350A791BFC2C21F9ED5D10980DAD2E2638FFA7F6 | 0.0378% |
86 | Uniswap V2 (Ethereum) | 0X514910771AF9CA656AF840DFF83E8264ECF986CA-0XC02AAA39B223FE8D0A0E5C4F27EAD9083C756CC2 | $23.63 0.0072133 Eth | $218,361.00 9,133.830 0X514910771AF9CA656AF840DFF83E8264ECF986CA | 0.0370% |
87 | Uniswap V3 (Polygon) | 0X53E0BCA35EC356BD5DDDFEBBD1FC0FD03FABAD39-0X2791BCA1F2DE4661ED88A30C99A7A9449AA84174 | $23.62 0.0072124 Eth | $207,327.00 8,551.394 0X53E0BCA35EC356BD5DDDFEBBD1FC0FD03FABAD39 | 0.0347% |
88 | Binance US | LINK-USDT | $23.64 0.0072151 Eth | $205,541.00 8,694.468 LINK | 0.0352% |
89 | KuCoin | LINK-USDC | $23.61 0.0072048 Eth | $196,852.00 8,338.931 LINK | 0.0338% |
90 | BYDFi | LINK-USDC | $23.70 0.0072338 Eth | $193,115.00 8,147.340 LINK | 0.0330% |
91 | Uniswap V3 (Arbitrum One) | 0XF97F4DF75117A78C1A5A0DBB814AF92458539FB4-0X2F2A2543B76A4166549F7AAB2E75BEF0AEFC5B0F | $23.62 0.0072125 Eth | $190,381.00 7,823.756 0XF97F4DF75117A78C1A5A0DBB814AF92458539FB4 | 0.0317% |
92 | Uniswap V3 (Arbitrum One) | 0XAF88D065E77C8CC2239327C5EDB3A432268E5831-0XF97F4DF75117A78C1A5A0DBB814AF92458539FB4 | $23.64 0.0072206 Eth | $177,321.00 181,762.854 0XAF88D065E77C8CC2239327C5EDB3A432268E5831 | 0.7366% |
93 | Binance | LINK-BRL | $23.84 0.0072834 Eth | $159,163.00 6,575.650 LINK | 0.0266% |
94 | CoinEx | LINK-USDC | $23.63 0.0072140 Eth | $155,678.00 6,470.066 LINK | 0.0262% |
95 | Mercado Bitcoin | LINK-BRL | $23.70 0.0072377 Eth | $146,077.00 6,162.739 LINK | 0.0250% |
96 | KuCoin | LINK-BTC | $23.61 0.0072047 Eth | $133,811.00 5,668.465 LINK | 0.0230% |
97 | BitMart | LINK-ETH | $23.69 0.0072322 Eth | $114,445.00 4,831.000 LINK | 0.0196% |
98 | Solidly V3 (Ethereum) | 0X514910771AF9CA656AF840DFF83E8264ECF986CA-0XC02AAA39B223FE8D0A0E5C4F27EAD9083C756CC2 | $23.71 0.0072430 Eth | $81,979.00 3,439.498 0X514910771AF9CA656AF840DFF83E8264ECF986CA | 0.0139% |
99 | Coins.ph | LINK-PHP | $23.75 0.0072565 Eth | $78,143.00 3,223.679 LINK | 0.0131% |
100 | HTX | LINK-BTC | $23.70 0.0072360 Eth | $30,447.00 1,248.431 LINK | 0.0051% |
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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