ERC-20
Oracle
Overview
Max Total Supply
1,000,000,000 LINK
Holders
732,625 ( 0.001%)
Market
Price
$18.69 @ 0.006913 ETH (-4.06%)
Onchain Market Cap
$18,690,000,000.00
Circulating Supply Market Cap
$11,928,071,037.00
Other Info
Token Contract (WITH 18 Decimals)
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# | Exchange | Pair | Price | 24H Volume | % Volume |
---|---|---|---|---|---|
1 | Binance | LINK-USDT | $18.55 0.0068553 Eth | $86,496,303.00 4,491,068.440 LINK | 21.3753% |
2 | Coinbase Exchange | LINK-USD | $18.57 0.0068601 Eth | $42,326,754.00 2,279,308.250 LINK | 10.8484% |
3 | Bybit | LINK-USDT | $18.58 0.0068663 Eth | $35,692,020.00 1,848,463.391 LINK | 8.7978% |
4 | Slex | LINK-USDT | $18.66 0.0068957 Eth | $18,386,017.00 946,894.020 LINK | 4.5068% |
5 | HTX | LINK-USDT | $18.55 0.0068582 Eth | $15,775,795.00 814,421.768 LINK | 3.8763% |
6 | Gate.io | LINK-USDT | $18.62 0.0068771 Eth | $14,080,505.00 729,597.560 LINK | 3.4725% |
7 | OKX | LINK-USDT | $18.57 0.0068647 Eth | $11,140,044.00 578,127.672 LINK | 2.7516% |
8 | Uniswap V3 (Ethereum) | 0X514910771AF9CA656AF840DFF83E8264ECF986CA-0XC02AAA39B223FE8D0A0E5C4F27EAD9083C756CC2 | $18.70 0.0069082 Eth | $10,812,076.00 570,525.408 0X514910771AF9CA656AF840DFF83E8264ECF986CA | 2.7154% |
9 | DigiFinex | LINK-USDT | $18.56 0.0068592 Eth | $10,432,426.00 562,179.800 LINK | 2.6757% |
10 | MEXC | LINK-USDT | $18.63 0.0068802 Eth | $9,487,140.00 509,274.670 LINK | 2.4239% |
11 | P2B | LINK-USDT | $18.64 0.0068849 Eth | $9,448,513.00 506,875.280 LINK | 2.4125% |
12 | XT.COM | LINK-USDT | $18.61 0.0068766 Eth | $8,655,155.00 449,282.690 LINK | 2.1384% |
13 | KuCoin | LINK-USDT | $18.56 0.0068619 Eth | $7,878,129.00 424,503.168 LINK | 2.0204% |
14 | Coinstore | LINK-USDT | $18.55 0.0068579 Eth | $7,366,052.00 382,582.560 LINK | 1.8209% |
15 | Binance | LINK-USDC | $18.66 0.0068964 Eth | $7,111,637.00 369,536.080 LINK | 1.7588% |
16 | BTSE | LINK-USDT | $18.63 0.0068805 Eth | $6,861,441.00 368,377.367 LINK | 1.7533% |
17 | Bitunix | LINK-USDT | $18.67 0.0069003 Eth | $6,054,493.00 324,183.470 LINK | 1.5430% |
18 | CoinW | LINK-USDT | $18.63 0.0068803 Eth | $5,875,895.00 315,416.040 LINK | 1.5012% |
19 | Hotcoin | LINK-USDT | $18.67 0.0068985 Eth | $5,728,814.00 306,909.610 LINK | 1.4607% |
20 | Azbit | LINK-USDT | $18.74 0.0068990 Eth | $5,147,727.00 267,044.222 LINK | 1.2710% |
21 | Kraken | LINK-USD | $18.56 0.0068626 Eth | $4,780,446.00 257,562.969 LINK | 1.2259% |
22 | BYDFi | LINK-USDT | $18.57 0.0068618 Eth | $4,673,721.00 251,744.540 LINK | 1.1982% |
23 | Binance | LINK-FDUSD | $18.73 0.0068934 Eth | $4,540,782.00 234,225.600 LINK | 1.1148% |
24 | LATOKEN | LINK-USDT | $18.61 0.0068766 Eth | $4,348,847.00 233,688.437 LINK | 1.1122% |
25 | QMall | LINK-USDT | $18.64 0.0068874 Eth | $3,422,096.00 177,569.892 LINK | 0.8451% |
26 | Bitvavo | LINK-EUR | $18.64 0.0068836 Eth | $3,002,129.00 161,075.689 LINK | 0.7666% |
27 | Dex-Trade | LINK-USDT | $18.63 0.0068811 Eth | $2,725,206.00 146,297.620 LINK | 0.6963% |
28 | FMCPAY | LINK-USDT | $18.66 0.0068946 Eth | $2,470,367.00 127,928.408 LINK | 0.6089% |
29 | Coinbase Exchange | LINK-EUR | $18.68 0.0069021 Eth | $2,430,208.00 130,125.340 LINK | 0.6193% |
30 | Bitstamp | LINK-USD | $18.63 0.0068862 Eth | $2,141,701.00 114,959.789 LINK | 0.5472% |
31 | Uniswap V3 (Arbitrum One) | 0XF97F4DF75117A78C1A5A0DBB814AF92458539FB4-0X82AF49447D8A07E3BD95BD0D56F35241523FBAB1 | $18.70 0.0069106 Eth | $1,762,241.00 93,435.158 0XF97F4DF75117A78C1A5A0DBB814AF92458539FB4 | 0.4447% |
32 | Coinbase Exchange | LINK-GBP | $18.58 0.0068706 Eth | $1,676,648.00 90,229.130 LINK | 0.4294% |
33 | Biconomy.com | LINK-USDT | $18.65 0.0068892 Eth | $1,676,077.00 86,667.720 LINK | 0.4125% |
34 | CoinEx | LINK-USDT | $18.57 0.0068633 Eth | $1,356,980.00 70,486.742 LINK | 0.3355% |
35 | PointPay | LINK-USDT | $18.68 0.0069030 Eth | $1,325,138.00 68,760.822 LINK | 0.3273% |
36 | FMCPAY | LINK-ETH | $18.67 0.0068955 Eth | $1,283,970.00 68,083.360 LINK | 0.3240% |
37 | FMCPAY | LINK-BTC | $18.64 0.0068844 Eth | $1,147,775.00 59,941.700 LINK | 0.2853% |
38 | Phemex | LINK-USDT | $18.64 0.0068839 Eth | $949,258.00 50,931.590 LINK | 0.2424% |
39 | tanX | LINK-USDC | $18.61 0.0068726 Eth | $946,778.00 48,806.100 LINK | 0.2323% |
40 | EXMO | LINK-USDT | $18.59 0.0068717 Eth | $925,429.00 49,794.187 LINK | 0.2370% |
41 | Gemini | LINK-USD | $18.65 0.0068936 Eth | $905,043.00 48,527.749 LINK | 0.2310% |
42 | Binance | LINK-ETH | $18.60 0.0068751 Eth | $886,621.00 47,153.700 LINK | 0.2244% |
43 | Trubit | LINK-USDT | $18.66 0.0068938 Eth | $847,061.00 43,733.100 LINK | 0.2081% |
44 | WhiteBIT | LINK-TRY | $18.70 0.0069047 Eth | $733,915.00 39,248.750 LINK | 0.1868% |
45 | BigONE | LINK-USDT | $18.74 0.0069243 Eth | $698,728.00 37,291.110 LINK | 0.1775% |
46 | BitStorage | LINK-USDT | $18.63 0.0068812 Eth | $678,942.00 36,442.110 LINK | 0.1734% |
47 | Binance | LINK-TRY | $18.68 0.0069061 Eth | $630,667.00 32,562.700 LINK | 0.1550% |
48 | Coinbase Exchange | LINK-ETH | $18.60 0.0068742 Eth | $620,215.00 33,344.190 LINK | 0.1587% |
49 | Bitbank | LINK-JPY | $18.75 0.0069252 Eth | $619,894.00 33,065.843 LINK | 0.1574% |
50 | Uniswap V3 (Polygon) | 0X53E0BCA35EC356BD5DDDFEBBD1FC0FD03FABAD39-0X7CEB23FD6BC0ADD59E62AC25578270CFF1B9F619 | $18.69 0.0069090 Eth | $567,517.00 30,128.824 0X53E0BCA35EC356BD5DDDFEBBD1FC0FD03FABAD39 | 0.1434% |
51 | QMall | LINK-USDC | $18.63 0.0068870 Eth | $549,768.00 28,555.460 LINK | 0.1359% |
52 | Binance | LINK-EUR | $18.64 0.0068870 Eth | $529,442.00 27,466.120 LINK | 0.1307% |
53 | PancakeSwap V3 (BSC) | 0XF8A0BF9CF54BB92F17374D9E9A321E6A111A51BD-0XBB4CDB9CBD36B01BD1CBAEBF2DE08D9173BC095C | $18.66 0.0068932 Eth | $515,392.00 26,627.712 0XF8A0BF9CF54BB92F17374D9E9A321E6A111A51BD | 0.1267% |
54 | EarnBIT | LINK-USDT | $18.59 0.0068682 Eth | $509,097.00 26,481.224 LINK | 0.1260% |
55 | Coinbase Exchange | LINK-USDT | $18.67 0.0068994 Eth | $500,543.00 26,804.171 LINK | 0.1276% |
56 | Bybit | LINK-USDC | $18.60 0.0068755 Eth | $443,214.00 23,010.945 LINK | 0.1095% |
57 | Uniswap V3 (Polygon) | 0X53E0BCA35EC356BD5DDDFEBBD1FC0FD03FABAD39-0X0D500B1D8E8EF31E21C99D1DB9A6444D3ADF1270 | $18.67 0.0069037 Eth | $435,294.00 23,369.793 0X53E0BCA35EC356BD5DDDFEBBD1FC0FD03FABAD39 | 0.1112% |
58 | Uniswap V3 (Arbitrum One) | 0XF97F4DF75117A78C1A5A0DBB814AF92458539FB4-0XFD086BC7CD5C481DCC9C85EBE478A1C0B69FCBB9 | $18.70 0.0069083 Eth | $396,394.00 20,498.362 0XF97F4DF75117A78C1A5A0DBB814AF92458539FB4 | 0.0976% |
59 | Uniswap V3 (Polygon) | 0X3C499C542CEF5E3811E1192CE70D8CC03D5C3359-0X53E0BCA35EC356BD5DDDFEBBD1FC0FD03FABAD39 | $18.61 0.0068822 Eth | $392,763.00 408,473.497 0X3C499C542CEF5E3811E1192CE70D8CC03D5C3359 | 1.9441% |
60 | Uniswap V3 (Polygon) | 0X53E0BCA35EC356BD5DDDFEBBD1FC0FD03FABAD39-0X2791BCA1F2DE4661ED88A30C99A7A9449AA84174 | $18.61 0.0068822 Eth | $376,696.00 19,590.459 0X53E0BCA35EC356BD5DDDFEBBD1FC0FD03FABAD39 | 0.0932% |
61 | Uniswap V3 (Polygon) | 0X53E0BCA35EC356BD5DDDFEBBD1FC0FD03FABAD39-0X7CEB23FD6BC0ADD59E62AC25578270CFF1B9F619 | $18.66 0.0068977 Eth | $367,908.00 19,523.151 0X53E0BCA35EC356BD5DDDFEBBD1FC0FD03FABAD39 | 0.0929% |
62 | itBit | LINK-USD | $18.65 0.0068893 Eth | $355,141.00 19,042.429 LINK | 0.0906% |
63 | GMO Japan | LINK-JPY | $18.72 0.0069155 Eth | $337,885.00 18,048.500 LINK | 0.0859% |
64 | Slex | LINK-ETH | $18.59 0.0068610 Eth | $307,603.00 16,334.190 LINK | 0.0777% |
65 | BitDelta | LINK-USDT | $18.65 0.0068917 Eth | $293,635.00 15,184.000 LINK | 0.0723% |
66 | Quickswap (v3) | 0X53E0BCA35EC356BD5DDDFEBBD1FC0FD03FABAD39-0X7CEB23FD6BC0ADD59E62AC25578270CFF1B9F619 | $18.68 0.0069061 Eth | $293,439.00 15,562.993 0X53E0BCA35EC356BD5DDDFEBBD1FC0FD03FABAD39 | 0.0741% |
67 | LATOKEN | LINK-BTC | $18.63 0.0068853 Eth | $281,694.00 15,117.935 LINK | 0.0720% |
68 | Coinbase Exchange | LINK-BTC | $18.66 0.0068978 Eth | $276,252.00 14,808.060 LINK | 0.0705% |
69 | Camelot V3 | 0XF97F4DF75117A78C1A5A0DBB814AF92458539FB4-0X82AF49447D8A07E3BD95BD0D56F35241523FBAB1 | $18.59 0.0068736 Eth | $259,803.00 13,783.696 0XF97F4DF75117A78C1A5A0DBB814AF92458539FB4 | 0.0656% |
70 | BitMart | LINK-BTC | $18.67 0.0068987 Eth | $250,793.00 13,431.400 LINK | 0.0639% |
71 | Binance | LINK-BNB | $18.62 0.0068788 Eth | $233,958.00 12,076.112 LINK | 0.0575% |
72 | DeGate | 0X514910771AF9CA656AF840DFF83E8264ECF986CA-0XA0B86991C6218B36C1D19D4A2E9EB0CE3606EB48 | $18.64 0.0068873 Eth | $222,077.00 11,530.653 0X514910771AF9CA656AF840DFF83E8264ECF986CA | 0.0549% |
73 | Hotcoin | LINK-BTC | $18.67 0.0068993 Eth | $204,370.00 10,948.370 LINK | 0.0521% |
74 | BitStorage | LINK-ETH | $18.67 0.0068995 Eth | $199,009.00 10,658.360 LINK | 0.0507% |
75 | KuCoin | LINK-USDC | $18.65 0.0068953 Eth | $195,287.00 10,471.846 LINK | 0.0498% |
76 | Uniswap V3 (Ethereum) | 0X1F9840A85D5AF5BF1D1762F925BDADDC4201F984-0X514910771AF9CA656AF840DFF83E8264ECF986CA | $18.70 0.0069082 Eth | $185,318.00 20,592.764 0X1F9840A85D5AF5BF1D1762F925BDADDC4201F984 | 0.0980% |
77 | Bitci TR | LINK-TRY | $18.54 0.0068536 Eth | $181,528.00 9,314.380 LINK | 0.0443% |
78 | WhiteBIT | LINK-BTC | $18.71 0.0069162 Eth | $179,720.00 9,605.030 LINK | 0.0457% |
79 | OKX | LINK-USDC | $18.56 0.0068586 Eth | $177,490.00 9,280.862 LINK | 0.0442% |
80 | BYDFi | LINK-USDC | $18.59 0.0068700 Eth | $177,363.00 9,542.650 LINK | 0.0454% |
81 | bitcastle | LINK-USDT | $18.62 0.0068816 Eth | $171,976.00 8,912.660 LINK | 0.0424% |
82 | Bitkub | LINK-THB | $18.66 0.0068945 Eth | $171,262.00 9,176.032 LINK | 0.0437% |
83 | WhiteBIT | LINK-EUR | $18.70 0.0069127 Eth | $167,409.00 8,951.490 LINK | 0.0426% |
84 | Bitso | LINK-USD | $18.66 0.0068967 Eth | $145,757.00 7,809.651 LINK | 0.0372% |
85 | Uniswap V3 (Optimism) | 0X350A791BFC2C21F9ED5D10980DAD2E2638FFA7F6-0X4200000000000000000000000000000000000006 | $18.80 0.0069470 Eth | $142,262.00 7,539.123 0X350A791BFC2C21F9ED5D10980DAD2E2638FFA7F6 | 0.0359% |
86 | Uniswap V3 (Ethereum) | 0X514910771AF9CA656AF840DFF83E8264ECF986CA-0XA0B86991C6218B36C1D19D4A2E9EB0CE3606EB48 | $18.61 0.0068757 Eth | $128,128.00 6,632.808 0X514910771AF9CA656AF840DFF83E8264ECF986CA | 0.0316% |
87 | CoinTR | LINK-TRY | $18.71 0.0069111 Eth | $120,051.00 6,170.420 LINK | 0.0294% |
88 | Uniswap V3 (Arbitrum One) | 0XF97F4DF75117A78C1A5A0DBB814AF92458539FB4-0X2F2A2543B76A4166549F7AAB2E75BEF0AEFC5B0F | $18.72 0.0069191 Eth | $116,364.00 6,089.357 0XF97F4DF75117A78C1A5A0DBB814AF92458539FB4 | 0.0290% |
89 | PointPay | LINK-BTC | $18.62 0.0068805 Eth | $91,973.00 4,823.592 LINK | 0.0230% |
90 | Mercado Bitcoin | LINK-BRL | $18.70 0.0069087 Eth | $82,470.00 4,409.764 LINK | 0.0210% |
91 | BitMart | LINK-ETH | $18.69 0.0069038 Eth | $71,740.00 3,839.220 LINK | 0.0183% |
92 | KuCoin | LINK-BTC | $18.56 0.0068614 Eth | $70,967.00 3,824.280 LINK | 0.0182% |
93 | Uniswap V3 (Arbitrum One) | 0XAF88D065E77C8CC2239327C5EDB3A432268E5831-0XF97F4DF75117A78C1A5A0DBB814AF92458539FB4 | $18.70 0.0069083 Eth | $60,491.00 62,465.445 0XAF88D065E77C8CC2239327C5EDB3A432268E5831 | 0.2973% |
94 | Hotcoin | LINK-ETH | $18.63 0.0068854 Eth | $58,306.00 3,130.040 LINK | 0.0149% |
95 | Binance | LINK-BRL | $18.81 0.0069334 Eth | $56,637.00 2,929.270 LINK | 0.0139% |
96 | Solidly V3 (Ethereum) | 0X514910771AF9CA656AF840DFF83E8264ECF986CA-0XC02AAA39B223FE8D0A0E5C4F27EAD9083C756CC2 | $18.66 0.0068942 Eth | $46,054.00 2,444.250 0X514910771AF9CA656AF840DFF83E8264ECF986CA | 0.0116% |
97 | PancakeSwap (v2) | 0XF8A0BF9CF54BB92F17374D9E9A321E6A111A51BD-0XBB4CDB9CBD36B01BD1CBAEBF2DE08D9173BC095C | $18.66 0.0068959 Eth | $45,219.00 2,342.392 0XF8A0BF9CF54BB92F17374D9E9A321E6A111A51BD | 0.0111% |
98 | Uniswap V3 (Ethereum) | 0X514910771AF9CA656AF840DFF83E8264ECF986CA-0XDAC17F958D2EE523A2206206994597C13D831EC7 | $18.75 0.0069257 Eth | $44,494.00 2,303.299 0X514910771AF9CA656AF840DFF83E8264ECF986CA | 0.0110% |
99 | Dex-Trade | LINK-ETH | $18.70 0.0069066 Eth | $27,282.00 1,458.990 LINK | 0.0069% |
100 | Bitexen | LINK-TRY | $18.59 0.0068458 Eth | $21,106.00 1,135.424 LINK | 0.0054% |
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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