ERC-20
Oracle
Overview
Max Total Supply
1,000,000,000 LINK
Holders
722,500 ( 0.018%)
Market
Price
$10.15 @ 0.004288 ETH (-5.72%)
Onchain Market Cap
$10,150,000,000.00
Circulating Supply Market Cap
$6,392,973,318.00
Other Info
Token Contract (WITH 18 Decimals)
Balance
0.00135 LINKValue
$0.01 ( ~4.22457909645547E-06 Eth) [0.0000%]Loading...
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# | Exchange | Pair | Price | 24H Volume | % Volume |
---|---|---|---|---|---|
1 | Binance | LINK-USDT | $10.12 0.0042566 Eth | $32,901,975.00 3,127,959.910 LINK | 15.8901% |
2 | WhiteBIT | LINK-USDT | $10.18 0.0042777 Eth | $29,103,287.00 2,859,702.960 LINK | 14.5274% |
3 | HTX | LINK-USDT | $10.08 0.0042487 Eth | $11,486,164.00 1,086,493.588 LINK | 5.5194% |
4 | Bybit | LINK-USDT | $10.12 0.0042681 Eth | $9,713,746.00 922,514.083 LINK | 4.6864% |
5 | Bitget | LINK-USDT | $10.12 0.0042681 Eth | $8,947,642.00 845,109.319 LINK | 4.2932% |
6 | Coinbase Exchange | LINK-USD | $10.13 0.0042718 Eth | $8,824,430.00 871,376.480 LINK | 4.4266% |
7 | OKX | LINK-USDT | $10.08 0.0042481 Eth | $8,080,795.00 769,901.859 LINK | 3.9111% |
8 | P2B | LINK-USDT | $10.07 0.0042496 Eth | $6,580,360.00 653,183.180 LINK | 3.3182% |
9 | BTSE | LINK-USDT | $10.09 0.0042573 Eth | $6,429,369.00 637,042.896 LINK | 3.2362% |
10 | Ourbit | LINK-USDT | $10.14 0.0042533 Eth | $5,895,023.00 559,523.320 LINK | 2.8424% |
11 | Slex | LINK-USDT | $10.17 0.0042690 Eth | $5,233,539.00 495,171.640 LINK | 2.5155% |
12 | Upbit | LINK-KRW | $10.24 0.0043152 Eth | $4,592,776.00 448,698.246 LINK | 2.2794% |
13 | DigiFinex | LINK-USDT | $10.08 0.0042501 Eth | $4,465,764.00 442,971.680 LINK | 2.2503% |
14 | Azbit | LINK-USDT | $10.33 0.0042904 Eth | $4,464,016.00 420,059.440 LINK | 2.1339% |
15 | Biconomy.com | LINK-USDT | $10.23 0.0042723 Eth | $3,728,508.00 352,818.630 LINK | 1.7923% |
16 | Bitunix | LINK-USDT | $10.13 0.0042561 Eth | $3,643,209.00 359,672.480 LINK | 1.8271% |
17 | CoinW | LINK-USDT | $10.13 0.0042550 Eth | $3,252,460.00 321,150.370 LINK | 1.6315% |
18 | XT.COM | LINK-USDT | $10.23 0.0042682 Eth | $3,197,424.00 303,974.890 LINK | 1.5442% |
19 | Hotcoin | LINK-USDT | $10.26 0.0042533 Eth | $2,568,525.00 250,323.110 LINK | 1.2716% |
20 | Coinstore | LINK-USDT | $10.16 0.0042616 Eth | $2,262,886.00 215,073.680 LINK | 1.0926% |
21 | Trubit | LINK-USDT | $10.16 0.0042642 Eth | $2,210,165.00 209,696.590 LINK | 1.0653% |
22 | LBank | LINK-USDT | $10.07 0.0042448 Eth | $1,975,668.00 196,209.570 LINK | 0.9968% |
23 | C-Patex | LINK-USDT | $10.08 0.0042515 Eth | $1,969,454.00 195,291.814 LINK | 0.9921% |
24 | KuCoin | LINK-USDT | $10.10 0.0042605 Eth | $1,875,747.00 185,714.176 LINK | 0.9434% |
25 | ProBit Global | LINK-USDT | $10.13 0.0042594 Eth | $1,775,604.00 175,248.328 LINK | 0.8903% |
26 | AscendEX (BitMax) | LINK-USDT | $10.05 0.0042401 Eth | $1,629,022.00 162,061.000 LINK | 0.8233% |
27 | BYDFi | LINK-USDT | $10.25 0.0042661 Eth | $1,527,066.00 148,978.060 LINK | 0.7568% |
28 | Binance | LINK-BTC | $10.25 0.0042894 Eth | $1,283,212.00 124,164.690 LINK | 0.6308% |
29 | Bitvavo | LINK-EUR | $10.17 0.0042597 Eth | $1,141,675.00 112,247.068 LINK | 0.5702% |
30 | Binance | LINK-FDUSD | $10.13 0.0042504 Eth | $1,124,845.00 106,985.400 LINK | 0.5435% |
31 | Bithumb | LINK-KRW | $10.24 0.0043150 Eth | $1,120,244.00 109,443.974 LINK | 0.5560% |
32 | Dex-Trade | LINK-USDT | $10.13 0.0042749 Eth | $1,043,512.00 102,968.710 LINK | 0.5231% |
33 | WhiteBIT | LINK-BTC | $10.08 0.0042501 Eth | $1,032,339.00 102,396.610 LINK | 0.5202% |
34 | HashKey Global | LINK-USDT | $10.26 0.0042419 Eth | $907,547.00 87,953.748 LINK | 0.4468% |
35 | Azbit | LINK-ETH | $10.30 0.0042703 Eth | $756,989.00 72,760.864 LINK | 0.3696% |
36 | Binance | LINK-USDC | $10.22 0.0042859 Eth | $702,299.00 66,845.160 LINK | 0.3396% |
37 | Tokpie | LINK-USDT | $10.25 0.0043026 Eth | $688,376.00 67,133.152 LINK | 0.3410% |
38 | EXMO | LINK-USDT | $10.11 0.0042628 Eth | $648,573.00 64,178.408 LINK | 0.3260% |
39 | LATOKEN | LINK-USDT | $10.10 0.0042622 Eth | $647,020.00 64,034.238 LINK | 0.3253% |
40 | Uniswap V3 (Polygon) | 0X53E0BCA35EC356BD5DDDFEBBD1FC0FD03FABAD39-0X7CEB23FD6BC0ADD59E62AC25578270CFF1B9F619 | $10.09 0.0042544 Eth | $587,086.00 57,745.223 0X53E0BCA35EC356BD5DDDFEBBD1FC0FD03FABAD39 | 0.2933% |
41 | tanX | LINK-USDC | $10.14 0.0042603 Eth | $577,105.00 54,380.700 LINK | 0.2763% |
42 | CoinEx | LINK-USDT | $10.08 0.0042502 Eth | $574,116.00 54,673.716 LINK | 0.2777% |
43 | AscendEX (BitMax) | LINK-BTC | $10.10 0.0042604 Eth | $559,238.00 55,370.100 LINK | 0.2813% |
44 | BigONE | LINK-USDT | $10.20 0.0042467 Eth | $463,178.00 45,431.800 LINK | 0.2308% |
45 | PointPay | LINK-USDT | $10.11 0.0042570 Eth | $462,083.00 43,914.148 LINK | 0.2231% |
46 | itBit | LINK-USD | $10.15 0.0042645 Eth | $458,214.00 45,144.225 LINK | 0.2293% |
47 | Kraken | LINK-USDT | $10.08 0.0042484 Eth | $453,351.00 44,970.132 LINK | 0.2284% |
48 | ProBit Global | LINK-BTC | $10.11 0.0042572 Eth | $400,223.00 39,584.905 LINK | 0.2011% |
49 | WhiteBIT | LINK-EUR | $10.12 0.0042553 Eth | $398,466.00 39,366.360 LINK | 0.2000% |
50 | EarnBIT | LINK-USDT | $10.05 0.0042345 Eth | $371,230.00 35,619.429 LINK | 0.1809% |
51 | Bybit | LINK-USDC | $10.08 0.0042499 Eth | $359,257.00 33,992.541 LINK | 0.1727% |
52 | Phemex | LINK-USDT | $10.17 0.0042675 Eth | $321,883.00 31,635.820 LINK | 0.1607% |
53 | WhiteBIT | LINK-TRY | $10.18 0.0042802 Eth | $300,100.00 29,475.670 LINK | 0.1497% |
54 | Coinbase Exchange | LINK-EUR | $10.15 0.0042662 Eth | $299,115.00 29,475.040 LINK | 0.1497% |
55 | Coinbase Exchange | LINK-USDT | $10.17 0.0042609 Eth | $290,991.00 28,625.501 LINK | 0.1454% |
56 | Uniswap V3 (Polygon) | 0X53E0BCA35EC356BD5DDDFEBBD1FC0FD03FABAD39-0X0D500B1D8E8EF31E21C99D1DB9A6444D3ADF1270 | $10.14 0.0042731 Eth | $268,513.00 26,347.288 0X53E0BCA35EC356BD5DDDFEBBD1FC0FD03FABAD39 | 0.1338% |
57 | LATOKEN | LINK-BTC | $10.10 0.0042615 Eth | $258,873.00 25,624.235 LINK | 0.1302% |
58 | BitStorage | LINK-USDT | $10.15 0.0042651 Eth | $256,387.00 25,256.340 LINK | 0.1283% |
59 | Quickswap (v3) | 0X53E0BCA35EC356BD5DDDFEBBD1FC0FD03FABAD39-0X7CEB23FD6BC0ADD59E62AC25578270CFF1B9F619 | $10.11 0.0042606 Eth | $244,290.00 24,044.975 0X53E0BCA35EC356BD5DDDFEBBD1FC0FD03FABAD39 | 0.1221% |
60 | Binance | LINK-EUR | $10.08 0.0042507 Eth | $242,288.00 23,034.290 LINK | 0.1170% |
61 | BitDelta | LINK-USDT | $10.14 0.0042752 Eth | $196,514.00 18,659.000 LINK | 0.0948% |
62 | BitMart | LINK-BTC | $10.16 0.0042731 Eth | $187,075.00 18,405.000 LINK | 0.0935% |
63 | Slex | LINK-ETH | $10.19 0.0042733 Eth | $185,777.00 18,067.110 LINK | 0.0918% |
64 | Binance | LINK-ETH | $10.13 0.0042680 Eth | $179,130.00 17,539.500 LINK | 0.0891% |
65 | Uniswap V3 (Polygon) | 0X3C499C542CEF5E3811E1192CE70D8CC03D5C3359-0X53E0BCA35EC356BD5DDDFEBBD1FC0FD03FABAD39 | $10.09 0.0042544 Eth | $175,340.00 183,348.519 0X3C499C542CEF5E3811E1192CE70D8CC03D5C3359 | 0.9314% |
66 | Bitbank | LINK-JPY | $10.11 0.0042611 Eth | $160,785.00 15,907.479 LINK | 0.0808% |
67 | BYDFi | LINK-USDC | $10.20 0.0042722 Eth | $137,348.00 13,464.210 LINK | 0.0684% |
68 | OKX | LINK-USDC | $10.08 0.0042474 Eth | $133,261.00 12,666.955 LINK | 0.0643% |
69 | PancakeSwap V3 (BSC) | 0XF8A0BF9CF54BB92F17374D9E9A321E6A111A51BD-0XBB4CDB9CBD36B01BD1CBAEBF2DE08D9173BC095C | $10.14 0.0042790 Eth | $131,273.00 12,726.599 0XF8A0BF9CF54BB92F17374D9E9A321E6A111A51BD | 0.0647% |
70 | Coinbase Exchange | LINK-GBP | $10.09 0.0042549 Eth | $126,922.00 12,575.480 LINK | 0.0639% |
71 | Gemini | LINK-USD | $10.09 0.0042542 Eth | $122,118.00 12,101.384 LINK | 0.0615% |
72 | Camelot V3 | 0XF97F4DF75117A78C1A5A0DBB814AF92458539FB4-0X82AF49447D8A07E3BD95BD0D56F35241523FBAB1 | $10.14 0.0042746 Eth | $113,413.00 11,184.923 0XF97F4DF75117A78C1A5A0DBB814AF92458539FB4 | 0.0568% |
73 | Bitci TR | LINK-TRY | $10.13 0.0042691 Eth | $109,795.00 10,284.030 LINK | 0.0522% |
74 | Uniswap V3 (Ethereum) | 0X514910771AF9CA656AF840DFF83E8264ECF986CA-0XA0B86991C6218B36C1D19D4A2E9EB0CE3606EB48 | $10.15 0.0042792 Eth | $108,681.00 10,226.627 0X514910771AF9CA656AF840DFF83E8264ECF986CA | 0.0520% |
75 | Uniswap V3 (Arbitrum One) | 0XAF88D065E77C8CC2239327C5EDB3A432268E5831-0XF97F4DF75117A78C1A5A0DBB814AF92458539FB4 | $10.07 0.0042458 Eth | $100,905.00 105,701.177 0XAF88D065E77C8CC2239327C5EDB3A432268E5831 | 0.5370% |
76 | Binance | LINK-TRY | $10.31 0.0043148 Eth | $85,341.00 8,084.960 LINK | 0.0411% |
77 | Bitkub | LINK-THB | $10.11 0.0042614 Eth | $77,241.00 7,641.485 LINK | 0.0388% |
78 | Slex | LINK-BTC | $10.31 0.0042727 Eth | $76,024.00 7,322.800 LINK | 0.0372% |
79 | Mercado Bitcoin | LINK-BRL | $10.27 0.0043233 Eth | $66,507.00 6,472.831 LINK | 0.0329% |
80 | Uniswap V3 (Arbitrum One) | 0XF97F4DF75117A78C1A5A0DBB814AF92458539FB4-0XFD086BC7CD5C481DCC9C85EBE478A1C0B69FCBB9 | $10.06 0.0042399 Eth | $66,365.00 6,412.564 0XF97F4DF75117A78C1A5A0DBB814AF92458539FB4 | 0.0326% |
81 | Binance | LINK-BRL | $10.17 0.0042856 Eth | $59,417.00 5,631.270 LINK | 0.0286% |
82 | Kraken | LINK-GBP | $10.11 0.0042587 Eth | $55,879.00 5,529.378 LINK | 0.0281% |
83 | PointPay | LINK-BTC | $10.10 0.0042543 Eth | $50,793.00 4,933.230 LINK | 0.0251% |
84 | Bitso | LINK-USD | $10.09 0.0042510 Eth | $46,045.00 4,564.538 LINK | 0.0232% |
85 | BitStorage | LINK-ETH | $10.15 0.0042750 Eth | $44,762.00 4,408.750 LINK | 0.0224% |
86 | Uniswap V3 (Polygon) | 0X53E0BCA35EC356BD5DDDFEBBD1FC0FD03FABAD39-0X7CEB23FD6BC0ADD59E62AC25578270CFF1B9F619 | $10.11 0.0042651 Eth | $34,706.00 3,414.201 0X53E0BCA35EC356BD5DDDFEBBD1FC0FD03FABAD39 | 0.0173% |
87 | Pangolin | 0X5947BB275C521040051D82396192181B413227A3-0XB31F66AA3C1E785363F0875A1B74E27B85FD66C7 | $10.00 0.0042176 Eth | $33,622.00 3,437.090 0X5947BB275C521040051D82396192181B413227A3 | 0.0175% |
88 | Bitcointry | LINK-USDT | $10.15 0.0042645 Eth | $32,698.00 3,101.232 LINK | 0.0158% |
89 | Uniswap V3 (Arbitrum One) | 0XF97F4DF75117A78C1A5A0DBB814AF92458539FB4-0X2F2A2543B76A4166549F7AAB2E75BEF0AEFC5B0F | $10.09 0.0042522 Eth | $28,306.00 2,760.490 0XF97F4DF75117A78C1A5A0DBB814AF92458539FB4 | 0.0140% |
90 | Quickswap (v3) | 0X3C499C542CEF5E3811E1192CE70D8CC03D5C3359-0X53E0BCA35EC356BD5DDDFEBBD1FC0FD03FABAD39 | $10.23 0.0043160 Eth | $27,997.00 28,978.038 0X3C499C542CEF5E3811E1192CE70D8CC03D5C3359 | 0.1472% |
91 | Uniswap V3 (Optimism) | 0X350A791BFC2C21F9ED5D10980DAD2E2638FFA7F6-0X4200000000000000000000000000000000000006 | $10.30 0.0043422 Eth | $27,639.00 2,675.544 0X350A791BFC2C21F9ED5D10980DAD2E2638FFA7F6 | 0.0136% |
92 | Coinone | LINK-KRW | $10.24 0.0043135 Eth | $23,659.00 2,311.386 LINK | 0.0117% |
93 | Nonkyc.io | LINK-BTC | $10.17 0.0042852 Eth | $22,776.00 2,203.978 LINK | 0.0112% |
94 | Solidly V3 (Ethereum) | 0X514910771AF9CA656AF840DFF83E8264ECF986CA-0XC02AAA39B223FE8D0A0E5C4F27EAD9083C756CC2 | $10.09 0.0042534 Eth | $20,597.00 2,016.565 0X514910771AF9CA656AF840DFF83E8264ECF986CA | 0.0102% |
95 | Uniswap V3 (BSC) | 0XF8A0BF9CF54BB92F17374D9E9A321E6A111A51BD-0X2170ED0880AC9A755FD29B2688956BD959F933F8 | $10.31 0.0042957 Eth | $20,450.00 1,982.840 0XF8A0BF9CF54BB92F17374D9E9A321E6A111A51BD | 0.0101% |
96 | CoinEx | LINK-USDC | $10.26 0.0042545 Eth | $18,214.80 1,749.715 LINK | 0.0089% |
97 | Uniswap V3 (Polygon) | 0X53E0BCA35EC356BD5DDDFEBBD1FC0FD03FABAD39-0X0D500B1D8E8EF31E21C99D1DB9A6444D3ADF1270 | $10.13 0.0042688 Eth | $15,930.97 1,566.023 0X53E0BCA35EC356BD5DDDFEBBD1FC0FD03FABAD39 | 0.0080% |
98 | Uniswap V3 (Polygon) | 0X53E0BCA35EC356BD5DDDFEBBD1FC0FD03FABAD39-0XD93F7E271CB87C23AAA73EDC008A79646D1F9912 | $10.32 0.0043487 Eth | $15,135.12 1,473.215 0X53E0BCA35EC356BD5DDDFEBBD1FC0FD03FABAD39 | 0.0075% |
99 | LFJ | 0X5947BB275C521040051D82396192181B413227A3-0XB31F66AA3C1E785363F0875A1B74E27B85FD66C7 | $10.01 0.0042190 Eth | $14,390.23 1,460.947 0X5947BB275C521040051D82396192181B413227A3 | 0.0074% |
100 | Uniswap V3 (Polygon) | 0X53E0BCA35EC356BD5DDDFEBBD1FC0FD03FABAD39-0X1BFD67037B42CF73ACF2047067BD4F2C47D9BFD6 | $10.09 0.0042544 Eth | $12,064.32 1,175.147 0X53E0BCA35EC356BD5DDDFEBBD1FC0FD03FABAD39 | 0.0060% |
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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