ERC-20
Oracle
Overview
Max Total Supply
1,000,000,000 LINK
Holders
721,137 ( 0.008%)
Market
Price
$10.55 @ 0.004457 ETH (-3.98%)
Onchain Market Cap
$10,550,000,000.00
Circulating Supply Market Cap
$6,608,024,837.00
Other Info
Token Contract (WITH 18 Decimals)
Balance
492.30694563461218606 LINKValue
$5,193.84 ( ~2.1940 Eth) [0.0000%]Loading...
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# | Exchange | Pair | Price | 24H Volume | % Volume |
---|---|---|---|---|---|
1 | LBank | LINK-USDT | $10.54 0.0044442 Eth | $37,039,847.00 3,515,041.300 LINK | 15.8559% |
2 | Binance | LINK-USDT | $10.56 0.0044537 Eth | $33,764,204.00 3,101,859.480 LINK | 13.9921% |
3 | WhiteBIT | LINK-USDT | $10.55 0.0044457 Eth | $21,215,692.00 2,010,335.990 LINK | 9.0683% |
4 | Bybit | LINK-USDT | $10.55 0.0044479 Eth | $19,877,828.00 1,820,512.535 LINK | 8.2121% |
5 | Coinbase Exchange | LINK-USD | $10.54 0.0044461 Eth | $17,683,691.00 1,677,451.200 LINK | 7.5668% |
6 | HTX | LINK-USDT | $10.53 0.0044414 Eth | $16,472,838.00 1,496,021.974 LINK | 6.7483% |
7 | Bitget | LINK-USDT | $10.56 0.0044467 Eth | $9,272,676.00 847,155.777 LINK | 3.8214% |
8 | Slex | LINK-USDT | $10.57 0.0044510 Eth | $6,526,984.00 593,324.530 LINK | 2.6764% |
9 | P2B | LINK-USDT | $10.54 0.0044442 Eth | $6,456,241.00 612,690.260 LINK | 2.7638% |
10 | OKX | LINK-USDT | $10.57 0.0044446 Eth | $6,005,373.00 550,172.491 LINK | 2.4818% |
11 | Azbit | LINK-USDT | $10.56 0.0044463 Eth | $5,326,626.00 484,110.862 LINK | 2.1838% |
12 | DigiFinex | LINK-USDT | $10.54 0.0044405 Eth | $4,271,664.00 405,241.580 LINK | 1.8280% |
13 | Biconomy.com | LINK-USDT | $10.59 0.0044537 Eth | $4,185,677.00 380,359.440 LINK | 1.7157% |
14 | KuCoin | LINK-USDT | $10.56 0.0044453 Eth | $3,914,452.00 370,739.830 LINK | 1.6724% |
15 | XT.COM | LINK-USDT | $10.55 0.0044409 Eth | $3,186,034.00 293,095.390 LINK | 1.3221% |
16 | Uniswap V3 (Ethereum) | 0X514910771AF9CA656AF840DFF83E8264ECF986CA-0XC02AAA39B223FE8D0A0E5C4F27EAD9083C756CC2 | $10.53 0.0044304 Eth | $2,678,085.00 253,044.239 0X514910771AF9CA656AF840DFF83E8264ECF986CA | 1.1414% |
17 | ProBit Global | LINK-USDT | $10.56 0.0044482 Eth | $2,623,841.00 248,484.801 LINK | 1.1209% |
18 | CoinW | LINK-USDT | $10.56 0.0044406 Eth | $2,530,761.00 239,697.360 LINK | 1.0812% |
19 | Coinstore | LINK-USDT | $10.57 0.0044445 Eth | $2,062,629.00 189,042.330 LINK | 0.8527% |
20 | Trubit | LINK-USDT | $10.59 0.0044523 Eth | $1,776,098.00 162,963.410 LINK | 0.7351% |
21 | Kraken | LINK-USD | $10.56 0.0044445 Eth | $1,754,491.00 166,197.522 LINK | 0.7497% |
22 | WhiteBIT | LINK-BTC | $10.58 0.0044548 Eth | $1,707,393.00 161,454.950 LINK | 0.7283% |
23 | AscendEX (BitMax) | LINK-USDT | $10.58 0.0044635 Eth | $1,633,983.00 154,394.400 LINK | 0.6965% |
24 | BYDFi | LINK-USDT | $10.58 0.0044524 Eth | $1,594,355.00 150,765.080 LINK | 0.6801% |
25 | Bitunix | LINK-USDT | $10.55 0.0044446 Eth | $1,593,620.00 151,112.630 LINK | 0.6816% |
26 | FameEX | LINK-USDT | $10.56 0.0044419 Eth | $1,346,428.00 123,718.668 LINK | 0.5581% |
27 | BTSE | LINK-USDT | $10.55 0.0044438 Eth | $1,220,634.00 115,681.108 LINK | 0.5218% |
28 | Dex-Trade | LINK-USDT | $10.59 0.0044569 Eth | $1,088,336.00 102,723.630 LINK | 0.4634% |
29 | FMCPAY | LINK-USDT | $10.55 0.0044425 Eth | $1,035,402.00 94,603.898 LINK | 0.4267% |
30 | Azbit | LINK-ETH | $10.57 0.0044487 Eth | $893,024.00 83,830.532 LINK | 0.3781% |
31 | Bitexen | LINK-USDT | $10.58 0.0044501 Eth | $842,749.00 79,665.190 LINK | 0.3594% |
32 | Bitvavo | LINK-EUR | $10.56 0.0044481 Eth | $791,484.00 74,958.076 LINK | 0.3381% |
33 | Uniswap V3 (Polygon) | 0X53E0BCA35EC356BD5DDDFEBBD1FC0FD03FABAD39-0X0D500B1D8E8EF31E21C99D1DB9A6444D3ADF1270 | $10.54 0.0044352 Eth | $762,528.00 70,550.101 0X53E0BCA35EC356BD5DDDFEBBD1FC0FD03FABAD39 | 0.3182% |
34 | Uniswap V3 (Arbitrum One) | 0XF97F4DF75117A78C1A5A0DBB814AF92458539FB4-0X82AF49447D8A07E3BD95BD0D56F35241523FBAB1 | $10.51 0.0044202 Eth | $743,465.00 70,186.702 0XF97F4DF75117A78C1A5A0DBB814AF92458539FB4 | 0.3166% |
35 | Bitexen | LINK-TRY | $10.59 0.0044542 Eth | $702,461.00 66,343.060 LINK | 0.2993% |
36 | FMCPAY | LINK-BTC | $10.55 0.0044443 Eth | $636,946.00 58,409.600 LINK | 0.2635% |
37 | WhiteBIT | LINK-EUR | $10.53 0.0044368 Eth | $602,911.00 57,244.370 LINK | 0.2582% |
38 | FMCPAY | LINK-ETH | $10.56 0.0044492 Eth | $601,273.00 56,425.920 LINK | 0.2545% |
39 | tanX | LINK-USDC | $10.54 0.0044477 Eth | $571,891.00 52,066.690 LINK | 0.2349% |
40 | BigONE | LINK-USDT | $10.58 0.0044539 Eth | $557,127.00 52,642.230 LINK | 0.2375% |
41 | PointPay | LINK-USDT | $10.56 0.0044400 Eth | $533,715.00 49,071.440 LINK | 0.2214% |
42 | LATOKEN | LINK-USDT | $10.55 0.0044401 Eth | $476,772.00 45,171.194 LINK | 0.2038% |
43 | ProBit Global | LINK-BTC | $10.55 0.0044455 Eth | $422,010.00 39,990.455 LINK | 0.1804% |
44 | CoinEx | LINK-USDT | $10.56 0.0044496 Eth | $405,995.00 37,073.723 LINK | 0.1672% |
45 | Quickswap (v3) | 0X53E0BCA35EC356BD5DDDFEBBD1FC0FD03FABAD39-0X7CEB23FD6BC0ADD59E62AC25578270CFF1B9F619 | $10.53 0.0044351 Eth | $384,375.00 36,203.639 0X53E0BCA35EC356BD5DDDFEBBD1FC0FD03FABAD39 | 0.1633% |
46 | Uniswap V3 (Polygon) | 0X53E0BCA35EC356BD5DDDFEBBD1FC0FD03FABAD39-0X7CEB23FD6BC0ADD59E62AC25578270CFF1B9F619 | $10.51 0.0044216 Eth | $384,001.00 36,295.073 0X53E0BCA35EC356BD5DDDFEBBD1FC0FD03FABAD39 | 0.1637% |
47 | Bybit | LINK-USDC | $10.54 0.0044443 Eth | $368,876.00 33,924.382 LINK | 0.1530% |
48 | Phemex | LINK-USDT | $10.57 0.0044440 Eth | $356,576.00 33,742.460 LINK | 0.1522% |
49 | EXMO | LINK-USDT | $10.57 0.0044493 Eth | $347,370.00 32,856.688 LINK | 0.1482% |
50 | Binance | LINK-BRL | $10.65 0.0044860 Eth | $299,524.00 27,538.890 LINK | 0.1242% |
51 | EarnBIT | LINK-USDT | $10.61 0.0044606 Eth | $284,443.00 25,998.173 LINK | 0.1173% |
52 | LATOKEN | LINK-BTC | $10.55 0.0044448 Eth | $232,051.00 21,992.654 LINK | 0.0992% |
53 | Bitbank | LINK-JPY | $10.58 0.0044503 Eth | $209,548.00 19,807.865 LINK | 0.0894% |
54 | BitDelta | LINK-USDT | $10.56 0.0044453 Eth | $178,435.00 16,286.000 LINK | 0.0735% |
55 | OKX | LINK-USDC | $10.51 0.0044230 Eth | $177,073.00 16,260.819 LINK | 0.0734% |
56 | Nonkyc.io | LINK-USDT | $10.54 0.0044358 Eth | $164,762.00 15,054.269 LINK | 0.0679% |
57 | BitMart | LINK-BTC | $10.57 0.0044467 Eth | $164,191.00 15,539.160 LINK | 0.0701% |
58 | BYDFi | LINK-USDC | $10.55 0.0044442 Eth | $148,701.00 14,094.920 LINK | 0.0636% |
59 | Camelot V3 | 0XF97F4DF75117A78C1A5A0DBB814AF92458539FB4-0X82AF49447D8A07E3BD95BD0D56F35241523FBAB1 | $10.56 0.0044467 Eth | $146,944.00 13,907.430 0XF97F4DF75117A78C1A5A0DBB814AF92458539FB4 | 0.0627% |
60 | Uniswap V3 (Ethereum) | 0X514910771AF9CA656AF840DFF83E8264ECF986CA-0XA0B86991C6218B36C1D19D4A2E9EB0CE3606EB48 | $10.56 0.0044444 Eth | $140,951.00 12,929.596 0X514910771AF9CA656AF840DFF83E8264ECF986CA | 0.0583% |
61 | PancakeSwap V3 (BSC) | 0XF8A0BF9CF54BB92F17374D9E9A321E6A111A51BD-0XBB4CDB9CBD36B01BD1CBAEBF2DE08D9173BC095C | $10.57 0.0044503 Eth | $119,076.00 11,008.733 0XF8A0BF9CF54BB92F17374D9E9A321E6A111A51BD | 0.0497% |
62 | Gemini | LINK-USD | $10.57 0.0044494 Eth | $118,493.00 11,212.260 LINK | 0.0506% |
63 | Bitci TR | LINK-TRY | $10.53 0.0044306 Eth | $109,873.00 9,960.570 LINK | 0.0449% |
64 | Slex | LINK-BTC | $10.55 0.0044448 Eth | $106,926.00 9,859.000 LINK | 0.0445% |
65 | Binance | LINK-TRY | $10.57 0.0044629 Eth | $106,409.00 9,745.640 LINK | 0.0440% |
66 | Coinbase Exchange | LINK-GBP | $10.56 0.0044542 Eth | $104,076.00 9,854.420 LINK | 0.0445% |
67 | Uniswap V3 (Polygon) | 0X53E0BCA35EC356BD5DDDFEBBD1FC0FD03FABAD39-0X2791BCA1F2DE4661ED88A30C99A7A9449AA84174 | $10.57 0.0044495 Eth | $99,034.00 9,090.508 0X53E0BCA35EC356BD5DDDFEBBD1FC0FD03FABAD39 | 0.0410% |
68 | Uniswap V3 (Arbitrum One) | 0XAF88D065E77C8CC2239327C5EDB3A432268E5831-0XF97F4DF75117A78C1A5A0DBB814AF92458539FB4 | $10.50 0.0044202 Eth | $97,903.00 101,916.917 0XAF88D065E77C8CC2239327C5EDB3A432268E5831 | 0.4597% |
69 | Uniswap V3 (Polygon) | 0X3C499C542CEF5E3811E1192CE70D8CC03D5C3359-0X53E0BCA35EC356BD5DDDFEBBD1FC0FD03FABAD39 | $10.51 0.0044216 Eth | $94,721.00 98,366.019 0X3C499C542CEF5E3811E1192CE70D8CC03D5C3359 | 0.4437% |
70 | WhiteBIT | LINK-TRY | $10.58 0.0044587 Eth | $85,701.00 8,096.970 LINK | 0.0365% |
71 | Coinbase Exchange | LINK-ETH | $10.57 0.0044576 Eth | $80,183.00 7,586.500 LINK | 0.0342% |
72 | Uniswap V3 (Polygon) | 0X53E0BCA35EC356BD5DDDFEBBD1FC0FD03FABAD39-0X7CEB23FD6BC0ADD59E62AC25578270CFF1B9F619 | $10.56 0.0044437 Eth | $79,319.00 7,489.515 0X53E0BCA35EC356BD5DDDFEBBD1FC0FD03FABAD39 | 0.0338% |
73 | GMO Japan | LINK-JPY | $10.57 0.0044479 Eth | $75,252.00 7,120.100 LINK | 0.0321% |
74 | Uniswap V3 (Polygon) | 0X53E0BCA35EC356BD5DDDFEBBD1FC0FD03FABAD39-0X2791BCA1F2DE4661ED88A30C99A7A9449AA84174 | $10.54 0.0044405 Eth | $71,552.00 6,572.813 0X53E0BCA35EC356BD5DDDFEBBD1FC0FD03FABAD39 | 0.0296% |
75 | PointPay | LINK-BTC | $10.58 0.0044501 Eth | $68,202.00 6,282.732 LINK | 0.0283% |
76 | Slex | LINK-ETH | $10.55 0.0044452 Eth | $64,597.00 6,072.780 LINK | 0.0274% |
77 | Uniswap V3 (Arbitrum One) | 0XF97F4DF75117A78C1A5A0DBB814AF92458539FB4-0XFD086BC7CD5C481DCC9C85EBE478A1C0B69FCBB9 | $10.51 0.0044202 Eth | $64,393.00 5,940.709 0XF97F4DF75117A78C1A5A0DBB814AF92458539FB4 | 0.0268% |
78 | Solidly V3 (Ethereum) | 0X514910771AF9CA656AF840DFF83E8264ECF986CA-0XC02AAA39B223FE8D0A0E5C4F27EAD9083C756CC2 | $10.61 0.0044646 Eth | $59,915.00 5,713.052 0X514910771AF9CA656AF840DFF83E8264ECF986CA | 0.0258% |
79 | Bitget | LINK-EUR | $10.56 0.0044503 Eth | $53,939.00 4,910.070 LINK | 0.0221% |
80 | LATOKEN | LINK-ETH | $10.60 0.0044642 Eth | $53,190.00 5,019.197 LINK | 0.0226% |
81 | Mercado Bitcoin | LINK-BRL | $10.64 0.0044727 Eth | $46,262.00 4,349.878 LINK | 0.0196% |
82 | Foxbit | LINK-BRL | $10.64 0.0044730 Eth | $45,933.00 4,207.238 LINK | 0.0190% |
83 | Uniswap V3 (Polygon) | 0X53E0BCA35EC356BD5DDDFEBBD1FC0FD03FABAD39-0X0D500B1D8E8EF31E21C99D1DB9A6444D3ADF1270 | $10.52 0.0044281 Eth | $42,191.00 3,917.351 0X53E0BCA35EC356BD5DDDFEBBD1FC0FD03FABAD39 | 0.0177% |
84 | EXMO | LINK-BTC | $10.58 0.0044475 Eth | $40,510.00 3,830.434 LINK | 0.0173% |
85 | Quickswap (v3) | 0X3C499C542CEF5E3811E1192CE70D8CC03D5C3359-0X53E0BCA35EC356BD5DDDFEBBD1FC0FD03FABAD39 | $10.53 0.0044283 Eth | $37,808.00 39,205.986 0X3C499C542CEF5E3811E1192CE70D8CC03D5C3359 | 0.1769% |
86 | Uniswap V3 (Optimism) | 0X350A791BFC2C21F9ED5D10980DAD2E2638FFA7F6-0X4200000000000000000000000000000000000006 | $10.53 0.0044286 Eth | $37,274.00 3,553.495 0X350A791BFC2C21F9ED5D10980DAD2E2638FFA7F6 | 0.0160% |
87 | Kanga | LINK-PLN | $10.56 0.0044452 Eth | $34,152.00 0.000 LINK | 0.0000% |
88 | Bitso | LINK-USD | $10.54 0.0044327 Eth | $33,126.00 3,143.698 LINK | 0.0142% |
89 | Uniswap V3 (Arbitrum One) | 0XF97F4DF75117A78C1A5A0DBB814AF92458539FB4-0X2F2A2543B76A4166549F7AAB2E75BEF0AEFC5B0F | $10.55 0.0044384 Eth | $31,351.00 2,899.452 0XF97F4DF75117A78C1A5A0DBB814AF92458539FB4 | 0.0131% |
90 | Uniswap V3 (Polygon) | 0X53E0BCA35EC356BD5DDDFEBBD1FC0FD03FABAD39-0X1BFD67037B42CF73ACF2047067BD4F2C47D9BFD6 | $10.55 0.0044387 Eth | $19,789.95 1,829.338 0X53E0BCA35EC356BD5DDDFEBBD1FC0FD03FABAD39 | 0.0083% |
91 | Binance US | LINK-USDT | $10.55 0.0044404 Eth | $19,777.52 1,874.416 LINK | 0.0085% |
92 | THENA FUSION | 0X52F24A5E03AEE338DA5FD9DF68D2B6FAE1178827-0XF8A0BF9CF54BB92F17374D9E9A321E6A111A51BD | $10.54 0.0044398 Eth | $15,041.49 26.154 0X52F24A5E03AEE338DA5FD9DF68D2B6FAE1178827 | 0.0001% |
93 | Uniswap V3 (Arbitrum One) | 0XAF88D065E77C8CC2239327C5EDB3A432268E5831-0XF97F4DF75117A78C1A5A0DBB814AF92458539FB4 | $10.51 0.0044202 Eth | $13,539.85 14,053.775 0XAF88D065E77C8CC2239327C5EDB3A432268E5831 | 0.0634% |
94 | Pangolin | 0X5947BB275C521040051D82396192181B413227A3-0XB31F66AA3C1E785363F0875A1B74E27B85FD66C7 | $10.55 0.0044414 Eth | $13,051.04 1,240.477 0X5947BB275C521040051D82396192181B413227A3 | 0.0056% |
95 | KuCoin | LINK-KCS | $10.56 0.0044460 Eth | $12,221.42 1,157.312 LINK | 0.0052% |
96 | LFJ | 0X5947BB275C521040051D82396192181B413227A3-0XB31F66AA3C1E785363F0875A1B74E27B85FD66C7 | $10.55 0.0044438 Eth | $10,483.94 998.321 0X5947BB275C521040051D82396192181B413227A3 | 0.0045% |
97 | Uniswap V3 (BSC) | 0XF8A0BF9CF54BB92F17374D9E9A321E6A111A51BD-0X55D398326F99059FF775485246999027B3197955 | $10.52 0.0044316 Eth | $8,304.16 761.316 0XF8A0BF9CF54BB92F17374D9E9A321E6A111A51BD | 0.0034% |
98 | zondacrypto | LINK-PLN | $10.58 0.0044543 Eth | $7,726.39 729.988 LINK | 0.0033% |
99 | Ramses V2 | 0XF97F4DF75117A78C1A5A0DBB814AF92458539FB4-0X82AF49447D8A07E3BD95BD0D56F35241523FBAB1 | $10.52 0.0044326 Eth | $6,027.33 566.809 0XF97F4DF75117A78C1A5A0DBB814AF92458539FB4 | 0.0026% |
100 | Uniswap V3 (BSC) | 0XF8A0BF9CF54BB92F17374D9E9A321E6A111A51BD-0X2170ED0880AC9A755FD29B2688956BD959F933F8 | $10.58 0.0044711 Eth | $5,205.87 491.602 0XF8A0BF9CF54BB92F17374D9E9A321E6A111A51BD | 0.0022% |
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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