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ERC-20
Oracle
Overview
Max Total Supply
1,000,000,000 LINK
Holders
722,546 ( 0.006%)
Market
Price
$10.61 @ 0.004353 ETH (-0.74%)
Onchain Market Cap
$10,610,000,000.00
Circulating Supply Market Cap
$6,648,608,038.00
Other Info
Token Contract (WITH 18 Decimals)
Balance
39.66 LINKValue
$420.79 ( ~0.172636209963623 Eth) [0.0000%]Loading...
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# | Exchange | Pair | Price | 24H Volume | % Volume |
---|---|---|---|---|---|
1 | Binance | LINK-USDT | $10.61 0.0043500 Eth | $31,822,760.00 3,064,815.670 LINK | 15.1979% |
2 | WhiteBIT | LINK-USDT | $10.59 0.0043457 Eth | $30,554,175.00 2,884,117.890 LINK | 14.3019% |
3 | HTX | LINK-USDT | $10.60 0.0043505 Eth | $11,692,054.00 1,123,673.683 LINK | 5.5721% |
4 | Coinbase Exchange | LINK-USD | $10.61 0.0043484 Eth | $11,377,284.00 1,072,721.440 LINK | 5.3194% |
5 | Gate.io | LINK-USDT | $10.61 0.0043538 Eth | $10,277,720.00 1,006,467.670 LINK | 4.9909% |
6 | Bitget | LINK-USDT | $10.61 0.0043513 Eth | $9,436,487.00 905,868.060 LINK | 4.4920% |
7 | Bybit | LINK-USDT | $10.60 0.0043499 Eth | $8,864,748.00 854,402.985 LINK | 4.2368% |
8 | OKX | LINK-USDT | $10.60 0.0043485 Eth | $6,877,250.00 665,284.624 LINK | 3.2990% |
9 | P2B | LINK-USDT | $10.61 0.0043481 Eth | $6,670,075.00 628,945.920 LINK | 3.1188% |
10 | Uniswap V3 (Ethereum) | 0X514910771AF9CA656AF840DFF83E8264ECF986CA-0XC02AAA39B223FE8D0A0E5C4F27EAD9083C756CC2 | $10.60 0.0043472 Eth | $6,294,611.00 603,633.744 0X514910771AF9CA656AF840DFF83E8264ECF986CA | 2.9933% |
11 | Slex | LINK-USDT | $10.59 0.0043440 Eth | $5,613,207.00 539,682.090 LINK | 2.6762% |
12 | BTSE | LINK-USDT | $10.60 0.0043491 Eth | $5,473,434.00 516,457.814 LINK | 2.5610% |
13 | Upbit | LINK-KRW | $10.71 0.0043938 Eth | $4,626,329.00 431,911.334 LINK | 2.1418% |
14 | DigiFinex | LINK-USDT | $10.60 0.0043485 Eth | $4,424,876.00 417,412.720 LINK | 2.0699% |
15 | Bitunix | LINK-USDT | $10.62 0.0043539 Eth | $4,228,346.00 398,011.070 LINK | 1.9737% |
16 | Biconomy.com | LINK-USDT | $10.60 0.0043493 Eth | $3,808,833.00 366,665.470 LINK | 1.8182% |
17 | Azbit | LINK-USDT | $10.61 0.0043548 Eth | $3,536,021.00 338,575.880 LINK | 1.6789% |
18 | CoinW | LINK-USDT | $10.60 0.0043472 Eth | $3,339,188.00 315,056.050 LINK | 1.5623% |
19 | XT.COM | LINK-USDT | $10.62 0.0043520 Eth | $3,199,355.00 307,876.610 LINK | 1.5267% |
20 | Hotcoin | LINK-USDT | $10.62 0.0043532 Eth | $2,855,243.00 268,941.360 LINK | 1.3336% |
21 | Trubit | LINK-USDT | $10.60 0.0043493 Eth | $2,185,299.00 210,592.950 LINK | 1.0443% |
22 | Coinstore | LINK-USDT | $10.60 0.0043443 Eth | $2,116,910.00 203,896.010 LINK | 1.0111% |
23 | LBank | LINK-USDT | $10.60 0.0043464 Eth | $2,010,022.00 189,714.040 LINK | 0.9408% |
24 | KuCoin | LINK-USDT | $10.61 0.0043517 Eth | $1,998,942.00 188,424.475 LINK | 0.9344% |
25 | AscendEX (BitMax) | LINK-USDT | $10.56 0.0043331 Eth | $1,775,066.00 168,102.200 LINK | 0.8336% |
26 | BYDFi | LINK-USDT | $10.60 0.0043477 Eth | $1,616,284.00 152,416.680 LINK | 0.7558% |
27 | ProBit Global | LINK-USDT | $10.61 0.0043524 Eth | $1,582,666.00 149,217.708 LINK | 0.7399% |
28 | Bitstamp | LINK-EUR | $10.61 0.0043543 Eth | $1,506,333.00 141,923.200 LINK | 0.7038% |
29 | Bitvavo | LINK-EUR | $10.61 0.0043528 Eth | $1,490,094.00 140,424.840 LINK | 0.6963% |
30 | WhiteBIT | LINK-BTC | $10.61 0.0043531 Eth | $1,121,871.00 105,722.530 LINK | 0.5243% |
31 | Dex-Trade | LINK-USDT | $10.60 0.0043516 Eth | $1,053,223.00 99,323.120 LINK | 0.4925% |
32 | Tokpie | LINK-USDT | $10.57 0.0043376 Eth | $988,565.00 93,486.969 LINK | 0.4636% |
33 | Bithumb | LINK-KRW | $10.71 0.0043948 Eth | $945,463.00 88,267.871 LINK | 0.4377% |
34 | HashKey Global | LINK-USDT | $10.61 0.0043507 Eth | $906,917.00 87,955.768 LINK | 0.4362% |
35 | Azbit | LINK-ETH | $10.60 0.0043459 Eth | $692,109.00 66,136.525 LINK | 0.3280% |
36 | EXMO | LINK-USDT | $10.60 0.0043485 Eth | $677,532.00 63,926.773 LINK | 0.3170% |
37 | Uniswap V3 (Arbitrum One) | 0XF97F4DF75117A78C1A5A0DBB814AF92458539FB4-0X82AF49447D8A07E3BD95BD0D56F35241523FBAB1 | $10.58 0.0043393 Eth | $656,883.00 63,045.767 0XF97F4DF75117A78C1A5A0DBB814AF92458539FB4 | 0.3126% |
38 | LATOKEN | LINK-USDT | $10.60 0.0043482 Eth | $625,607.00 59,002.209 LINK | 0.2926% |
39 | AscendEX (BitMax) | LINK-BTC | $10.63 0.0043627 Eth | $582,413.00 54,780.900 LINK | 0.2716% |
40 | BigONE | LINK-USDT | $10.61 0.0043525 Eth | $546,727.00 51,547.390 LINK | 0.2556% |
41 | Kraken | LINK-USDT | $10.60 0.0043486 Eth | $528,593.00 49,868.816 LINK | 0.2473% |
42 | tanX | LINK-USDC | $10.62 0.0043495 Eth | $510,947.00 48,968.330 LINK | 0.2428% |
43 | itBit | LINK-USD | $10.61 0.0043523 Eth | $479,064.00 45,152.136 LINK | 0.2239% |
44 | CoinEx | LINK-USDT | $10.60 0.0043500 Eth | $466,910.00 44,912.348 LINK | 0.2227% |
45 | PointPay | LINK-USDT | $10.62 0.0043521 Eth | $414,584.00 39,952.824 LINK | 0.1981% |
46 | ProBit Global | LINK-BTC | $10.61 0.0043543 Eth | $408,454.00 38,481.799 LINK | 0.1908% |
47 | Uniswap V3 (Polygon) | 0X53E0BCA35EC356BD5DDDFEBBD1FC0FD03FABAD39-0X7CEB23FD6BC0ADD59E62AC25578270CFF1B9F619 | $10.61 0.0043515 Eth | $393,840.00 37,796.606 0X53E0BCA35EC356BD5DDDFEBBD1FC0FD03FABAD39 | 0.1874% |
48 | WhiteBIT | LINK-EUR | $10.62 0.0043537 Eth | $392,744.00 36,986.440 LINK | 0.1834% |
49 | Bybit | LINK-USDC | $10.63 0.0043596 Eth | $336,986.00 32,413.613 LINK | 0.1607% |
50 | Phemex | LINK-USDT | $10.60 0.0043466 Eth | $328,630.00 31,016.230 LINK | 0.1538% |
51 | EarnBIT | LINK-USDT | $10.61 0.0043520 Eth | $323,779.00 31,350.034 LINK | 0.1555% |
52 | Coinbase Exchange | LINK-EUR | $10.60 0.0043493 Eth | $315,198.00 29,727.740 LINK | 0.1474% |
53 | WhiteBIT | LINK-TRY | $10.63 0.0043625 Eth | $293,117.00 27,563.540 LINK | 0.1367% |
54 | Quickswap (v3) | 0X53E0BCA35EC356BD5DDDFEBBD1FC0FD03FABAD39-0X7CEB23FD6BC0ADD59E62AC25578270CFF1B9F619 | $10.61 0.0043517 Eth | $268,620.00 25,639.286 0X53E0BCA35EC356BD5DDDFEBBD1FC0FD03FABAD39 | 0.1271% |
55 | Uniswap V3 (Polygon) | 0X53E0BCA35EC356BD5DDDFEBBD1FC0FD03FABAD39-0X0D500B1D8E8EF31E21C99D1DB9A6444D3ADF1270 | $10.60 0.0043494 Eth | $250,805.00 23,660.303 0X53E0BCA35EC356BD5DDDFEBBD1FC0FD03FABAD39 | 0.1173% |
56 | LATOKEN | LINK-BTC | $10.62 0.0043526 Eth | $232,725.00 21,911.340 LINK | 0.1087% |
57 | BitDelta | LINK-USDT | $10.61 0.0043501 Eth | $215,610.00 20,704.000 LINK | 0.1027% |
58 | BitMart | LINK-BTC | $10.62 0.0043557 Eth | $199,410.00 18,781.060 LINK | 0.0931% |
59 | Slex | LINK-ETH | $10.59 0.0043408 Eth | $182,347.00 17,431.420 LINK | 0.0864% |
60 | Bitbank | LINK-JPY | $10.66 0.0043741 Eth | $169,788.00 15,922.634 LINK | 0.0790% |
61 | BYDFi | LINK-USDC | $10.63 0.0043569 Eth | $162,226.00 15,265.950 LINK | 0.0757% |
62 | Binance | LINK-EUR | $10.62 0.0043497 Eth | $157,608.00 15,138.460 LINK | 0.0751% |
63 | Gemini | LINK-USD | $10.62 0.0043583 Eth | $140,696.00 13,242.262 LINK | 0.0657% |
64 | OKX | LINK-USDC | $10.61 0.0043503 Eth | $138,148.00 13,265.984 LINK | 0.0658% |
65 | PancakeSwap V3 (BSC) | 0XF8A0BF9CF54BB92F17374D9E9A321E6A111A51BD-0XBB4CDB9CBD36B01BD1CBAEBF2DE08D9173BC095C | $10.57 0.0043361 Eth | $125,960.00 12,034.033 0XF8A0BF9CF54BB92F17374D9E9A321E6A111A51BD | 0.0597% |
66 | Coinbase Exchange | LINK-GBP | $10.64 0.0043627 Eth | $121,248.00 11,400.270 LINK | 0.0565% |
67 | Camelot V3 | 0XF97F4DF75117A78C1A5A0DBB814AF92458539FB4-0X82AF49447D8A07E3BD95BD0D56F35241523FBAB1 | $10.49 0.0043022 Eth | $121,216.00 11,607.737 0XF97F4DF75117A78C1A5A0DBB814AF92458539FB4 | 0.0576% |
68 | Uniswap V3 (Polygon) | 0X3C499C542CEF5E3811E1192CE70D8CC03D5C3359-0X53E0BCA35EC356BD5DDDFEBBD1FC0FD03FABAD39 | $10.57 0.0043373 Eth | $121,040.00 118,567.897 0X3C499C542CEF5E3811E1192CE70D8CC03D5C3359 | 0.5880% |
69 | GMO Japan | LINK-JPY | $10.62 0.0043564 Eth | $115,068.00 10,839.300 LINK | 0.0538% |
70 | Bitci TR | LINK-TRY | $10.57 0.0043368 Eth | $106,547.00 10,186.230 LINK | 0.0505% |
71 | Uniswap V3 (Ethereum) | 0X514910771AF9CA656AF840DFF83E8264ECF986CA-0XA0B86991C6218B36C1D19D4A2E9EB0CE3606EB48 | $10.60 0.0043498 Eth | $105,470.00 10,144.395 0X514910771AF9CA656AF840DFF83E8264ECF986CA | 0.0503% |
72 | Bitkub | LINK-THB | $10.62 0.0043536 Eth | $90,688.00 8,541.897 LINK | 0.0424% |
73 | Uniswap V3 (Arbitrum One) | 0XF97F4DF75117A78C1A5A0DBB814AF92458539FB4-0XFD086BC7CD5C481DCC9C85EBE478A1C0B69FCBB9 | $10.58 0.0043413 Eth | $87,615.00 8,667.627 0XF97F4DF75117A78C1A5A0DBB814AF92458539FB4 | 0.0430% |
74 | Uniswap V3 (Arbitrum One) | 0XAF88D065E77C8CC2239327C5EDB3A432268E5831-0XF97F4DF75117A78C1A5A0DBB814AF92458539FB4 | $10.59 0.0043401 Eth | $86,839.00 84,805.126 0XAF88D065E77C8CC2239327C5EDB3A432268E5831 | 0.4205% |
75 | Mercado Bitcoin | LINK-BRL | $10.61 0.0043561 Eth | $84,375.00 7,948.744 LINK | 0.0394% |
76 | Slex | LINK-BTC | $10.61 0.0043503 Eth | $70,992.00 6,770.500 LINK | 0.0336% |
77 | Bitso | LINK-USD | $10.61 0.0043538 Eth | $63,735.00 6,004.997 LINK | 0.0298% |
78 | PointPay | LINK-BTC | $10.60 0.0043468 Eth | $47,975.00 4,577.361 LINK | 0.0227% |
79 | Uniswap V3 (Polygon) | 0X53E0BCA35EC356BD5DDDFEBBD1FC0FD03FABAD39-0X2791BCA1F2DE4661ED88A30C99A7A9449AA84174 | $10.57 0.0043373 Eth | $45,396.00 4,390.489 0X53E0BCA35EC356BD5DDDFEBBD1FC0FD03FABAD39 | 0.0218% |
80 | EXMO | LINK-BTC | $10.60 0.0043478 Eth | $33,694.00 3,178.934 LINK | 0.0158% |
81 | Bitcointry | LINK-USDT | $10.61 0.0043501 Eth | $32,962.00 3,170.275 LINK | 0.0157% |
82 | Binance US | LINK-USDT | $10.59 0.0043475 Eth | $32,222.00 3,041.528 LINK | 0.0151% |
83 | Uniswap V3 (Polygon) | 0X53E0BCA35EC356BD5DDDFEBBD1FC0FD03FABAD39-0X7CEB23FD6BC0ADD59E62AC25578270CFF1B9F619 | $10.57 0.0043378 Eth | $27,730.00 2,663.806 0X53E0BCA35EC356BD5DDDFEBBD1FC0FD03FABAD39 | 0.0132% |
84 | Quickswap (v3) | 0X3C499C542CEF5E3811E1192CE70D8CC03D5C3359-0X53E0BCA35EC356BD5DDDFEBBD1FC0FD03FABAD39 | $10.60 0.0043494 Eth | $25,749.00 25,198.276 0X3C499C542CEF5E3811E1192CE70D8CC03D5C3359 | 0.1250% |
85 | Uniswap V3 (Arbitrum One) | 0XF97F4DF75117A78C1A5A0DBB814AF92458539FB4-0X2F2A2543B76A4166549F7AAB2E75BEF0AEFC5B0F | $10.57 0.0043352 Eth | $23,527.00 2,252.422 0XF97F4DF75117A78C1A5A0DBB814AF92458539FB4 | 0.0112% |
86 | Uniswap V3 (Optimism) | 0X350A791BFC2C21F9ED5D10980DAD2E2638FFA7F6-0X4200000000000000000000000000000000000006 | $10.58 0.0043405 Eth | $21,104.00 2,023.573 0X350A791BFC2C21F9ED5D10980DAD2E2638FFA7F6 | 0.0100% |
87 | BTCMarkets | LINK-AUD | $10.49 0.0043041 Eth | $18,772.81 1,789.165 LINK | 0.0089% |
88 | CoinEx | LINK-USDC | $10.56 0.0043334 Eth | $18,584.93 1,788.116 LINK | 0.0089% |
89 | Uniswap V3 (BSC) | 0XF8A0BF9CF54BB92F17374D9E9A321E6A111A51BD-0X2170ED0880AC9A755FD29B2688956BD959F933F8 | $10.56 0.0043336 Eth | $18,278.27 1,766.734 0XF8A0BF9CF54BB92F17374D9E9A321E6A111A51BD | 0.0088% |
90 | CoinEx | LINK-BTC | $10.58 0.0043359 Eth | $17,617.88 1,684.226 LINK | 0.0084% |
91 | Solidly V3 (Ethereum) | 0X514910771AF9CA656AF840DFF83E8264ECF986CA-0XC02AAA39B223FE8D0A0E5C4F27EAD9083C756CC2 | $10.56 0.0043306 Eth | $16,863.74 1,613.920 0X514910771AF9CA656AF840DFF83E8264ECF986CA | 0.0080% |
92 | Uniswap V3 (Polygon) | 0X53E0BCA35EC356BD5DDDFEBBD1FC0FD03FABAD39-0X0D500B1D8E8EF31E21C99D1DB9A6444D3ADF1270 | $10.57 0.0043373 Eth | $16,328.86 1,545.686 0X53E0BCA35EC356BD5DDDFEBBD1FC0FD03FABAD39 | 0.0077% |
93 | Coinone | LINK-KRW | $10.72 0.0043984 Eth | $14,258.72 1,330.286 LINK | 0.0066% |
94 | Uniswap V3 (Arbitrum One) | 0XAF88D065E77C8CC2239327C5EDB3A432268E5831-0XF97F4DF75117A78C1A5A0DBB814AF92458539FB4 | $10.58 0.0043393 Eth | $9,893.57 9,696.201 0XAF88D065E77C8CC2239327C5EDB3A432268E5831 | 0.0481% |
95 | Uniswap V3 (Polygon) | 0X53E0BCA35EC356BD5DDDFEBBD1FC0FD03FABAD39-0X2791BCA1F2DE4661ED88A30C99A7A9449AA84174 | $10.61 0.0043530 Eth | $8,879.51 853.432 0X53E0BCA35EC356BD5DDDFEBBD1FC0FD03FABAD39 | 0.0042% |
96 | Uniswap V3 (Polygon) | 0X53E0BCA35EC356BD5DDDFEBBD1FC0FD03FABAD39-0X1BFD67037B42CF73ACF2047067BD4F2C47D9BFD6 | $10.57 0.0043373 Eth | $8,280.52 793.411 0X53E0BCA35EC356BD5DDDFEBBD1FC0FD03FABAD39 | 0.0039% |
97 | Uniswap V3 (Polygon) | 0X53E0BCA35EC356BD5DDDFEBBD1FC0FD03FABAD39-0XC2132D05D31C914A87C6611C10748AEB04B58E8F | $10.56 0.0043313 Eth | $7,083.11 681.854 0X53E0BCA35EC356BD5DDDFEBBD1FC0FD03FABAD39 | 0.0034% |
98 | Uniswap V3 (BSC) | 0XF8A0BF9CF54BB92F17374D9E9A321E6A111A51BD-0X55D398326F99059FF775485246999027B3197955 | $10.60 0.0043468 Eth | $5,741.84 550.686 0XF8A0BF9CF54BB92F17374D9E9A321E6A111A51BD | 0.0027% |
99 | THENA FUSION | 0X52F24A5E03AEE338DA5FD9DF68D2B6FAE1178827-0XF8A0BF9CF54BB92F17374D9E9A321E6A111A51BD | $10.57 0.0043378 Eth | $4,376.10 7.125 0X52F24A5E03AEE338DA5FD9DF68D2B6FAE1178827 | 0.0000% |
100 | KuCoin | LINK-KCS | $10.59 0.0043452 Eth | $3,654.46 344.993 LINK | 0.0017% |
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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