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ERC-20
Oracle
Overview
Max Total Supply
1,000,000,000 LINK
Holders
730,695 ( 0.044%)
Market
Price
$26.03 @ 0.007799 ETH (+3.15%)
Onchain Market Cap
$26,030,000,000.00
Circulating Supply Market Cap
$16,620,878,525.00
Other Info
Token Contract (WITH 18 Decimals)
Balance
505.86983 LINKValue
$13,167.79 ( ~3.9452 Eth) [0.0001%]Loading...
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# | Exchange | Pair | Price | 24H Volume | % Volume |
---|---|---|---|---|---|
1 | Binance | LINK-USDT | $26.02 0.0077936 Eth | $66,301,153.00 2,605,336.730 LINK | 22.3455% |
2 | Coinbase Exchange | LINK-USD | $26.05 0.0078042 Eth | $37,241,902.00 1,429,686.420 LINK | 12.2621% |
3 | Bybit | LINK-USDT | $26.06 0.0078065 Eth | $28,552,601.00 1,120,866.572 LINK | 9.6135% |
4 | Slex | LINK-USDT | $26.05 0.0078071 Eth | $25,256,373.00 995,544.040 LINK | 8.5386% |
5 | HTX | LINK-USDT | $26.03 0.0077998 Eth | $13,001,811.00 512,635.502 LINK | 4.3968% |
6 | Uniswap V3 (Ethereum) | 0X514910771AF9CA656AF840DFF83E8264ECF986CA-0XC02AAA39B223FE8D0A0E5C4F27EAD9083C756CC2 | $26.13 0.0078284 Eth | $11,503,148.00 450,904.754 0X514910771AF9CA656AF840DFF83E8264ECF986CA | 3.8673% |
7 | OKX | LINK-USDT | $26.04 0.0078030 Eth | $11,221,567.00 440,879.646 LINK | 3.7813% |
8 | KuCoin | LINK-USDT | $26.04 0.0078007 Eth | $6,752,440.00 259,337.751 LINK | 2.2243% |
9 | XT.COM | LINK-USDT | $26.03 0.0077966 Eth | $6,619,834.00 260,146.590 LINK | 2.2312% |
10 | Azbit | LINK-USDT | $26.01 0.0077910 Eth | $6,609,984.00 259,749.273 LINK | 2.2278% |
11 | Coinstore | LINK-USDT | $25.98 0.0077825 Eth | $6,366,845.00 250,410.770 LINK | 2.1477% |
12 | Bitunix | LINK-USDT | $26.03 0.0077942 Eth | $5,604,267.00 215,340.980 LINK | 1.8469% |
13 | CoinW | LINK-USDT | $26.06 0.0078067 Eth | $4,290,138.00 164,651.010 LINK | 1.4122% |
14 | Coinbase Exchange | LINK-EUR | $26.06 0.0078049 Eth | $3,824,133.00 146,725.450 LINK | 1.2584% |
15 | BYDFi | LINK-USDT | $25.99 0.0077847 Eth | $3,782,136.00 145,529.680 LINK | 1.2482% |
16 | Kraken | LINK-USD | $26.07 0.0078113 Eth | $3,676,099.00 141,020.373 LINK | 1.2095% |
17 | Bitvavo | LINK-EUR | $26.08 0.0078132 Eth | $3,379,762.00 129,600.294 LINK | 1.1116% |
18 | FMCPAY | LINK-USDT | $26.03 0.0077943 Eth | $3,342,925.00 131,242.508 LINK | 1.1256% |
19 | LBank | LINK-USDT | $26.00 0.0077844 Eth | $3,325,333.00 127,920.570 LINK | 1.0971% |
20 | LATOKEN | LINK-USDT | $25.98 0.0077811 Eth | $3,178,966.00 122,377.107 LINK | 1.0496% |
21 | QMall | LINK-USDT | $26.05 0.0078033 Eth | $2,707,104.00 106,371.516 LINK | 0.9123% |
22 | Bitstamp | LINK-USD | $26.04 0.0078017 Eth | $2,198,829.00 84,440.436 LINK | 0.7242% |
23 | Dex-Trade | LINK-USDT | $26.05 0.0078028 Eth | $2,169,256.00 83,258.146 LINK | 0.7141% |
24 | Hotcoin | LINK-USDT | $26.05 0.0077991 Eth | $2,048,548.00 78,652.420 LINK | 0.6746% |
25 | Bitstamp | LINK-EUR | $26.03 0.0078000 Eth | $1,777,033.00 68,257.484 LINK | 0.5854% |
26 | FMCPAY | LINK-ETH | $26.05 0.0077998 Eth | $1,739,931.00 68,251.040 LINK | 0.5854% |
27 | CoinEx | LINK-USDT | $25.99 0.0077828 Eth | $1,690,587.00 66,191.450 LINK | 0.5677% |
28 | Coinbase Exchange | LINK-GBP | $25.99 0.0077839 Eth | $1,653,504.00 63,614.060 LINK | 0.5456% |
29 | OKX | LINK-USDC | $26.06 0.0078078 Eth | $1,538,938.00 60,341.889 LINK | 0.5175% |
30 | FMCPAY | LINK-BTC | $26.04 0.0078023 Eth | $1,514,793.00 59,431.900 LINK | 0.5097% |
31 | PointPay | LINK-USDT | $26.04 0.0078003 Eth | $1,050,611.00 41,291.974 LINK | 0.3542% |
32 | WhiteBIT | LINK-TRY | $26.08 0.0078116 Eth | $936,536.00 35,905.380 LINK | 0.3080% |
33 | Uniswap V3 (Polygon) | 0X53E0BCA35EC356BD5DDDFEBBD1FC0FD03FABAD39-0X7CEB23FD6BC0ADD59E62AC25578270CFF1B9F619 | $26.01 0.0077878 Eth | $815,988.00 31,992.076 0X53E0BCA35EC356BD5DDDFEBBD1FC0FD03FABAD39 | 0.2744% |
34 | Bitbank | LINK-JPY | $25.95 0.0077706 Eth | $746,022.00 28,749.423 LINK | 0.2466% |
35 | EXMO | LINK-USDT | $26.05 0.0078017 Eth | $742,922.00 28,518.015 LINK | 0.2446% |
36 | Uniswap V3 (Arbitrum One) | 0XF97F4DF75117A78C1A5A0DBB814AF92458539FB4-0XFD086BC7CD5C481DCC9C85EBE478A1C0B69FCBB9 | $25.98 0.0077806 Eth | $547,813.00 21,523.199 0XF97F4DF75117A78C1A5A0DBB814AF92458539FB4 | 0.1846% |
37 | Uniswap V3 (Polygon) | 0X53E0BCA35EC356BD5DDDFEBBD1FC0FD03FABAD39-0X0D500B1D8E8EF31E21C99D1DB9A6444D3ADF1270 | $25.98 0.0077810 Eth | $529,134.00 20,589.875 0X53E0BCA35EC356BD5DDDFEBBD1FC0FD03FABAD39 | 0.1766% |
38 | EarnBIT | LINK-USDT | $25.99 0.0077832 Eth | $521,208.00 20,469.715 LINK | 0.1756% |
39 | Coinbase Exchange | LINK-USDT | $26.04 0.0077973 Eth | $513,463.00 19,718.639 LINK | 0.1691% |
40 | Gemini | LINK-USD | $26.05 0.0078037 Eth | $460,791.00 17,690.970 LINK | 0.1517% |
41 | PancakeSwap V3 (BSC) | 0XF8A0BF9CF54BB92F17374D9E9A321E6A111A51BD-0XBB4CDB9CBD36B01BD1CBAEBF2DE08D9173BC095C | $25.99 0.0077830 Eth | $455,843.00 17,971.808 0XF8A0BF9CF54BB92F17374D9E9A321E6A111A51BD | 0.1541% |
42 | Quickswap (v3) | 0X53E0BCA35EC356BD5DDDFEBBD1FC0FD03FABAD39-0X7CEB23FD6BC0ADD59E62AC25578270CFF1B9F619 | $25.98 0.0077786 Eth | $451,235.00 17,673.053 0X53E0BCA35EC356BD5DDDFEBBD1FC0FD03FABAD39 | 0.1516% |
43 | WhiteBIT | LINK-BTC | $26.10 0.0078157 Eth | $442,234.00 16,945.780 LINK | 0.1453% |
44 | WhiteBIT | LINK-EUR | $26.04 0.0077985 Eth | $402,437.00 15,454.850 LINK | 0.1326% |
45 | Uniswap V3 (Polygon) | 0X53E0BCA35EC356BD5DDDFEBBD1FC0FD03FABAD39-0X7CEB23FD6BC0ADD59E62AC25578270CFF1B9F619 | $26.01 0.0077878 Eth | $351,910.00 13,818.959 0X53E0BCA35EC356BD5DDDFEBBD1FC0FD03FABAD39 | 0.1185% |
46 | BigONE | LINK-USDT | $25.99 0.0077861 Eth | $349,991.00 13,467.210 LINK | 0.1155% |
47 | Uniswap V3 (Polygon) | 0X3C499C542CEF5E3811E1192CE70D8CC03D5C3359-0X53E0BCA35EC356BD5DDDFEBBD1FC0FD03FABAD39 | $26.01 0.0077878 Eth | $336,993.00 328,913.312 0X3C499C542CEF5E3811E1192CE70D8CC03D5C3359 | 2.8210% |
48 | QMall | LINK-USDC | $26.05 0.0078057 Eth | $330,039.00 12,913.698 LINK | 0.1108% |
49 | BitMart | LINK-BTC | $26.01 0.0077906 Eth | $305,776.00 11,753.940 LINK | 0.1008% |
50 | Coinbase Exchange | LINK-BTC | $26.03 0.0077934 Eth | $291,609.00 11,204.710 LINK | 0.0961% |
51 | Uniswap V3 (Ethereum) | 0X1F9840A85D5AF5BF1D1762F925BDADDC4201F984-0X514910771AF9CA656AF840DFF83E8264ECF986CA | $26.00 0.0077884 Eth | $282,944.00 22,681.815 0X1F9840A85D5AF5BF1D1762F925BDADDC4201F984 | 0.1945% |
52 | Slex | LINK-ETH | $26.03 0.0077951 Eth | $273,848.00 10,731.170 LINK | 0.0920% |
53 | LATOKEN | LINK-BTC | $26.03 0.0077939 Eth | $271,569.00 10,433.688 LINK | 0.0895% |
54 | BitStorage | LINK-ETH | $26.05 0.0078012 Eth | $260,373.00 9,995.410 LINK | 0.0857% |
55 | HashKey Exchange | LINK-USD | $26.02 0.0077942 Eth | $252,448.00 9,884.490 LINK | 0.0848% |
56 | Uniswap V3 (Polygon) | 0X53E0BCA35EC356BD5DDDFEBBD1FC0FD03FABAD39-0X2791BCA1F2DE4661ED88A30C99A7A9449AA84174 | $25.97 0.0077778 Eth | $215,902.00 8,497.867 0X53E0BCA35EC356BD5DDDFEBBD1FC0FD03FABAD39 | 0.0729% |
57 | DeGate | 0X514910771AF9CA656AF840DFF83E8264ECF986CA-0XA0B86991C6218B36C1D19D4A2E9EB0CE3606EB48 | $26.09 0.0078150 Eth | $180,911.00 7,104.981 0X514910771AF9CA656AF840DFF83E8264ECF986CA | 0.0609% |
58 | GMO Japan | LINK-JPY | $26.15 0.0078359 Eth | $168,990.00 6,461.200 LINK | 0.0554% |
59 | bitcastle | LINK-USDT | $26.01 0.0077923 Eth | $151,724.00 5,969.930 LINK | 0.0512% |
60 | Bitso | LINK-USD | $26.02 0.0077932 Eth | $145,835.00 5,604.224 LINK | 0.0481% |
61 | Uniswap V3 (Ethereum) | 0X514910771AF9CA656AF840DFF83E8264ECF986CA-0XA0B86991C6218B36C1D19D4A2E9EB0CE3606EB48 | $26.02 0.0077964 Eth | $117,892.00 4,631.486 0X514910771AF9CA656AF840DFF83E8264ECF986CA | 0.0397% |
62 | BitMart | LINK-ETH | $26.04 0.0077974 Eth | $98,430.00 3,780.320 LINK | 0.0324% |
63 | Uniswap V3 (Optimism) | 0X350A791BFC2C21F9ED5D10980DAD2E2638FFA7F6-0X4200000000000000000000000000000000000006 | $25.99 0.0077821 Eth | $94,654.00 3,702.993 0X350A791BFC2C21F9ED5D10980DAD2E2638FFA7F6 | 0.0318% |
64 | Mercado Bitcoin | LINK-BRL | $26.19 0.0078452 Eth | $93,811.00 3,582.541 LINK | 0.0307% |
65 | Uniswap V3 (Arbitrum One) | 0XAF88D065E77C8CC2239327C5EDB3A432268E5831-0XF97F4DF75117A78C1A5A0DBB814AF92458539FB4 | $25.99 0.0077829 Eth | $88,291.00 86,252.614 0XAF88D065E77C8CC2239327C5EDB3A432268E5831 | 0.7398% |
66 | Solidly V3 (Ethereum) | 0X514910771AF9CA656AF840DFF83E8264ECF986CA-0XC02AAA39B223FE8D0A0E5C4F27EAD9083C756CC2 | $26.10 0.0078166 Eth | $81,706.00 3,190.639 0X514910771AF9CA656AF840DFF83E8264ECF986CA | 0.0274% |
67 | Hotcoin | LINK-BTC | $26.03 0.0077998 Eth | $71,600.00 2,750.820 LINK | 0.0236% |
68 | Uniswap V3 (Arbitrum One) | 0XF97F4DF75117A78C1A5A0DBB814AF92458539FB4-0X2F2A2543B76A4166549F7AAB2E75BEF0AEFC5B0F | $26.01 0.0077883 Eth | $68,547.00 2,687.618 0XF97F4DF75117A78C1A5A0DBB814AF92458539FB4 | 0.0231% |
69 | EXMO | LINK-BTC | $26.07 0.0078089 Eth | $60,259.00 2,310.993 LINK | 0.0198% |
70 | Quickswap (v3) | 0X3C499C542CEF5E3811E1192CE70D8CC03D5C3359-0X53E0BCA35EC356BD5DDDFEBBD1FC0FD03FABAD39 | $26.12 0.0078255 Eth | $54,191.00 52,735.593 0X3C499C542CEF5E3811E1192CE70D8CC03D5C3359 | 0.4523% |
71 | Uniswap V3 (Polygon) | 0X53E0BCA35EC356BD5DDDFEBBD1FC0FD03FABAD39-0X0D500B1D8E8EF31E21C99D1DB9A6444D3ADF1270 | $25.96 0.0077743 Eth | $41,154.00 1,600.086 0X53E0BCA35EC356BD5DDDFEBBD1FC0FD03FABAD39 | 0.0137% |
72 | Dex-Trade | LINK-ETH | $26.17 0.0078378 Eth | $34,103.00 1,303.050 LINK | 0.0112% |
73 | Uniswap V3 (BSC) | 0XF8A0BF9CF54BB92F17374D9E9A321E6A111A51BD-0X2170ED0880AC9A755FD29B2688956BD959F933F8 | $26.09 0.0078139 Eth | $33,798.00 1,316.765 0XF8A0BF9CF54BB92F17374D9E9A321E6A111A51BD | 0.0113% |
74 | Uniswap V3 (Polygon) | 0X53E0BCA35EC356BD5DDDFEBBD1FC0FD03FABAD39-0X1BFD67037B42CF73ACF2047067BD4F2C47D9BFD6 | $26.00 0.0077861 Eth | $33,094.00 1,300.419 0X53E0BCA35EC356BD5DDDFEBBD1FC0FD03FABAD39 | 0.0112% |
75 | Uniswap V3 (Ethereum) | 0X1F9840A85D5AF5BF1D1762F925BDADDC4201F984-0X514910771AF9CA656AF840DFF83E8264ECF986CA | $25.84 0.0077373 Eth | $27,159.00 2,201.516 0X1F9840A85D5AF5BF1D1762F925BDADDC4201F984 | 0.0189% |
76 | Uniswap V3 (Ethereum) | 0X514910771AF9CA656AF840DFF83E8264ECF986CA-0XDAC17F958D2EE523A2206206994597C13D831EC7 | $26.10 0.0078197 Eth | $25,911.00 1,014.252 0X514910771AF9CA656AF840DFF83E8264ECF986CA | 0.0087% |
77 | Uniswap V3 (Polygon) | 0X53E0BCA35EC356BD5DDDFEBBD1FC0FD03FABAD39-0XC2132D05D31C914A87C6611C10748AEB04B58E8F | $26.01 0.0077878 Eth | $23,168.00 910.814 0X53E0BCA35EC356BD5DDDFEBBD1FC0FD03FABAD39 | 0.0078% |
78 | Hotcoin | LINK-ETH | $26.05 0.0078008 Eth | $19,842.37 761.690 LINK | 0.0065% |
79 | Uniswap V3 (BSC) | 0XF8A0BF9CF54BB92F17374D9E9A321E6A111A51BD-0X55D398326F99059FF775485246999027B3197955 | $26.04 0.0077982 Eth | $18,832.54 739.546 0XF8A0BF9CF54BB92F17374D9E9A321E6A111A51BD | 0.0063% |
80 | THENA FUSION | 0X52F24A5E03AEE338DA5FD9DF68D2B6FAE1178827-0XF8A0BF9CF54BB92F17374D9E9A321E6A111A51BD | $26.08 0.0078113 Eth | $16,469.24 21.352 0X52F24A5E03AEE338DA5FD9DF68D2B6FAE1178827 | 0.0002% |
81 | Uniswap V3 (Avalanche) | 0X5947BB275C521040051D82396192181B413227A3-0XB31F66AA3C1E785363F0875A1B74E27B85FD66C7 | $26.06 0.0078044 Eth | $14,108.70 548.923 0X5947BB275C521040051D82396192181B413227A3 | 0.0047% |
82 | Bitexen | LINK-TRY | $25.88 0.0077523 Eth | $12,332.95 476.530 LINK | 0.0041% |
83 | LFJ | 0X5947BB275C521040051D82396192181B413227A3-0XB31F66AA3C1E785363F0875A1B74E27B85FD66C7 | $26.04 0.0077971 Eth | $11,760.61 457.367 0X5947BB275C521040051D82396192181B413227A3 | 0.0039% |
84 | Uniswap V3 (Arbitrum One) | 0XF97F4DF75117A78C1A5A0DBB814AF92458539FB4-0X82AF49447D8A07E3BD95BD0D56F35241523FBAB1 | $26.02 0.0077923 Eth | $11,580.10 455.236 0XF97F4DF75117A78C1A5A0DBB814AF92458539FB4 | 0.0039% |
85 | Uniswap V3 (Arbitrum One) | 0XBA5DDD1F9D7F570DC94A51479A000E3BCE967196-0XF97F4DF75117A78C1A5A0DBB814AF92458539FB4 | $25.99 0.0077843 Eth | $9,054.32 26.760 0XBA5DDD1F9D7F570DC94A51479A000E3BCE967196 | 0.0002% |
86 | Pangolin | 0X5947BB275C521040051D82396192181B413227A3-0XB31F66AA3C1E785363F0875A1B74E27B85FD66C7 | $26.04 0.0077972 Eth | $8,731.56 339.631 0X5947BB275C521040051D82396192181B413227A3 | 0.0029% |
87 | Gemini | LINK-BTC | $26.04 0.0078010 Eth | $7,340.29 281.910 LINK | 0.0024% |
88 | Uniswap V3 (Polygon) | 0X53E0BCA35EC356BD5DDDFEBBD1FC0FD03FABAD39-0XD6DF932A45C0F255F85145F286EA0B292B21C90B | $26.08 0.0078122 Eth | $4,716.32 182.995 0X53E0BCA35EC356BD5DDDFEBBD1FC0FD03FABAD39 | 0.0016% |
89 | Uniswap V3 (Arbitrum One) | 0XAF88D065E77C8CC2239327C5EDB3A432268E5831-0XF97F4DF75117A78C1A5A0DBB814AF92458539FB4 | $26.07 0.0078101 Eth | $4,414.88 4,296.661 0XAF88D065E77C8CC2239327C5EDB3A432268E5831 | 0.0369% |
90 | Uniswap V3 (Ethereum) | 0X7FC66500C84A76AD7E9C93437BFC5AC33E2DDAE9-0X514910771AF9CA656AF840DFF83E8264ECF986CA | $26.01 0.0077897 Eth | $4,264.08 12.721 0X7FC66500C84A76AD7E9C93437BFC5AC33E2DDAE9 | 0.0001% |
91 | PancakeSwap V3 (Arbitrum) | 0XF97F4DF75117A78C1A5A0DBB814AF92458539FB4-0X82AF49447D8A07E3BD95BD0D56F35241523FBAB1 | $26.04 0.0077991 Eth | $3,207.09 125.648 0XF97F4DF75117A78C1A5A0DBB814AF92458539FB4 | 0.0011% |
92 | CoinEx | LINK-BTC | $26.09 0.0078112 Eth | $2,753.06 108.282 LINK | 0.0009% |
93 | Uniswap V3 (BSC) | 0XF8A0BF9CF54BB92F17374D9E9A321E6A111A51BD-0X2170ED0880AC9A755FD29B2688956BD959F933F8 | $26.14 0.0078329 Eth | $2,531.39 99.054 0XF8A0BF9CF54BB92F17374D9E9A321E6A111A51BD | 0.0008% |
94 | CoinEx | LINK-USDC | $26.07 0.0078072 Eth | $2,316.43 91.287 LINK | 0.0008% |
95 | Uniswap V3 (Optimism) | 0X0B2C639C533813F4AA9D7837CAF62653D097FF85-0X350A791BFC2C21F9ED5D10980DAD2E2638FFA7F6 | $26.13 0.0078251 Eth | $2,149.71 2,115.572 0X0B2C639C533813F4AA9D7837CAF62653D097FF85 | 0.0181% |
96 | Uniswap V3 (BSC) | 0XF8A0BF9CF54BB92F17374D9E9A321E6A111A51BD-0XBB4CDB9CBD36B01BD1CBAEBF2DE08D9173BC095C | $26.09 0.0078142 Eth | $2,004.74 78.951 0XF8A0BF9CF54BB92F17374D9E9A321E6A111A51BD | 0.0007% |
97 | Uniswap V3 (BSC) | 0XF8A0BF9CF54BB92F17374D9E9A321E6A111A51BD-0X8AC76A51CC950D9822D68B83FE1AD97B32CD580D | $26.08 0.0078122 Eth | $1,471.09 57.724 0XF8A0BF9CF54BB92F17374D9E9A321E6A111A51BD | 0.0005% |
98 | Uniswap V3 (Polygon) | 0X53E0BCA35EC356BD5DDDFEBBD1FC0FD03FABAD39-0XC3C7D422809852031B44AB29EEC9F1EFF2A58756 | $26.03 0.0077978 Eth | $1,457.16 53.692 0X53E0BCA35EC356BD5DDDFEBBD1FC0FD03FABAD39 | 0.0005% |
99 | Lydia Finance | 0X5947BB275C521040051D82396192181B413227A3-0XB31F66AA3C1E785363F0875A1B74E27B85FD66C7 | $25.91 0.0077594 Eth | $1,448.28 56.238 0X5947BB275C521040051D82396192181B413227A3 | 0.0005% |
100 | Uniswap V3 (Ethereum) | 0X514910771AF9CA656AF840DFF83E8264ECF986CA-0XC02AAA39B223FE8D0A0E5C4F27EAD9083C756CC2 | $26.03 0.0077950 Eth | $1,163.28 44.531 0X514910771AF9CA656AF840DFF83E8264ECF986CA | 0.0004% |
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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