ERC-20
Oracle
Overview
Max Total Supply
1,000,000,000 LINK
Holders
730,511 ( 0.022%)
Market
Price
$25.27 @ 0.007634 ETH (+2.02%)
Onchain Market Cap
$25,270,000,000.00
Circulating Supply Market Cap
$16,124,351,140.00
Other Info
Token Contract (WITH 18 Decimals)
Balance
1.5214193 LINKValue
$38.45 ( ~0.0116155468797883 Eth) [0.0000%]Loading...
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# | Exchange | Pair | Price | 24H Volume | % Volume |
---|---|---|---|---|---|
1 | Coinbase Exchange | LINK-USD | $25.28 0.0076385 Eth | $32,516,119.00 1,286,238.880 LINK | 13.2958% |
2 | Bybit | LINK-USDT | $25.28 0.0076392 Eth | $25,614,883.00 1,012,549.489 LINK | 10.4667% |
3 | Slex | LINK-USDT | $25.26 0.0076352 Eth | $25,314,220.00 1,001,690.150 LINK | 10.3544% |
4 | P2B | LINK-USDT | $25.30 0.0076424 Eth | $14,207,871.00 561,654.620 LINK | 5.8058% |
5 | HTX | LINK-USDT | $25.28 0.0076383 Eth | $13,181,300.00 521,601.795 LINK | 5.3918% |
6 | OKX | LINK-USDT | $25.27 0.0076354 Eth | $11,325,307.00 447,512.137 LINK | 4.6259% |
7 | DigiFinex | LINK-USDT | $25.27 0.0076363 Eth | $8,673,197.00 343,192.150 LINK | 3.5476% |
8 | Deepcoin | LINK-USDT | $25.29 0.0076505 Eth | $7,948,721.00 322,582.320 LINK | 3.3345% |
9 | KuCoin | LINK-USDT | $25.22 0.0076246 Eth | $6,607,061.00 261,927.102 LINK | 2.7075% |
10 | XT.COM | LINK-USDT | $25.27 0.0076348 Eth | $6,585,437.00 260,559.310 LINK | 2.6934% |
11 | Azbit | LINK-USDT | $25.29 0.0076401 Eth | $6,533,089.00 258,544.518 LINK | 2.6726% |
12 | Coinstore | LINK-USDT | $25.30 0.0076445 Eth | $6,090,685.00 241,031.000 LINK | 2.4915% |
13 | Bitunix | LINK-USDT | $25.29 0.0076409 Eth | $5,535,206.00 218,813.500 LINK | 2.2619% |
14 | BTSE | LINK-USDT | $25.28 0.0076400 Eth | $4,182,301.00 165,409.145 LINK | 1.7098% |
15 | CoinW | LINK-USDT | $25.28 0.0076375 Eth | $4,059,152.00 160,588.640 LINK | 1.6600% |
16 | BYDFi | LINK-USDT | $25.28 0.0076379 Eth | $3,675,012.00 145,391.540 LINK | 1.5029% |
17 | Coinbase Exchange | LINK-EUR | $25.23 0.0076274 Eth | $3,290,168.00 130,394.650 LINK | 1.3479% |
18 | LATOKEN | LINK-USDT | $25.27 0.0076348 Eth | $3,139,697.00 124,258.804 LINK | 1.2845% |
19 | FMCPAY | LINK-USDT | $25.29 0.0076398 Eth | $3,101,908.00 122,624.136 LINK | 1.2676% |
20 | Kraken | LINK-USD | $25.28 0.0076401 Eth | $3,009,444.00 119,062.886 LINK | 1.2308% |
21 | QMall | LINK-USDT | $25.26 0.0076437 Eth | $2,710,255.00 107,230.535 LINK | 1.1084% |
22 | Bitvavo | LINK-EUR | $25.32 0.0076498 Eth | $2,597,310.00 102,581.418 LINK | 1.0604% |
23 | Hotcoin | LINK-USDT | $25.28 0.0076411 Eth | $2,291,883.00 90,647.820 LINK | 0.9370% |
24 | Dex-Trade | LINK-USDT | $25.29 0.0076520 Eth | $2,140,575.00 84,655.704 LINK | 0.8751% |
25 | Bitstamp | LINK-USD | $25.25 0.0076296 Eth | $2,108,674.00 83,511.855 LINK | 0.8633% |
26 | Uniswap V3 (Arbitrum One) | 0XF97F4DF75117A78C1A5A0DBB814AF92458539FB4-0X82AF49447D8A07E3BD95BD0D56F35241523FBAB1 | $25.20 0.0076137 Eth | $1,682,574.00 67,035.450 0XF97F4DF75117A78C1A5A0DBB814AF92458539FB4 | 0.6929% |
27 | FMCPAY | LINK-ETH | $25.28 0.0076373 Eth | $1,677,051.00 66,715.040 LINK | 0.6896% |
28 | Camelot V3 | 0XF97F4DF75117A78C1A5A0DBB814AF92458539FB4-0X82AF49447D8A07E3BD95BD0D56F35241523FBAB1 | $25.21 0.0076184 Eth | $1,525,870.00 61,016.821 0XF97F4DF75117A78C1A5A0DBB814AF92458539FB4 | 0.6307% |
29 | Bitstamp | LINK-EUR | $25.25 0.0076306 Eth | $1,425,560.00 56,450.292 LINK | 0.5835% |
30 | FMCPAY | LINK-BTC | $25.24 0.0076344 Eth | $1,418,596.00 56,077.400 LINK | 0.5797% |
31 | CoinEx | LINK-USDT | $25.28 0.0076392 Eth | $1,308,493.00 51,594.783 LINK | 0.5333% |
32 | Coinbase Exchange | LINK-GBP | $25.24 0.0076291 Eth | $1,256,902.00 49,790.780 LINK | 0.5147% |
33 | OKX | LINK-USDC | $25.26 0.0076327 Eth | $1,193,444.00 46,892.796 LINK | 0.4847% |
34 | tanX | LINK-USDC | $25.31 0.0076456 Eth | $1,087,297.00 42,944.940 LINK | 0.4439% |
35 | PointPay | LINK-USDT | $25.30 0.0076439 Eth | $962,303.00 38,060.786 LINK | 0.3934% |
36 | Azbit | LINK-ETH | $25.28 0.0076383 Eth | $900,455.00 35,848.306 LINK | 0.3706% |
37 | Trubit | LINK-USDT | $25.25 0.0076422 Eth | $892,397.00 35,341.310 LINK | 0.3653% |
38 | Uniswap V3 (Polygon) | 0X53E0BCA35EC356BD5DDDFEBBD1FC0FD03FABAD39-0X7CEB23FD6BC0ADD59E62AC25578270CFF1B9F619 | $25.30 0.0076462 Eth | $805,633.00 31,951.618 0X53E0BCA35EC356BD5DDDFEBBD1FC0FD03FABAD39 | 0.3303% |
39 | WhiteBIT | LINK-TRY | $25.38 0.0076688 Eth | $751,620.00 29,614.920 LINK | 0.3061% |
40 | EXMO | LINK-USDT | $25.25 0.0076333 Eth | $741,747.00 29,372.027 LINK | 0.3036% |
41 | Phemex | LINK-USDT | $25.29 0.0076417 Eth | $681,476.00 26,941.420 LINK | 0.2785% |
42 | Uniswap V3 (Arbitrum One) | 0XF97F4DF75117A78C1A5A0DBB814AF92458539FB4-0XFD086BC7CD5C481DCC9C85EBE478A1C0B69FCBB9 | $25.20 0.0076137 Eth | $523,210.00 20,828.627 0XF97F4DF75117A78C1A5A0DBB814AF92458539FB4 | 0.2153% |
43 | Uniswap V3 (Polygon) | 0X53E0BCA35EC356BD5DDDFEBBD1FC0FD03FABAD39-0X0D500B1D8E8EF31E21C99D1DB9A6444D3ADF1270 | $25.28 0.0076386 Eth | $514,640.00 20,361.101 0X53E0BCA35EC356BD5DDDFEBBD1FC0FD03FABAD39 | 0.2105% |
44 | WhiteBIT | LINK-BTC | $25.32 0.0076503 Eth | $476,455.00 18,816.960 LINK | 0.1945% |
45 | PancakeSwap V3 (BSC) | 0XF8A0BF9CF54BB92F17374D9E9A321E6A111A51BD-0XBB4CDB9CBD36B01BD1CBAEBF2DE08D9173BC095C | $25.28 0.0076422 Eth | $458,598.00 18,152.700 0XF8A0BF9CF54BB92F17374D9E9A321E6A111A51BD | 0.1876% |
46 | Coinbase Exchange | LINK-USDT | $25.24 0.0076291 Eth | $454,809.00 18,021.035 LINK | 0.1863% |
47 | Bitbank | LINK-JPY | $25.28 0.0076367 Eth | $437,258.00 17,299.628 LINK | 0.1788% |
48 | Gemini | LINK-USD | $25.24 0.0076271 Eth | $381,647.00 15,119.620 LINK | 0.1563% |
49 | Quickswap (v3) | 0X53E0BCA35EC356BD5DDDFEBBD1FC0FD03FABAD39-0X7CEB23FD6BC0ADD59E62AC25578270CFF1B9F619 | $25.22 0.0076205 Eth | $376,356.00 14,961.251 0X53E0BCA35EC356BD5DDDFEBBD1FC0FD03FABAD39 | 0.1547% |
50 | BigONE | LINK-USDT | $25.28 0.0076355 Eth | $373,275.00 14,767.360 LINK | 0.1526% |
51 | Uniswap V3 (Polygon) | 0X53E0BCA35EC356BD5DDDFEBBD1FC0FD03FABAD39-0X7CEB23FD6BC0ADD59E62AC25578270CFF1B9F619 | $25.29 0.0076406 Eth | $347,669.00 13,828.147 0X53E0BCA35EC356BD5DDDFEBBD1FC0FD03FABAD39 | 0.1429% |
52 | Uniswap V3 (Polygon) | 0X3C499C542CEF5E3811E1192CE70D8CC03D5C3359-0X53E0BCA35EC356BD5DDDFEBBD1FC0FD03FABAD39 | $25.31 0.0076489 Eth | $325,451.00 324,693.655 0X3C499C542CEF5E3811E1192CE70D8CC03D5C3359 | 3.3564% |
53 | BitMart | LINK-BTC | $25.27 0.0076359 Eth | $301,949.00 11,948.540 LINK | 0.1235% |
54 | QMall | LINK-USDC | $25.25 0.0076290 Eth | $291,071.00 11,481.627 LINK | 0.1187% |
55 | LATOKEN | LINK-BTC | $25.28 0.0076376 Eth | $275,776.00 10,909.487 LINK | 0.1128% |
56 | Slex | LINK-ETH | $25.28 0.0076389 Eth | $261,772.00 10,425.010 LINK | 0.1078% |
57 | Coinbase Exchange | LINK-BTC | $25.26 0.0076345 Eth | $261,471.00 10,352.190 LINK | 0.1070% |
58 | Uniswap V3 (Polygon) | 0X53E0BCA35EC356BD5DDDFEBBD1FC0FD03FABAD39-0X2791BCA1F2DE4661ED88A30C99A7A9449AA84174 | $25.31 0.0076470 Eth | $225,164.00 8,913.745 0X53E0BCA35EC356BD5DDDFEBBD1FC0FD03FABAD39 | 0.0921% |
59 | BitStorage | LINK-ETH | $25.29 0.0076421 Eth | $220,523.00 8,718.590 LINK | 0.0901% |
60 | DeGate | 0X514910771AF9CA656AF840DFF83E8264ECF986CA-0XA0B86991C6218B36C1D19D4A2E9EB0CE3606EB48 | $25.31 0.0076473 Eth | $186,997.00 7,395.895 0X514910771AF9CA656AF840DFF83E8264ECF986CA | 0.0765% |
61 | GMO Japan | LINK-JPY | $25.30 0.0076467 Eth | $168,399.00 6,655.600 LINK | 0.0688% |
62 | Bitso | LINK-USD | $25.28 0.0076414 Eth | $151,428.00 5,989.015 LINK | 0.0619% |
63 | Uniswap V3 (Ethereum) | 0X514910771AF9CA656AF840DFF83E8264ECF986CA-0XA0B86991C6218B36C1D19D4A2E9EB0CE3606EB48 | $25.26 0.0076364 Eth | $106,129.00 4,193.067 0X514910771AF9CA656AF840DFF83E8264ECF986CA | 0.0433% |
64 | Solidly V3 (Ethereum) | 0X514910771AF9CA656AF840DFF83E8264ECF986CA-0XC02AAA39B223FE8D0A0E5C4F27EAD9083C756CC2 | $25.23 0.0076279 Eth | $96,532.00 3,840.142 0X514910771AF9CA656AF840DFF83E8264ECF986CA | 0.0397% |
65 | BitMart | LINK-ETH | $25.28 0.0076373 Eth | $96,013.00 3,798.660 LINK | 0.0393% |
66 | Uniswap V3 (Arbitrum One) | 0XAF88D065E77C8CC2239327C5EDB3A432268E5831-0XF97F4DF75117A78C1A5A0DBB814AF92458539FB4 | $25.29 0.0076412 Eth | $94,842.00 94,625.880 0XAF88D065E77C8CC2239327C5EDB3A432268E5831 | 0.9781% |
67 | Uniswap V3 (Optimism) | 0X350A791BFC2C21F9ED5D10980DAD2E2638FFA7F6-0X4200000000000000000000000000000000000006 | $25.20 0.0076173 Eth | $86,051.00 3,418.740 0X350A791BFC2C21F9ED5D10980DAD2E2638FFA7F6 | 0.0353% |
68 | Hotcoin | LINK-BTC | $25.30 0.0076442 Eth | $80,176.00 3,169.130 LINK | 0.0328% |
69 | Uniswap V3 (Arbitrum One) | 0XF97F4DF75117A78C1A5A0DBB814AF92458539FB4-0X2F2A2543B76A4166549F7AAB2E75BEF0AEFC5B0F | $25.15 0.0075999 Eth | $64,264.00 2,549.248 0XF97F4DF75117A78C1A5A0DBB814AF92458539FB4 | 0.0264% |
70 | Quickswap (v3) | 0X3C499C542CEF5E3811E1192CE70D8CC03D5C3359-0X53E0BCA35EC356BD5DDDFEBBD1FC0FD03FABAD39 | $25.28 0.0076414 Eth | $50,394.00 50,372.821 0X3C499C542CEF5E3811E1192CE70D8CC03D5C3359 | 0.5207% |
71 | Uniswap V3 (Polygon) | 0X53E0BCA35EC356BD5DDDFEBBD1FC0FD03FABAD39-0X0D500B1D8E8EF31E21C99D1DB9A6444D3ADF1270 | $25.30 0.0076462 Eth | $41,618.00 1,646.546 0X53E0BCA35EC356BD5DDDFEBBD1FC0FD03FABAD39 | 0.0170% |
72 | Uniswap V3 (Avalanche) | 0X5947BB275C521040051D82396192181B413227A3-0XB31F66AA3C1E785363F0875A1B74E27B85FD66C7 | $25.05 0.0075707 Eth | $33,199.00 1,288.201 0X5947BB275C521040051D82396192181B413227A3 | 0.0133% |
73 | Uniswap V3 (Polygon) | 0X53E0BCA35EC356BD5DDDFEBBD1FC0FD03FABAD39-0X1BFD67037B42CF73ACF2047067BD4F2C47D9BFD6 | $25.30 0.0076462 Eth | $31,322.00 1,234.038 0X53E0BCA35EC356BD5DDDFEBBD1FC0FD03FABAD39 | 0.0128% |
74 | Dex-Trade | LINK-ETH | $25.28 0.0076399 Eth | $27,869.00 1,102.430 LINK | 0.0114% |
75 | Uniswap V3 (BSC) | 0XF8A0BF9CF54BB92F17374D9E9A321E6A111A51BD-0X2170ED0880AC9A755FD29B2688956BD959F933F8 | $25.26 0.0076357 Eth | $24,679.00 971.155 0XF8A0BF9CF54BB92F17374D9E9A321E6A111A51BD | 0.0100% |
76 | Uniswap V3 (Polygon) | 0X53E0BCA35EC356BD5DDDFEBBD1FC0FD03FABAD39-0XC2132D05D31C914A87C6611C10748AEB04B58E8F | $25.15 0.0076007 Eth | $23,336.00 923.135 0X53E0BCA35EC356BD5DDDFEBBD1FC0FD03FABAD39 | 0.0095% |
77 | Hotcoin | LINK-ETH | $25.25 0.0076403 Eth | $23,333.00 924.040 LINK | 0.0096% |
78 | LFJ | 0X5947BB275C521040051D82396192181B413227A3-0XB31F66AA3C1E785363F0875A1B74E27B85FD66C7 | $25.16 0.0076059 Eth | $21,587.00 839.700 0X5947BB275C521040051D82396192181B413227A3 | 0.0087% |
79 | THENA FUSION | 0X52F24A5E03AEE338DA5FD9DF68D2B6FAE1178827-0XF8A0BF9CF54BB92F17374D9E9A321E6A111A51BD | $25.32 0.0076510 Eth | $20,543.00 27.297 0X52F24A5E03AEE338DA5FD9DF68D2B6FAE1178827 | 0.0003% |
80 | Uniswap V3 (BSC) | 0XF8A0BF9CF54BB92F17374D9E9A321E6A111A51BD-0X55D398326F99059FF775485246999027B3197955 | $25.23 0.0076255 Eth | $19,125.79 755.561 0XF8A0BF9CF54BB92F17374D9E9A321E6A111A51BD | 0.0078% |
81 | Uniswap V3 (Ethereum) | 0X514910771AF9CA656AF840DFF83E8264ECF986CA-0XDAC17F958D2EE523A2206206994597C13D831EC7 | $25.17 0.0076092 Eth | $16,599.94 655.702 0X514910771AF9CA656AF840DFF83E8264ECF986CA | 0.0068% |
82 | Pangolin | 0X5947BB275C521040051D82396192181B413227A3-0XB31F66AA3C1E785363F0875A1B74E27B85FD66C7 | $25.25 0.0076327 Eth | $16,522.49 642.710 0X5947BB275C521040051D82396192181B413227A3 | 0.0066% |
83 | Uniswap V3 (Arbitrum One) | 0XF97F4DF75117A78C1A5A0DBB814AF92458539FB4-0X82AF49447D8A07E3BD95BD0D56F35241523FBAB1 | $25.20 0.0076138 Eth | $11,739.74 469.656 0XF97F4DF75117A78C1A5A0DBB814AF92458539FB4 | 0.0049% |
84 | Gemini | LINK-BTC | $25.18 0.0076074 Eth | $11,681.68 463.992 LINK | 0.0048% |
85 | Uniswap V3 (Arbitrum One) | 0XBA5DDD1F9D7F570DC94A51479A000E3BCE967196-0XF97F4DF75117A78C1A5A0DBB814AF92458539FB4 | $25.26 0.0076350 Eth | $9,962.31 30.031 0XBA5DDD1F9D7F570DC94A51479A000E3BCE967196 | 0.0003% |
86 | Biswap V3 | 0XF8A0BF9CF54BB92F17374D9E9A321E6A111A51BD-0XBB4CDB9CBD36B01BD1CBAEBF2DE08D9173BC095C | $25.31 0.0076508 Eth | $8,301.00 330.027 0XF8A0BF9CF54BB92F17374D9E9A321E6A111A51BD | 0.0034% |
87 | Bitexen | LINK-TRY | $25.09 0.0075820 Eth | $5,770.06 229.973 LINK | 0.0024% |
88 | CoinEx | LINK-USDC | $25.31 0.0076486 Eth | $5,707.69 225.876 LINK | 0.0023% |
89 | Uniswap V3 (Polygon) | 0X53E0BCA35EC356BD5DDDFEBBD1FC0FD03FABAD39-0XD6DF932A45C0F255F85145F286EA0B292B21C90B | $25.29 0.0076394 Eth | $5,145.52 205.701 0X53E0BCA35EC356BD5DDDFEBBD1FC0FD03FABAD39 | 0.0021% |
90 | Uniswap V3 (Arbitrum One) | 0XAF88D065E77C8CC2239327C5EDB3A432268E5831-0XF97F4DF75117A78C1A5A0DBB814AF92458539FB4 | $25.20 0.0076159 Eth | $4,733.40 4,737.454 0XAF88D065E77C8CC2239327C5EDB3A432268E5831 | 0.0490% |
91 | PancakeSwap V3 (Arbitrum) | 0XF97F4DF75117A78C1A5A0DBB814AF92458539FB4-0X82AF49447D8A07E3BD95BD0D56F35241523FBAB1 | $25.19 0.0076108 Eth | $3,406.68 135.942 0XF97F4DF75117A78C1A5A0DBB814AF92458539FB4 | 0.0014% |
92 | Ace | LINK-USDT | $25.33 0.0076527 Eth | $2,742.47 108.560 LINK | 0.0011% |
93 | CoinEx | LINK-BTC | $25.25 0.0076281 Eth | $2,735.65 108.168 LINK | 0.0011% |
94 | Uniswap V3 (BSC) | 0XF8A0BF9CF54BB92F17374D9E9A321E6A111A51BD-0X2170ED0880AC9A755FD29B2688956BD959F933F8 | $25.23 0.0076245 Eth | $2,339.11 93.124 0XF8A0BF9CF54BB92F17374D9E9A321E6A111A51BD | 0.0010% |
95 | Lydia Finance | 0X5947BB275C521040051D82396192181B413227A3-0XB31F66AA3C1E785363F0875A1B74E27B85FD66C7 | $25.18 0.0076065 Eth | $2,166.89 84.079 0X5947BB275C521040051D82396192181B413227A3 | 0.0009% |
96 | Uniswap V3 (BSC) | 0XF8A0BF9CF54BB92F17374D9E9A321E6A111A51BD-0XBB4CDB9CBD36B01BD1CBAEBF2DE08D9173BC095C | $25.15 0.0076012 Eth | $1,921.83 76.179 0XF8A0BF9CF54BB92F17374D9E9A321E6A111A51BD | 0.0008% |
97 | Uniswap V3 (Polygon) | 0X53E0BCA35EC356BD5DDDFEBBD1FC0FD03FABAD39-0XC3C7D422809852031B44AB29EEC9F1EFF2A58756 | $25.28 0.0076346 Eth | $1,540.22 57.177 0X53E0BCA35EC356BD5DDDFEBBD1FC0FD03FABAD39 | 0.0006% |
98 | Uniswap V3 (BSC) | 0XF8A0BF9CF54BB92F17374D9E9A321E6A111A51BD-0X8AC76A51CC950D9822D68B83FE1AD97B32CD580D | $25.15 0.0075974 Eth | $1,385.38 54.624 0XF8A0BF9CF54BB92F17374D9E9A321E6A111A51BD | 0.0006% |
99 | Uniswap V3 (Polygon) | 0X53E0BCA35EC356BD5DDDFEBBD1FC0FD03FABAD39-0X2791BCA1F2DE4661ED88A30C99A7A9449AA84174 | $25.31 0.0076459 Eth | $1,103.78 43.613 0X53E0BCA35EC356BD5DDDFEBBD1FC0FD03FABAD39 | 0.0005% |
100 | Retro | 0X53E0BCA35EC356BD5DDDFEBBD1FC0FD03FABAD39-0X7CEB23FD6BC0ADD59E62AC25578270CFF1B9F619 | $25.22 0.0076183 Eth | $795.57 31.696 0X53E0BCA35EC356BD5DDDFEBBD1FC0FD03FABAD39 | 0.0003% |
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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