ERC-20
Oracle
Overview
Max Total Supply
1,000,000,000 LINK
Holders
721,541 ( 0.016%)
Market
Price
$10.52 @ 0.004362 ETH (-3.42%)
Onchain Market Cap
$10,520,000,000.00
Circulating Supply Market Cap
$6,596,372,563.00
Other Info
Token Contract (WITH 18 Decimals)
Balance
7.92461367 LINKValue
$83.37 ( ~0.0345705663743294 Eth) [0.0000%]Loading...
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# | Exchange | Pair | Price | 24H Volume | % Volume |
---|---|---|---|---|---|
1 | LBank | LINK-USDT | $10.53 0.0043738 Eth | $33,473,787.00 3,179,074.540 LINK | 17.7466% |
2 | Binance | LINK-USDT | $10.55 0.0043724 Eth | $26,583,148.00 2,475,542.840 LINK | 13.8193% |
3 | Coinbase Exchange | LINK-USD | $10.54 0.0043751 Eth | $12,239,513.00 1,161,354.340 LINK | 6.4831% |
4 | WhiteBIT | LINK-USDT | $10.54 0.0043742 Eth | $11,861,920.00 1,125,227.210 LINK | 6.2814% |
5 | Bybit | LINK-USDT | $10.54 0.0043662 Eth | $10,721,834.00 999,363.092 LINK | 5.5788% |
6 | HTX | LINK-USDT | $10.55 0.0043774 Eth | $10,543,365.00 980,891.086 LINK | 5.4757% |
7 | Bitget | LINK-USDT | $10.56 0.0043763 Eth | $9,286,394.00 863,788.983 LINK | 4.8220% |
8 | P2B | LINK-USDT | $10.51 0.0043701 Eth | $5,468,291.00 520,121.340 LINK | 2.9035% |
9 | Azbit | LINK-USDT | $10.47 0.0043562 Eth | $5,097,155.00 474,276.660 LINK | 2.6476% |
10 | Slex | LINK-USDT | $10.53 0.0043735 Eth | $4,856,257.00 451,852.400 LINK | 2.5224% |
11 | BVOX | LINK-USDT | $10.55 0.0043741 Eth | $4,817,049.00 448,541.150 LINK | 2.5039% |
12 | WEEX | LINK-USDT | $10.52 0.0043751 Eth | $4,277,780.00 398,795.200 LINK | 2.2262% |
13 | Trubit | LINK-USDT | $10.51 0.0043678 Eth | $3,651,695.00 340,509.730 LINK | 1.9008% |
14 | BTSE | LINK-USDT | $10.55 0.0043760 Eth | $3,511,985.00 332,842.450 LINK | 1.8580% |
15 | DigiFinex | LINK-USDT | $10.55 0.0043741 Eth | $3,097,557.00 293,482.670 LINK | 1.6383% |
16 | Biconomy.com | LINK-USDT | $10.56 0.0043767 Eth | $3,080,201.00 286,422.930 LINK | 1.5989% |
17 | KuCoin | LINK-USDT | $10.55 0.0043702 Eth | $3,076,526.00 291,720.688 LINK | 1.6285% |
18 | Upbit | LINK-KRW | $10.62 0.0043999 Eth | $2,844,355.00 267,914.543 LINK | 1.4956% |
19 | Deepcoin | LINK-USDT | $10.55 0.0043735 Eth | $2,583,587.00 241,367.844 LINK | 1.3474% |
20 | XT.COM | LINK-USDT | $10.51 0.0043652 Eth | $2,392,333.00 222,844.660 LINK | 1.2440% |
21 | ProBit Global | LINK-USDT | $10.56 0.0043746 Eth | $2,290,013.00 216,946.010 LINK | 1.2111% |
22 | OKX | LINK-USDT | $10.55 0.0043729 Eth | $2,237,357.00 208,669.471 LINK | 1.1649% |
23 | CoinW | LINK-USDT | $10.54 0.0043675 Eth | $2,156,548.00 204,637.200 LINK | 1.1424% |
24 | AscendEX (BitMax) | LINK-USDT | $10.55 0.0043732 Eth | $1,643,450.00 155,746.500 LINK | 0.8694% |
25 | Gate.io | LINK-USDT | $10.55 0.0043773 Eth | $1,467,271.00 136,841.850 LINK | 0.7639% |
26 | BYDFi | LINK-USDT | $10.47 0.0043557 Eth | $1,257,003.00 120,016.410 LINK | 0.6700% |
27 | Bullish | LINK-USDC | $10.57 0.0043788 Eth | $1,176,931.00 109,598.808 LINK | 0.6118% |
28 | FameEX | LINK-USDT | $10.56 0.0043745 Eth | $1,060,503.00 98,756.105 LINK | 0.5513% |
29 | Hotcoin | LINK-USDT | $10.54 0.0043684 Eth | $1,022,469.00 97,002.910 LINK | 0.5415% |
30 | FMCPAY | LINK-USDT | $10.54 0.0043682 Eth | $863,746.00 80,519.536 LINK | 0.4495% |
31 | Dex-Trade | LINK-USDT | $10.56 0.0043767 Eth | $858,482.00 81,290.980 LINK | 0.4538% |
32 | Azbit | LINK-ETH | $10.47 0.0043534 Eth | $834,412.00 78,818.459 LINK | 0.4400% |
33 | LATOKEN | LINK-USDT | $10.53 0.0043713 Eth | $833,516.00 79,157.084 LINK | 0.4419% |
34 | tanX | LINK-USDC | $10.58 0.0043797 Eth | $635,919.00 59,118.000 LINK | 0.3300% |
35 | CoinEx | LINK-USDT | $10.53 0.0043687 Eth | $612,881.00 57,048.938 LINK | 0.3185% |
36 | EXMO | LINK-USDT | $10.57 0.0043806 Eth | $512,882.00 48,521.968 LINK | 0.2709% |
37 | WhiteBIT | LINK-BTC | $10.53 0.0043707 Eth | $508,688.00 48,292.990 LINK | 0.2696% |
38 | FMCPAY | LINK-BTC | $10.54 0.0043681 Eth | $469,074.00 44,439.400 LINK | 0.2481% |
39 | Uniswap V3 (Polygon) | 0X53E0BCA35EC356BD5DDDFEBBD1FC0FD03FABAD39-0X0D500B1D8E8EF31E21C99D1DB9A6444D3ADF1270 | $10.52 0.0043595 Eth | $446,634.00 42,611.540 0X53E0BCA35EC356BD5DDDFEBBD1FC0FD03FABAD39 | 0.2379% |
40 | PointPay | LINK-USDT | $10.50 0.0043668 Eth | $438,061.00 40,831.224 LINK | 0.2279% |
41 | Pionex | LINK-USDT | $10.53 0.0043738 Eth | $391,950.00 36,497.340 LINK | 0.2037% |
42 | Bithumb | LINK-KRW | $10.63 0.0044060 Eth | $363,425.00 34,183.866 LINK | 0.1908% |
43 | Uniswap V3 (Arbitrum One) | 0XF97F4DF75117A78C1A5A0DBB814AF92458539FB4-0X82AF49447D8A07E3BD95BD0D56F35241523FBAB1 | $10.45 0.0043392 Eth | $327,058.00 31,018.810 0XF97F4DF75117A78C1A5A0DBB814AF92458539FB4 | 0.1732% |
44 | FMCPAY | LINK-ETH | $10.49 0.0043560 Eth | $323,748.00 30,562.000 LINK | 0.1706% |
45 | BigONE | LINK-USDT | $10.57 0.0043869 Eth | $318,897.00 30,163.550 LINK | 0.1684% |
46 | Phemex | LINK-USDT | $10.54 0.0043731 Eth | $287,974.00 27,310.390 LINK | 0.1525% |
47 | WhiteBIT | LINK-EUR | $10.54 0.0043703 Eth | $257,528.00 24,438.470 LINK | 0.1364% |
48 | itBit | LINK-USD | $10.55 0.0043776 Eth | $253,457.00 24,024.351 LINK | 0.1341% |
49 | ProBit Global | LINK-BTC | $10.54 0.0043697 Eth | $216,049.00 20,490.942 LINK | 0.1144% |
50 | BitMart | LINK-BTC | $10.53 0.0043633 Eth | $175,121.00 16,633.340 LINK | 0.0929% |
51 | LATOKEN | LINK-BTC | $10.51 0.0043643 Eth | $170,150.00 16,184.623 LINK | 0.0903% |
52 | Quickswap (v3) | 0X53E0BCA35EC356BD5DDDFEBBD1FC0FD03FABAD39-0X7CEB23FD6BC0ADD59E62AC25578270CFF1B9F619 | $10.50 0.0043595 Eth | $161,924.00 15,286.657 0X53E0BCA35EC356BD5DDDFEBBD1FC0FD03FABAD39 | 0.0853% |
53 | BitDelta | LINK-USDT | $10.51 0.0043652 Eth | $130,241.00 12,120.000 LINK | 0.0677% |
54 | Hotcoin | LINK-ETH | $10.53 0.0043661 Eth | $122,970.00 11,672.570 LINK | 0.0652% |
55 | Uniswap V3 (Polygon) | 0X53E0BCA35EC356BD5DDDFEBBD1FC0FD03FABAD39-0X7CEB23FD6BC0ADD59E62AC25578270CFF1B9F619 | $10.49 0.0043467 Eth | $120,654.00 11,399.071 0X53E0BCA35EC356BD5DDDFEBBD1FC0FD03FABAD39 | 0.0636% |
56 | Bitci TR | LINK-TRY | $10.58 0.0043884 Eth | $110,596.00 10,254.720 LINK | 0.0572% |
57 | Bitbank | LINK-JPY | $10.51 0.0043568 Eth | $98,162.00 9,336.363 LINK | 0.0521% |
58 | Slex | LINK-ETH | $10.50 0.0043600 Eth | $97,440.00 9,204.240 LINK | 0.0514% |
59 | Hotcoin | LINK-BTC | $10.54 0.0043697 Eth | $92,934.00 8,814.050 LINK | 0.0492% |
60 | PancakeSwap V3 (BSC) | 0XF8A0BF9CF54BB92F17374D9E9A321E6A111A51BD-0XBB4CDB9CBD36B01BD1CBAEBF2DE08D9173BC095C | $10.52 0.0043670 Eth | $83,894.00 7,927.189 0XF8A0BF9CF54BB92F17374D9E9A321E6A111A51BD | 0.0443% |
61 | BYDFi | LINK-USDC | $10.48 0.0043604 Eth | $83,093.00 7,926.620 LINK | 0.0442% |
62 | Coinbase Exchange | LINK-ETH | $10.49 0.0043612 Eth | $68,964.00 6,573.080 LINK | 0.0367% |
63 | Bitget | LINK-EUR | $10.54 0.0043668 Eth | $59,987.00 5,594.490 LINK | 0.0312% |
64 | WhiteBIT | LINK-TRY | $10.56 0.0043831 Eth | $52,532.00 4,973.120 LINK | 0.0278% |
65 | Uniswap V3 (Ethereum) | 0X514910771AF9CA656AF840DFF83E8264ECF986CA-0XA0B86991C6218B36C1D19D4A2E9EB0CE3606EB48 | $10.50 0.0043587 Eth | $51,905.00 4,870.526 0X514910771AF9CA656AF840DFF83E8264ECF986CA | 0.0272% |
66 | Slex | LINK-BTC | $10.52 0.0043695 Eth | $50,391.00 4,781.600 LINK | 0.0267% |
67 | OKX | LINK-USDC | $10.48 0.0043425 Eth | $44,392.00 4,172.293 LINK | 0.0233% |
68 | Uniswap V3 (Polygon) | 0X53E0BCA35EC356BD5DDDFEBBD1FC0FD03FABAD39-0X2791BCA1F2DE4661ED88A30C99A7A9449AA84174 | $10.49 0.0043620 Eth | $39,912.00 3,719.175 0X53E0BCA35EC356BD5DDDFEBBD1FC0FD03FABAD39 | 0.0208% |
69 | Uniswap V3 (Arbitrum One) | 0XAF88D065E77C8CC2239327C5EDB3A432268E5831-0XF97F4DF75117A78C1A5A0DBB814AF92458539FB4 | $10.45 0.0043392 Eth | $35,788.00 36,635.266 0XAF88D065E77C8CC2239327C5EDB3A432268E5831 | 0.2045% |
70 | Uniswap V3 (Polygon) | 0X3C499C542CEF5E3811E1192CE70D8CC03D5C3359-0X53E0BCA35EC356BD5DDDFEBBD1FC0FD03FABAD39 | $10.49 0.0043459 Eth | $34,546.00 35,391.867 0X3C499C542CEF5E3811E1192CE70D8CC03D5C3359 | 0.1976% |
71 | Uniswap V3 (Polygon) | 0X53E0BCA35EC356BD5DDDFEBBD1FC0FD03FABAD39-0X7CEB23FD6BC0ADD59E62AC25578270CFF1B9F619 | $10.51 0.0043614 Eth | $28,950.00 2,728.893 0X53E0BCA35EC356BD5DDDFEBBD1FC0FD03FABAD39 | 0.0152% |
72 | Uniswap V3 (Polygon) | 0X53E0BCA35EC356BD5DDDFEBBD1FC0FD03FABAD39-0X0D500B1D8E8EF31E21C99D1DB9A6444D3ADF1270 | $10.49 0.0043620 Eth | $25,738.00 2,467.987 0X53E0BCA35EC356BD5DDDFEBBD1FC0FD03FABAD39 | 0.0138% |
73 | Uniswap V3 (Arbitrum One) | 0XF97F4DF75117A78C1A5A0DBB814AF92458539FB4-0XFD086BC7CD5C481DCC9C85EBE478A1C0B69FCBB9 | $10.45 0.0043392 Eth | $24,090.00 2,272.023 0XF97F4DF75117A78C1A5A0DBB814AF92458539FB4 | 0.0127% |
74 | EXMO | LINK-BTC | $10.51 0.0043624 Eth | $21,699.00 2,063.988 LINK | 0.0115% |
75 | Pangolin | 0X5947BB275C521040051D82396192181B413227A3-0XB31F66AA3C1E785363F0875A1B74E27B85FD66C7 | $10.45 0.0043399 Eth | $20,458.00 1,950.369 0X5947BB275C521040051D82396192181B413227A3 | 0.0109% |
76 | Uniswap V3 (Optimism) | 0X350A791BFC2C21F9ED5D10980DAD2E2638FFA7F6-0X4200000000000000000000000000000000000006 | $10.45 0.0043366 Eth | $18,932.58 1,799.985 0X350A791BFC2C21F9ED5D10980DAD2E2638FFA7F6 | 0.0100% |
77 | Uniswap V3 (Arbitrum One) | 0XF97F4DF75117A78C1A5A0DBB814AF92458539FB4-0X2F2A2543B76A4166549F7AAB2E75BEF0AEFC5B0F | $10.47 0.0043452 Eth | $18,822.37 1,800.916 0XF97F4DF75117A78C1A5A0DBB814AF92458539FB4 | 0.0101% |
78 | Quickswap (v3) | 0X3C499C542CEF5E3811E1192CE70D8CC03D5C3359-0X53E0BCA35EC356BD5DDDFEBBD1FC0FD03FABAD39 | $10.50 0.0043595 Eth | $17,342.12 17,715.339 0X3C499C542CEF5E3811E1192CE70D8CC03D5C3359 | 0.0989% |
79 | LFJ | 0X5947BB275C521040051D82396192181B413227A3-0XB31F66AA3C1E785363F0875A1B74E27B85FD66C7 | $10.45 0.0043373 Eth | $16,833.47 1,604.314 0X5947BB275C521040051D82396192181B413227A3 | 0.0090% |
80 | Nonkyc.io | LINK-BTC | $10.51 0.0043537 Eth | $14,537.91 1,377.380 LINK | 0.0077% |
81 | Solidly V3 (Ethereum) | 0X514910771AF9CA656AF840DFF83E8264ECF986CA-0XC02AAA39B223FE8D0A0E5C4F27EAD9083C756CC2 | $10.51 0.0043635 Eth | $12,123.33 1,144.083 0X514910771AF9CA656AF840DFF83E8264ECF986CA | 0.0064% |
82 | Uniswap V3 (Polygon) | 0X53E0BCA35EC356BD5DDDFEBBD1FC0FD03FABAD39-0X2791BCA1F2DE4661ED88A30C99A7A9449AA84174 | $10.50 0.0043558 Eth | $10,187.38 949.647 0X53E0BCA35EC356BD5DDDFEBBD1FC0FD03FABAD39 | 0.0053% |
83 | Coinone | LINK-KRW | $10.61 0.0044000 Eth | $9,775.01 921.368 LINK | 0.0051% |
84 | Uniswap V3 (BSC) | 0XF8A0BF9CF54BB92F17374D9E9A321E6A111A51BD-0X55D398326F99059FF775485246999027B3197955 | $10.56 0.0043797 Eth | $7,696.60 745.668 0XF8A0BF9CF54BB92F17374D9E9A321E6A111A51BD | 0.0042% |
85 | Uniswap V3 (Arbitrum One) | 0XAF88D065E77C8CC2239327C5EDB3A432268E5831-0XF97F4DF75117A78C1A5A0DBB814AF92458539FB4 | $10.45 0.0043392 Eth | $4,269.62 4,359.149 0XAF88D065E77C8CC2239327C5EDB3A432268E5831 | 0.0243% |
86 | Uniswap V3 (Polygon) | 0X53E0BCA35EC356BD5DDDFEBBD1FC0FD03FABAD39-0X1BFD67037B42CF73ACF2047067BD4F2C47D9BFD6 | $10.49 0.0043530 Eth | $4,084.08 388.321 0X53E0BCA35EC356BD5DDDFEBBD1FC0FD03FABAD39 | 0.0022% |
87 | Uniswap V3 (BSC) | 0XF8A0BF9CF54BB92F17374D9E9A321E6A111A51BD-0X2170ED0880AC9A755FD29B2688956BD959F933F8 | $10.54 0.0043876 Eth | $4,078.49 385.923 0XF8A0BF9CF54BB92F17374D9E9A321E6A111A51BD | 0.0022% |
88 | CoinEx | LINK-BTC | $10.53 0.0043683 Eth | $2,411.09 228.739 LINK | 0.0013% |
89 | PancakeSwap V3 (Arbitrum) | 0XF97F4DF75117A78C1A5A0DBB814AF92458539FB4-0X82AF49447D8A07E3BD95BD0D56F35241523FBAB1 | $10.50 0.0043516 Eth | $2,352.89 222.454 0XF97F4DF75117A78C1A5A0DBB814AF92458539FB4 | 0.0012% |
90 | CoinEx | LINK-USDC | $10.48 0.0043514 Eth | $1,959.96 182.555 LINK | 0.0010% |
91 | Uniswap V3 (Polygon) | 0X53E0BCA35EC356BD5DDDFEBBD1FC0FD03FABAD39-0XC2132D05D31C914A87C6611C10748AEB04B58E8F | $10.50 0.0043573 Eth | $1,086.38 101.076 0X53E0BCA35EC356BD5DDDFEBBD1FC0FD03FABAD39 | 0.0006% |
92 | Uniswap V3 (BSC) | 0XF8A0BF9CF54BB92F17374D9E9A321E6A111A51BD-0X8AC76A51CC950D9822D68B83FE1AD97B32CD580D | $10.55 0.0043755 Eth | $816.60 75.585 0XF8A0BF9CF54BB92F17374D9E9A321E6A111A51BD | 0.0004% |
93 | Uniswap V3 (Polygon) | 0X53E0BCA35EC356BD5DDDFEBBD1FC0FD03FABAD39-0XC2132D05D31C914A87C6611C10748AEB04B58E8F | $10.51 0.0043594 Eth | $745.08 70.004 0X53E0BCA35EC356BD5DDDFEBBD1FC0FD03FABAD39 | 0.0004% |
94 | Uniswap V3 (Optimism) | 0X0B2C639C533813F4AA9D7837CAF62653D097FF85-0X350A791BFC2C21F9ED5D10980DAD2E2638FFA7F6 | $10.45 0.0043298 Eth | $707.41 723.596 0X0B2C639C533813F4AA9D7837CAF62653D097FF85 | 0.0040% |
95 | Uniswap V3 (Polygon) | 0X53E0BCA35EC356BD5DDDFEBBD1FC0FD03FABAD39-0XB33EAAD8D922B1083446DC23F610C2567FB5180F | $10.52 0.0043705 Eth | $545.51 50.370 0X53E0BCA35EC356BD5DDDFEBBD1FC0FD03FABAD39 | 0.0003% |
96 | Solidly V3 (Arbitrum) | 0XF97F4DF75117A78C1A5A0DBB814AF92458539FB4-0X82AF49447D8A07E3BD95BD0D56F35241523FBAB1 | $10.50 0.0043561 Eth | $229.02 21.762 0XF97F4DF75117A78C1A5A0DBB814AF92458539FB4 | 0.0001% |
97 | Uniswap V3 (Polygon) | 0X53E0BCA35EC356BD5DDDFEBBD1FC0FD03FABAD39-0X0D500B1D8E8EF31E21C99D1DB9A6444D3ADF1270 | $10.39 0.0043167 Eth | $211.42 20.186 0X53E0BCA35EC356BD5DDDFEBBD1FC0FD03FABAD39 | 0.0001% |
98 | Uniswap V3 (Arbitrum One) | 0X912CE59144191C1204E64559FE8253A0E49E6548-0XF97F4DF75117A78C1A5A0DBB814AF92458539FB4 | $10.45 0.0043381 Eth | $160.26 305.601 0X912CE59144191C1204E64559FE8253A0E49E6548 | 0.0017% |
99 | Uniswap V3 (BSC) | 0XF8A0BF9CF54BB92F17374D9E9A321E6A111A51BD-0X7130D2A12B9BCBFAE4F2634D864A1EE1CE3EAD9C | $10.46 0.0043506 Eth | $141.67 13.399 0XF8A0BF9CF54BB92F17374D9E9A321E6A111A51BD | 0.0001% |
100 | Uniswap V3 (Polygon) | 0X53E0BCA35EC356BD5DDDFEBBD1FC0FD03FABAD39-0X8F3CF7AD23CD3CADBD9735AFF958023239C6A063 | $10.54 0.0043754 Eth | $116.14 10.835 0X53E0BCA35EC356BD5DDDFEBBD1FC0FD03FABAD39 | 0.0001% |
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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