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ERC-20
Oracle
Overview
Max Total Supply
1,000,000,000 LINK
Holders
721,555 ( 0.000%)
Market
Price
$12.27 @ 0.004693 ETH (-4.16%)
Onchain Market Cap
$12,270,000,000.00
Circulating Supply Market Cap
$7,686,972,753.00
Other Info
Token Contract (WITH 18 Decimals)
Balance
348.98 LINKValue
$4,281.98 ( ~1.6378 Eth) [0.0000%]Loading...
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# | Exchange | Pair | Price | 24H Volume | % Volume |
---|---|---|---|---|---|
1 | LBank | LINK-USDT | $12.26 0.0046852 Eth | $33,688,343.00 2,748,164.810 LINK | 18.2031% |
2 | Binance | LINK-USDT | $12.25 0.0046840 Eth | $20,384,650.00 1,623,329.750 LINK | 10.7525% |
3 | WhiteBIT | LINK-USDT | $12.27 0.0046868 Eth | $13,930,703.00 1,135,528.520 LINK | 7.5214% |
4 | Bybit | LINK-USDT | $12.24 0.0046785 Eth | $12,459,822.00 992,024.592 LINK | 6.5709% |
5 | Coinbase Exchange | LINK-USD | $12.25 0.0046807 Eth | $11,055,180.00 902,316.380 LINK | 5.9767% |
6 | HTX | LINK-USDT | $12.27 0.0046881 Eth | $9,627,648.00 765,680.211 LINK | 5.0716% |
7 | Websea | LINK-USDT | $12.28 0.0047004 Eth | $9,053,811.00 0.000 LINK | 0.0000% |
8 | Bitget | LINK-USDT | $12.25 0.0046843 Eth | $8,946,481.00 710,996.440 LINK | 4.7094% |
9 | Azbit | LINK-USDT | $12.28 0.0046923 Eth | $6,286,280.00 499,775.060 LINK | 3.3104% |
10 | WEEX | LINK-USDT | $12.25 0.0046837 Eth | $5,862,946.00 466,446.630 LINK | 3.0896% |
11 | Biconomy.com | LINK-USDT | $12.26 0.0046888 Eth | $5,150,882.00 409,281.590 LINK | 2.7110% |
12 | BVOX | LINK-USDT | $12.25 0.0046820 Eth | $4,108,766.00 327,328.120 LINK | 2.1681% |
13 | P2B | LINK-USDT | $12.25 0.0046840 Eth | $4,064,166.00 331,768.750 LINK | 2.1975% |
14 | Slex | LINK-USDT | $12.30 0.0047061 Eth | $3,498,476.00 278,541.150 LINK | 1.8450% |
15 | OKX | LINK-USDT | $12.25 0.0046843 Eth | $3,213,498.00 255,866.127 LINK | 1.6948% |
16 | Upbit | LINK-KRW | $12.22 0.0046724 Eth | $2,817,303.00 230,551.250 LINK | 1.5271% |
17 | DigiFinex | LINK-USDT | $12.25 0.0046825 Eth | $2,558,446.00 208,918.370 LINK | 1.3838% |
18 | Uniswap V3 (Ethereum) | 0X514910771AF9CA656AF840DFF83E8264ECF986CA-0XC02AAA39B223FE8D0A0E5C4F27EAD9083C756CC2 | $12.28 0.0046930 Eth | $2,474,497.00 200,143.413 0X514910771AF9CA656AF840DFF83E8264ECF986CA | 1.3257% |
19 | Deepcoin | LINK-USDT | $12.26 0.0046868 Eth | $2,381,552.00 187,136.700 LINK | 1.2395% |
20 | KuCoin | LINK-USDT | $12.26 0.0046866 Eth | $2,314,878.00 188,784.277 LINK | 1.2505% |
21 | Trubit | LINK-USDT | $12.27 0.0046966 Eth | $2,217,696.00 176,596.050 LINK | 1.1697% |
22 | ProBit Global | LINK-USDT | $12.25 0.0046827 Eth | $2,198,651.00 179,527.897 LINK | 1.1891% |
23 | Gate.io | LINK-USDT | $12.27 0.0046887 Eth | $1,915,208.00 153,086.270 LINK | 1.0140% |
24 | XT.COM | LINK-USDT | $12.28 0.0046953 Eth | $1,896,805.00 151,121.070 LINK | 1.0010% |
25 | Coinstore | LINK-USDT | $12.25 0.0046816 Eth | $1,699,988.00 135,350.720 LINK | 0.8965% |
26 | AscendEX (BitMax) | LINK-USDT | $12.27 0.0046898 Eth | $1,689,926.00 137,782.200 LINK | 0.9126% |
27 | C-Patex | LINK-USDT | $12.28 0.0046930 Eth | $1,641,865.00 133,700.988 LINK | 0.8856% |
28 | CoinW | LINK-USDT | $12.28 0.0046939 Eth | $1,452,189.00 118,232.660 LINK | 0.7831% |
29 | FMCPAY | LINK-USDT | $12.27 0.0046909 Eth | $1,068,160.00 85,065.579 LINK | 0.5635% |
30 | WhiteBIT | LINK-BTC | $12.26 0.0046850 Eth | $1,057,223.00 86,210.660 LINK | 0.5710% |
31 | Azbit | LINK-ETH | $12.31 0.0047040 Eth | $1,045,409.00 84,412.452 LINK | 0.5591% |
32 | BYDFi | LINK-USDT | $12.25 0.0046805 Eth | $1,019,691.00 83,239.270 LINK | 0.5514% |
33 | Kraken | LINK-USDT | $12.28 0.0046953 Eth | $927,943.00 75,564.671 LINK | 0.5005% |
34 | Bitvavo | LINK-EUR | $12.24 0.0046794 Eth | $824,776.00 67,387.206 LINK | 0.4464% |
35 | HashKey Global | LINK-USDT | $12.28 0.0046940 Eth | $694,225.00 54,811.166 LINK | 0.3631% |
36 | Dex-Trade | LINK-USDT | $12.27 0.0046847 Eth | $670,486.00 54,664.710 LINK | 0.3621% |
37 | Bybit | LINK-USDC | $12.28 0.0046938 Eth | $657,590.00 52,230.215 LINK | 0.3460% |
38 | HitBTC | LINK-USDT | $12.24 0.0046816 Eth | $605,686.00 48,193.930 LINK | 0.3192% |
39 | tanX | LINK-USDC | $12.24 0.0046806 Eth | $574,837.00 45,780.780 LINK | 0.3032% |
40 | FMCPAY | LINK-BTC | $12.27 0.0046890 Eth | $556,271.00 44,979.100 LINK | 0.2979% |
41 | FMCPAY | LINK-ETH | $12.27 0.0046878 Eth | $498,350.00 40,193.120 LINK | 0.2662% |
42 | EXMO | LINK-USDT | $12.25 0.0046814 Eth | $421,503.00 34,401.090 LINK | 0.2279% |
43 | Bithumb | LINK-KRW | $12.25 0.0046806 Eth | $395,510.00 32,285.416 LINK | 0.2138% |
44 | Uniswap V3 (Polygon) | 0X53E0BCA35EC356BD5DDDFEBBD1FC0FD03FABAD39-0X0D500B1D8E8EF31E21C99D1DB9A6444D3ADF1270 | $12.26 0.0046881 Eth | $388,317.00 31,431.707 0X53E0BCA35EC356BD5DDDFEBBD1FC0FD03FABAD39 | 0.2082% |
45 | Camelot V3 | 0XF97F4DF75117A78C1A5A0DBB814AF92458539FB4-0X82AF49447D8A07E3BD95BD0D56F35241523FBAB1 | $12.22 0.0046724 Eth | $349,565.00 28,360.360 0XF97F4DF75117A78C1A5A0DBB814AF92458539FB4 | 0.1879% |
46 | Quickswap (v3) | 0X53E0BCA35EC356BD5DDDFEBBD1FC0FD03FABAD39-0X7CEB23FD6BC0ADD59E62AC25578270CFF1B9F619 | $12.22 0.0046711 Eth | $341,006.00 27,685.235 0X53E0BCA35EC356BD5DDDFEBBD1FC0FD03FABAD39 | 0.1834% |
47 | PointPay | LINK-USDT | $12.27 0.0046907 Eth | $335,560.00 26,746.956 LINK | 0.1772% |
48 | Uniswap V3 (Arbitrum One) | 0XF97F4DF75117A78C1A5A0DBB814AF92458539FB4-0X82AF49447D8A07E3BD95BD0D56F35241523FBAB1 | $12.24 0.0046800 Eth | $334,444.00 27,156.075 0XF97F4DF75117A78C1A5A0DBB814AF92458539FB4 | 0.1799% |
49 | CoinEx | LINK-USDT | $12.27 0.0046877 Eth | $320,119.00 25,462.675 LINK | 0.1687% |
50 | ProBit Global | LINK-BTC | $12.24 0.0046814 Eth | $317,016.00 25,892.840 LINK | 0.1715% |
51 | WhiteBIT | LINK-EUR | $12.27 0.0046873 Eth | $306,629.00 24,991.160 LINK | 0.1655% |
52 | Uniswap V3 (Polygon) | 0X53E0BCA35EC356BD5DDDFEBBD1FC0FD03FABAD39-0X7CEB23FD6BC0ADD59E62AC25578270CFF1B9F619 | $12.28 0.0046936 Eth | $278,913.00 22,570.521 0X53E0BCA35EC356BD5DDDFEBBD1FC0FD03FABAD39 | 0.1495% |
53 | BigONE | LINK-USDT | $12.29 0.0046991 Eth | $256,575.00 20,871.500 LINK | 0.1382% |
54 | LATOKEN | LINK-BTC | $12.25 0.0046842 Eth | $247,473.00 20,198.561 LINK | 0.1338% |
55 | BitMart | LINK-BTC | $12.26 0.0046837 Eth | $188,125.00 15,344.700 LINK | 0.1016% |
56 | BitDelta | LINK-USDT | $12.28 0.0046953 Eth | $131,629.00 10,470.000 LINK | 0.0694% |
57 | Bitci TR | LINK-TRY | $12.32 0.0047118 Eth | $129,100.00 10,239.619 LINK | 0.0678% |
58 | Slex | LINK-BTC | $12.27 0.0046968 Eth | $117,542.00 9,512.500 LINK | 0.0630% |
59 | Coinbase Exchange | LINK-BTC | $12.21 0.0046671 Eth | $116,870.00 9,574.840 LINK | 0.0634% |
60 | Slex | LINK-ETH | $12.26 0.0046921 Eth | $72,177.00 5,834.280 LINK | 0.0386% |
61 | PointPay | LINK-BTC | $12.26 0.0046870 Eth | $70,019.00 5,672.044 LINK | 0.0376% |
62 | Solidly V3 (Ethereum) | 0X514910771AF9CA656AF840DFF83E8264ECF986CA-0XC02AAA39B223FE8D0A0E5C4F27EAD9083C756CC2 | $12.27 0.0046895 Eth | $68,799.00 5,600.517 0X514910771AF9CA656AF840DFF83E8264ECF986CA | 0.0371% |
63 | GMO Japan | LINK-JPY | $12.25 0.0046843 Eth | $68,686.00 5,606.000 LINK | 0.0371% |
64 | Uniswap V3 (Ethereum) | 0X514910771AF9CA656AF840DFF83E8264ECF986CA-0XA0B86991C6218B36C1D19D4A2E9EB0CE3606EB48 | $12.21 0.0046677 Eth | $63,804.00 5,099.233 0X514910771AF9CA656AF840DFF83E8264ECF986CA | 0.0338% |
65 | Uniswap V3 (Polygon) | 0X3C499C542CEF5E3811E1192CE70D8CC03D5C3359-0X53E0BCA35EC356BD5DDDFEBBD1FC0FD03FABAD39 | $12.21 0.0046664 Eth | $63,003.00 64,710.699 0X3C499C542CEF5E3811E1192CE70D8CC03D5C3359 | 0.4286% |
66 | PancakeSwap V3 (BSC) | 0XF8A0BF9CF54BB92F17374D9E9A321E6A111A51BD-0XBB4CDB9CBD36B01BD1CBAEBF2DE08D9173BC095C | $12.25 0.0046952 Eth | $61,820.00 5,072.074 0XF8A0BF9CF54BB92F17374D9E9A321E6A111A51BD | 0.0336% |
67 | WhiteBIT | LINK-TRY | $12.26 0.0046853 Eth | $60,814.00 4,958.620 LINK | 0.0328% |
68 | Bitget | LINK-EUR | $12.24 0.0046797 Eth | $59,579.00 4,741.810 LINK | 0.0314% |
69 | BYDFi | LINK-USDC | $12.27 0.0046887 Eth | $50,953.00 4,151.620 LINK | 0.0275% |
70 | OKX | LINK-USDC | $12.27 0.0046904 Eth | $48,543.00 3,855.950 LINK | 0.0255% |
71 | Uniswap V3 (Polygon) | 0X53E0BCA35EC356BD5DDDFEBBD1FC0FD03FABAD39-0X2791BCA1F2DE4661ED88A30C99A7A9449AA84174 | $12.21 0.0046664 Eth | $46,835.00 3,764.756 0X53E0BCA35EC356BD5DDDFEBBD1FC0FD03FABAD39 | 0.0249% |
72 | Uniswap V3 (Arbitrum One) | 0XAF88D065E77C8CC2239327C5EDB3A432268E5831-0XF97F4DF75117A78C1A5A0DBB814AF92458539FB4 | $12.22 0.0046707 Eth | $46,064.00 47,066.136 0XAF88D065E77C8CC2239327C5EDB3A432268E5831 | 0.3118% |
73 | Uniswap V3 (Polygon) | 0X53E0BCA35EC356BD5DDDFEBBD1FC0FD03FABAD39-0X7CEB23FD6BC0ADD59E62AC25578270CFF1B9F619 | $12.25 0.0046825 Eth | $29,028.00 2,347.755 0X53E0BCA35EC356BD5DDDFEBBD1FC0FD03FABAD39 | 0.0156% |
74 | Quickswap (v3) | 0X3C499C542CEF5E3811E1192CE70D8CC03D5C3359-0X53E0BCA35EC356BD5DDDFEBBD1FC0FD03FABAD39 | $12.22 0.0046711 Eth | $28,667.00 29,394.446 0X3C499C542CEF5E3811E1192CE70D8CC03D5C3359 | 0.1947% |
75 | Binance US | LINK-USDT | $12.28 0.0046885 Eth | $28,418.00 2,315.034 LINK | 0.0153% |
76 | Uniswap V3 (Polygon) | 0X53E0BCA35EC356BD5DDDFEBBD1FC0FD03FABAD39-0X0D500B1D8E8EF31E21C99D1DB9A6444D3ADF1270 | $12.31 0.0047061 Eth | $26,140.00 2,112.124 0X53E0BCA35EC356BD5DDDFEBBD1FC0FD03FABAD39 | 0.0140% |
77 | Ace | LINK-USDT | $12.27 0.0046889 Eth | $25,474.00 2,012.310 LINK | 0.0133% |
78 | Uniswap V3 (Polygon) | 0X53E0BCA35EC356BD5DDDFEBBD1FC0FD03FABAD39-0X2791BCA1F2DE4661ED88A30C99A7A9449AA84174 | $12.23 0.0046765 Eth | $23,757.00 1,891.991 0X53E0BCA35EC356BD5DDDFEBBD1FC0FD03FABAD39 | 0.0125% |
79 | Uniswap V3 (Arbitrum One) | 0XF97F4DF75117A78C1A5A0DBB814AF92458539FB4-0XFD086BC7CD5C481DCC9C85EBE478A1C0B69FCBB9 | $12.17 0.0046523 Eth | $22,491.00 1,803.579 0XF97F4DF75117A78C1A5A0DBB814AF92458539FB4 | 0.0119% |
80 | Uniswap V3 (Optimism) | 0X350A791BFC2C21F9ED5D10980DAD2E2638FFA7F6-0X4200000000000000000000000000000000000006 | $12.23 0.0046777 Eth | $21,160.00 1,717.154 0X350A791BFC2C21F9ED5D10980DAD2E2638FFA7F6 | 0.0114% |
81 | Uniswap V3 (Arbitrum One) | 0XF97F4DF75117A78C1A5A0DBB814AF92458539FB4-0X2F2A2543B76A4166549F7AAB2E75BEF0AEFC5B0F | $12.23 0.0046748 Eth | $11,750.40 953.653 0XF97F4DF75117A78C1A5A0DBB814AF92458539FB4 | 0.0063% |
82 | Coinone | LINK-KRW | $12.23 0.0046752 Eth | $11,271.68 921.831 LINK | 0.0061% |
83 | CoinEx | LINK-BTC | $12.23 0.0046704 Eth | $8,547.46 691.965 LINK | 0.0046% |
84 | Uniswap V3 (Arbitrum One) | 0XAF88D065E77C8CC2239327C5EDB3A432268E5831-0XF97F4DF75117A78C1A5A0DBB814AF92458539FB4 | $12.24 0.0046800 Eth | $7,903.23 8,064.582 0XAF88D065E77C8CC2239327C5EDB3A432268E5831 | 0.0534% |
85 | Uniswap V3 (Polygon) | 0X53E0BCA35EC356BD5DDDFEBBD1FC0FD03FABAD39-0X1BFD67037B42CF73ACF2047067BD4F2C47D9BFD6 | $12.27 0.0046917 Eth | $6,713.29 543.624 0X53E0BCA35EC356BD5DDDFEBBD1FC0FD03FABAD39 | 0.0036% |
86 | Uniswap V3 (BSC) | 0XF8A0BF9CF54BB92F17374D9E9A321E6A111A51BD-0X55D398326F99059FF775485246999027B3197955 | $12.21 0.0046725 Eth | $4,149.23 331.691 0XF8A0BF9CF54BB92F17374D9E9A321E6A111A51BD | 0.0022% |
87 | Uniswap V3 (Polygon) | 0X53E0BCA35EC356BD5DDDFEBBD1FC0FD03FABAD39-0XC2132D05D31C914A87C6611C10748AEB04B58E8F | $12.25 0.0046799 Eth | $3,608.48 286.310 0X53E0BCA35EC356BD5DDDFEBBD1FC0FD03FABAD39 | 0.0019% |
88 | Ramses V2 | 0XF97F4DF75117A78C1A5A0DBB814AF92458539FB4-0X82AF49447D8A07E3BD95BD0D56F35241523FBAB1 | $12.22 0.0046691 Eth | $3,243.54 262.991 0XF97F4DF75117A78C1A5A0DBB814AF92458539FB4 | 0.0017% |
89 | CoinEx | LINK-USDC | $12.28 0.0046896 Eth | $2,335.54 185.124 LINK | 0.0012% |
90 | PancakeSwap V3 (Arbitrum) | 0XF97F4DF75117A78C1A5A0DBB814AF92458539FB4-0X82AF49447D8A07E3BD95BD0D56F35241523FBAB1 | $12.18 0.0046571 Eth | $2,112.84 171.977 0XF97F4DF75117A78C1A5A0DBB814AF92458539FB4 | 0.0011% |
91 | Quickswap (v3) | 0X53E0BCA35EC356BD5DDDFEBBD1FC0FD03FABAD39-0X2791BCA1F2DE4661ED88A30C99A7A9449AA84174 | $12.22 0.0046708 Eth | $1,995.32 159.389 0X53E0BCA35EC356BD5DDDFEBBD1FC0FD03FABAD39 | 0.0011% |
92 | Uniswap V3 (BSC) | 0XF8A0BF9CF54BB92F17374D9E9A321E6A111A51BD-0X2170ED0880AC9A755FD29B2688956BD959F933F8 | $12.24 0.0046773 Eth | $1,794.63 144.506 0XF8A0BF9CF54BB92F17374D9E9A321E6A111A51BD | 0.0010% |
93 | Uniswap V3 (Arbitrum One) | 0XF97F4DF75117A78C1A5A0DBB814AF92458539FB4-0X82AF49447D8A07E3BD95BD0D56F35241523FBAB1 | $12.22 0.0046893 Eth | $1,006.57 81.444 0XF97F4DF75117A78C1A5A0DBB814AF92458539FB4 | 0.0005% |
94 | Uniswap V3 (BSC) | 0XF8A0BF9CF54BB92F17374D9E9A321E6A111A51BD-0XBB4CDB9CBD36B01BD1CBAEBF2DE08D9173BC095C | $12.26 0.0046903 Eth | $946.84 77.562 0XF8A0BF9CF54BB92F17374D9E9A321E6A111A51BD | 0.0005% |
95 | Uniswap V3 (BSC) | 0XF8A0BF9CF54BB92F17374D9E9A321E6A111A51BD-0X8AC76A51CC950D9822D68B83FE1AD97B32CD580D | $12.26 0.0046842 Eth | $784.83 62.738 0XF8A0BF9CF54BB92F17374D9E9A321E6A111A51BD | 0.0004% |
96 | Uniswap V3 (Polygon) | 0X53E0BCA35EC356BD5DDDFEBBD1FC0FD03FABAD39-0X61299774020DA444AF134C82FA83E3810B309991 | $12.21 0.0046633 Eth | $723.44 59.214 0X53E0BCA35EC356BD5DDDFEBBD1FC0FD03FABAD39 | 0.0004% |
97 | Uniswap V3 (Polygon) | 0X3C499C542CEF5E3811E1192CE70D8CC03D5C3359-0X53E0BCA35EC356BD5DDDFEBBD1FC0FD03FABAD39 | $12.21 0.0046663 Eth | $344.45 354.775 0X3C499C542CEF5E3811E1192CE70D8CC03D5C3359 | 0.0023% |
98 | Uniswap V3 (Polygon) | 0X53E0BCA35EC356BD5DDDFEBBD1FC0FD03FABAD39-0X0D500B1D8E8EF31E21C99D1DB9A6444D3ADF1270 | $12.21 0.0046663 Eth | $283.97 23.027 0X53E0BCA35EC356BD5DDDFEBBD1FC0FD03FABAD39 | 0.0002% |
99 | Balancer V2 (Polygon) | 0X53E0BCA35EC356BD5DDDFEBBD1FC0FD03FABAD39-0XDF7837DE1F2FA4631D716CF2502F8B230F1DCC32 | $12.24 0.0046762 Eth | $174.33 13.710 0X53E0BCA35EC356BD5DDDFEBBD1FC0FD03FABAD39 | 0.0001% |
100 | Uniswap V3 (Arbitrum One) | 0X912CE59144191C1204E64559FE8253A0E49E6548-0XF97F4DF75117A78C1A5A0DBB814AF92458539FB4 | $12.25 0.0046791 Eth | $152.03 241.003 0X912CE59144191C1204E64559FE8253A0E49E6548 | 0.0016% |
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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