ERC-20
Oracle
Overview
Max Total Supply
1,000,000,000 LINK
Holders
738,585 ( 0.025%)
Market
Price
$17.79 @ 0.006381 ETH (+0.98%)
Onchain Market Cap
$17,790,000,000.00
Circulating Supply Market Cap
$11,334,493,200.00
Other Info
Token Contract (WITH 18 Decimals)
Balance
1.18824876 LINKValue
$21.14 ( ~0.00758285128979265 Eth) [0.0000%]Loading...
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# | Exchange | Pair | Price | 24H Volume | % Volume |
---|---|---|---|---|---|
1 | ![]() | LINK-USDT | $17.69 0.0063300 Eth | $32,448,512.00 1,821,750.970 LINK | 19.7109% |
2 | ![]() | LINK-USDT | $17.67 0.0063215 Eth | $13,710,923.00 771,814.610 LINK | 8.3508% |
3 | ![]() | LINK-USDT | $17.69 0.0063291 Eth | $13,289,551.00 746,613.560 LINK | 8.0782% |
4 | ![]() | LINK-USD | $17.69 0.0063316 Eth | $10,768,737.00 608,712.720 LINK | 6.5861% |
5 | ![]() | LINK-USDT | $17.68 0.0063254 Eth | $9,218,091.00 518,308.848 LINK | 5.6080% |
6 | ![]() | LINK-USDT | $17.75 0.0063419 Eth | $7,076,867.00 398,664.600 LINK | 4.3134% |
7 | ![]() | LINK-USDT | $17.73 0.0063360 Eth | $6,555,173.00 367,889.790 LINK | 3.9805% |
8 | ![]() | LINK-USDT | $17.69 0.0063324 Eth | $5,071,709.00 284,561.000 LINK | 3.0789% |
9 | ![]() | 0X514910771AF9CA656AF840DFF83E8264ECF986CA-0XC02AAA39B223FE8D0A0E5C4F27EAD9083C756CC2 | $17.75 0.0063522 Eth | $4,545,204.00 252,561.729 0X514910771AF9CA656AF840DFF83E8264ECF986CA | 2.7327% |
10 | ![]() | LINK-USDT | $17.69 0.0063301 Eth | $4,005,919.00 226,428.690 LINK | 2.4499% |
11 | ![]() | LINK-USDT | $17.71 0.0063350 Eth | $3,999,411.00 224,640.332 LINK | 2.4305% |
12 | ![]() | LINK-USDT | $17.70 0.0063342 Eth | $3,586,892.00 201,769.520 LINK | 2.1831% |
13 | ![]() | LINK-USDT | $17.68 0.0063293 Eth | $3,289,924.00 186,032.698 LINK | 2.0128% |
14 | ![]() | LINK-USDT | $17.72 0.0063288 Eth | $3,225,673.00 181,180.307 LINK | 1.9603% |
15 | ![]() | LINK-USDT | $17.74 0.0063390 Eth | $3,214,051.00 180,462.430 LINK | 1.9526% |
16 | ![]() | LINK-USDT | $17.76 0.0063444 Eth | $3,016,602.00 169,467.950 LINK | 1.8336% |
17 | ![]() | LINK-USDT | $17.74 0.0063391 Eth | $2,868,077.00 161,654.740 LINK | 1.7491% |
18 | ![]() | LINK-FDUSD | $17.70 0.0063331 Eth | $2,553,962.00 143,168.630 LINK | 1.5490% |
19 | ![]() | LINK-USDT | $17.70 0.0063335 Eth | $2,145,125.00 121,185.473 LINK | 1.3112% |
20 | ![]() | LINK-USDT | $17.70 0.0063320 Eth | $2,065,554.00 116,750.670 LINK | 1.2632% |
21 | ![]() | LINK-USDT | $17.75 0.0063426 Eth | $1,998,609.00 112,222.108 LINK | 1.2142% |
22 | ![]() | LINK-USDT | $17.74 0.0063390 Eth | $1,790,358.00 100,912.190 LINK | 1.0918% |
23 | ![]() | LINK-USDT | $17.75 0.0063462 Eth | $1,578,894.00 88,580.440 LINK | 0.9584% |
24 | ![]() | LINK-USDT | $17.70 0.0063317 Eth | $1,458,635.00 81,801.524 LINK | 0.8851% |
25 | ![]() | LINK-USD | $17.70 0.0063352 Eth | $1,441,678.00 81,445.501 LINK | 0.8812% |
26 | ![]() | LINK-USDT | $17.74 0.0063374 Eth | $1,209,241.00 67,878.910 LINK | 0.7344% |
27 | ![]() | LINK-USDT | $17.75 0.0063359 Eth | $1,048,362.00 59,058.096 LINK | 0.6390% |
28 | ![]() | LINK-ETH | $17.77 0.0063433 Eth | $950,320.00 52,813.120 LINK | 0.5714% |
29 | ![]() | 0XF97F4DF75117A78C1A5A0DBB814AF92458539FB4-0X82AF49447D8A07E3BD95BD0D56F35241523FBAB1 | $17.75 0.0063501 Eth | $910,621.00 50,667.180 0XF97F4DF75117A78C1A5A0DBB814AF92458539FB4 | 0.5482% |
30 | ![]() | LINK-USDT | $17.70 0.0063322 Eth | $895,744.00 50,247.955 LINK | 0.5437% |
31 | ![]() | LINK-EUR | $17.79 0.0063507 Eth | $878,284.00 49,364.486 LINK | 0.5341% |
32 | ![]() | LINK-BTC | $17.70 0.0063314 Eth | $792,154.00 44,669.900 LINK | 0.4833% |
33 | ![]() | LINK-USDC | $17.75 0.0063407 Eth | $773,694.00 43,450.900 LINK | 0.4701% |
34 | ![]() | LINK-ETH | $17.75 0.0063412 Eth | $525,400.00 29,199.589 LINK | 0.3159% |
35 | ![]() | LINK-EUR | $17.73 0.0063347 Eth | $456,553.00 25,753.210 LINK | 0.2786% |
36 | ![]() | LINK-ETH | $17.65 0.0063157 Eth | $379,591.00 21,510.532 LINK | 0.2327% |
37 | ![]() | LINK-GBP | $17.72 0.0063321 Eth | $334,829.00 18,894.880 LINK | 0.2044% |
38 | ![]() | 0X1F9840A85D5AF5BF1D1762F925BDADDC4201F984-0X514910771AF9CA656AF840DFF83E8264ECF986CA | $17.72 0.0063398 Eth | $301,669.00 33,600.703 0X1F9840A85D5AF5BF1D1762F925BDADDC4201F984 | 0.3636% |
39 | ![]() | LINK-USDT | $17.65 0.0063141 Eth | $289,401.00 16,397.510 LINK | 0.1774% |
40 | ![]() | 0X53E0BCA35EC356BD5DDDFEBBD1FC0FD03FABAD39-0X0D500B1D8E8EF31E21C99D1DB9A6444D3ADF1270 | $17.78 0.0063617 Eth | $285,862.00 16,066.765 0X53E0BCA35EC356BD5DDDFEBBD1FC0FD03FABAD39 | 0.1738% |
41 | ![]() | LINK-BTC | $17.72 0.0063394 Eth | $274,044.00 15,466.000 LINK | 0.1673% |
42 | ![]() | 0X53E0BCA35EC356BD5DDDFEBBD1FC0FD03FABAD39-0X7CEB23FD6BC0ADD59E62AC25578270CFF1B9F619 | $17.74 0.0063458 Eth | $270,071.00 15,043.235 0X53E0BCA35EC356BD5DDDFEBBD1FC0FD03FABAD39 | 0.1628% |
43 | ![]() | 0XF8A0BF9CF54BB92F17374D9E9A321E6A111A51BD-0XBB4CDB9CBD36B01BD1CBAEBF2DE08D9173BC095C | $17.76 0.0063540 Eth | $269,303.00 15,387.328 0XF8A0BF9CF54BB92F17374D9E9A321E6A111A51BD | 0.1665% |
44 | ![]() | LINK-BTC | $17.81 0.0063611 Eth | $222,757.00 12,508.330 LINK | 0.1353% |
45 | ![]() | LINK-JPY | $17.74 0.0063457 Eth | $215,299.00 12,138.669 LINK | 0.1313% |
46 | ![]() | 0X3C499C542CEF5E3811E1192CE70D8CC03D5C3359-0X53E0BCA35EC356BD5DDDFEBBD1FC0FD03FABAD39 | $17.74 0.0063458 Eth | $205,957.00 207,127.064 0X3C499C542CEF5E3811E1192CE70D8CC03D5C3359 | 2.2411% |
47 | ![]() | LINK-BTC | $17.74 0.0063506 Eth | $198,696.00 11,197.390 LINK | 0.1212% |
48 | ![]() | LINK-TRY | $17.95 0.0064213 Eth | $188,194.00 10,509.880 LINK | 0.1137% |
49 | ![]() | 0X53E0BCA35EC356BD5DDDFEBBD1FC0FD03FABAD39-0X7CEB23FD6BC0ADD59E62AC25578270CFF1B9F619 | $17.74 0.0063466 Eth | $166,520.00 9,247.888 0X53E0BCA35EC356BD5DDDFEBBD1FC0FD03FABAD39 | 0.1001% |
50 | ![]() | LINK-BRL | $17.85 0.0063883 Eth | $158,085.00 8,854.247 LINK | 0.0958% |
51 | ![]() | LINK-USDC | $17.66 0.0063215 Eth | $149,816.00 8,474.542 LINK | 0.0917% |
52 | ![]() | 0XF97F4DF75117A78C1A5A0DBB814AF92458539FB4-0XFD086BC7CD5C481DCC9C85EBE478A1C0B69FCBB9 | $17.73 0.0063426 Eth | $128,716.00 7,224.761 0XF97F4DF75117A78C1A5A0DBB814AF92458539FB4 | 0.0782% |
53 | ![]() | 0XF97F4DF75117A78C1A5A0DBB814AF92458539FB4-0X82AF49447D8A07E3BD95BD0D56F35241523FBAB1 | $17.76 0.0063554 Eth | $124,115.00 6,920.614 0XF97F4DF75117A78C1A5A0DBB814AF92458539FB4 | 0.0749% |
54 | ![]() | 0X53E0BCA35EC356BD5DDDFEBBD1FC0FD03FABAD39-0X7CEB23FD6BC0ADD59E62AC25578270CFF1B9F619 | $17.75 0.0063500 Eth | $99,207.00 5,521.541 0X53E0BCA35EC356BD5DDDFEBBD1FC0FD03FABAD39 | 0.0597% |
55 | ![]() | LINK-ETH | $17.76 0.0063506 Eth | $92,078.00 5,183.300 LINK | 0.0561% |
56 | ![]() | LINK-BTC | $17.78 0.0063540 Eth | $90,444.00 5,086.220 LINK | 0.0550% |
57 | ![]() | LINK-JPY | $17.80 0.0063679 Eth | $85,490.00 4,803.500 LINK | 0.0520% |
58 | ![]() | LINK-ETH | $17.71 0.0063365 Eth | $80,516.00 4,546.140 LINK | 0.0492% |
59 | ![]() | 0X514910771AF9CA656AF840DFF83E8264ECF986CA-0XA0B86991C6218B36C1D19D4A2E9EB0CE3606EB48 | $17.73 0.0063425 Eth | $80,087.00 4,490.605 0X514910771AF9CA656AF840DFF83E8264ECF986CA | 0.0486% |
60 | ![]() | LINK-BTC | $17.73 0.0063369 Eth | $78,530.00 4,428.180 LINK | 0.0479% |
61 | ![]() | LINK-USDT | $17.69 0.0063290 Eth | $77,067.00 4,326.730 LINK | 0.0468% |
62 | ![]() | LINK-USDC | $17.73 0.0063390 Eth | $69,347.00 3,911.370 LINK | 0.0423% |
63 | ![]() | LINK-TRY | $17.66 0.0063143 Eth | $63,232.00 3,579.991 LINK | 0.0387% |
64 | ![]() | LINK-USD | $17.90 0.0063969 Eth | $48,562.00 2,712.662 LINK | 0.0294% |
65 | ![]() | 0XF97F4DF75117A78C1A5A0DBB814AF92458539FB4-0X2F2A2543B76A4166549F7AAB2E75BEF0AEFC5B0F | $17.73 0.0063447 Eth | $42,344.00 2,385.661 0XF97F4DF75117A78C1A5A0DBB814AF92458539FB4 | 0.0258% |
66 | ![]() | 0XAF88D065E77C8CC2239327C5EDB3A432268E5831-0XF97F4DF75117A78C1A5A0DBB814AF92458539FB4 | $17.75 0.0063501 Eth | $41,283.00 41,499.106 0XAF88D065E77C8CC2239327C5EDB3A432268E5831 | 0.4490% |
67 | ![]() | 0X3C499C542CEF5E3811E1192CE70D8CC03D5C3359-0X53E0BCA35EC356BD5DDDFEBBD1FC0FD03FABAD39 | $17.74 0.0063474 Eth | $38,839.00 39,106.881 0X3C499C542CEF5E3811E1192CE70D8CC03D5C3359 | 0.4231% |
68 | ![]() | 0X350A791BFC2C21F9ED5D10980DAD2E2638FFA7F6-0X4200000000000000000000000000000000000006 | $17.83 0.0063807 Eth | $38,261.00 2,126.255 0X350A791BFC2C21F9ED5D10980DAD2E2638FFA7F6 | 0.0230% |
69 | ![]() | LINK-AUD | $17.75 0.0063405 Eth | $36,170.00 2,038.118 LINK | 0.0221% |
70 | ![]() | 0X53E0BCA35EC356BD5DDDFEBBD1FC0FD03FABAD39-0X7CEB23FD6BC0ADD59E62AC25578270CFF1B9F619 | $17.74 0.0063474 Eth | $34,366.00 1,913.236 0X53E0BCA35EC356BD5DDDFEBBD1FC0FD03FABAD39 | 0.0207% |
71 | ![]() | 0X514910771AF9CA656AF840DFF83E8264ECF986CA-0XC02AAA39B223FE8D0A0E5C4F27EAD9083C756CC2 | $17.76 0.0063540 Eth | $28,530.00 1,586.050 0X514910771AF9CA656AF840DFF83E8264ECF986CA | 0.0172% |
72 | ![]() | LINK-GBP | $17.77 0.0063589 Eth | $28,336.00 1,594.813 LINK | 0.0173% |
73 | ![]() | 0X5947BB275C521040051D82396192181B413227A3-0XB31F66AA3C1E785363F0875A1B74E27B85FD66C7 | $17.66 0.0063192 Eth | $26,478.00 1,527.462 0X5947BB275C521040051D82396192181B413227A3 | 0.0165% |
74 | ![]() | LINK-BTC | $17.79 0.0063657 Eth | $22,070.00 1,240.497 LINK | 0.0134% |
75 | ![]() | 0XA0B86991C6218B36C1D19D4A2E9EB0CE3606EB48-0X514910771AF9CA656AF840DFF83E8264ECF986CA | $17.80 0.0063717 Eth | $13,883.69 13,932.817 0XA0B86991C6218B36C1D19D4A2E9EB0CE3606EB48 | 0.1507% |
76 | ![]() | 0XCF6BB5389C92BDDA8A3747DDB454CB7A64626C63-0XF8A0BF9CF54BB92F17374D9E9A321E6A111A51BD | $17.68 0.0063234 Eth | $13,454.38 1,618.352 0XCF6BB5389C92BDDA8A3747DDB454CB7A64626C63 | 0.0175% |
77 | ![]() | 0X53E0BCA35EC356BD5DDDFEBBD1FC0FD03FABAD39-0X0D500B1D8E8EF31E21C99D1DB9A6444D3ADF1270 | $17.72 0.0063414 Eth | $12,963.20 729.072 0X53E0BCA35EC356BD5DDDFEBBD1FC0FD03FABAD39 | 0.0079% |
78 | ![]() | LINK-ETH | $17.74 0.0063366 Eth | $11,507.96 648.830 LINK | 0.0070% |
79 | ![]() | 0X514910771AF9CA656AF840DFF83E8264ECF986CA-0XDAC17F958D2EE523A2206206994597C13D831EC7 | $17.77 0.0063587 Eth | $9,838.01 551.547 0X514910771AF9CA656AF840DFF83E8264ECF986CA | 0.0060% |
80 | ![]() | 0X5947BB275C521040051D82396192181B413227A3-0XB31F66AA3C1E785363F0875A1B74E27B85FD66C7 | $17.62 0.0063045 Eth | $7,732.24 446.419 0X5947BB275C521040051D82396192181B413227A3 | 0.0048% |
81 | ![]() | 0XF97F4DF75117A78C1A5A0DBB814AF92458539FB4-0X82AF49447D8A07E3BD95BD0D56F35241523FBAB1 | $17.74 0.0063452 Eth | $6,023.43 334.221 0XF97F4DF75117A78C1A5A0DBB814AF92458539FB4 | 0.0036% |
82 | ![]() | LINK-USDC | $17.80 0.0063608 Eth | $5,925.31 334.871 LINK | 0.0036% |
83 | ![]() | 0X3C499C542CEF5E3811E1192CE70D8CC03D5C3359-0X53E0BCA35EC356BD5DDDFEBBD1FC0FD03FABAD39 | $17.74 0.0063454 Eth | $5,862.14 5,891.566 0X3C499C542CEF5E3811E1192CE70D8CC03D5C3359 | 0.0637% |
84 | ![]() | 0X53E0BCA35EC356BD5DDDFEBBD1FC0FD03FABAD39-0XC2132D05D31C914A87C6611C10748AEB04B58E8F | $17.75 0.0063414 Eth | $5,592.87 313.018 0X53E0BCA35EC356BD5DDDFEBBD1FC0FD03FABAD39 | 0.0034% |
85 | ![]() | 0X5947BB275C521040051D82396192181B413227A3-0XB31F66AA3C1E785363F0875A1B74E27B85FD66C7 | $17.66 0.0063174 Eth | $5,047.57 291.409 0X5947BB275C521040051D82396192181B413227A3 | 0.0032% |
86 | ![]() | 0XBA5DDD1F9D7F570DC94A51479A000E3BCE967196-0XF97F4DF75117A78C1A5A0DBB814AF92458539FB4 | $17.73 0.0063471 Eth | $4,969.35 20.119 0XBA5DDD1F9D7F570DC94A51479A000E3BCE967196 | 0.0002% |
87 | ![]() | 0XAF88D065E77C8CC2239327C5EDB3A432268E5831-0XF97F4DF75117A78C1A5A0DBB814AF92458539FB4 | $17.81 0.0063635 Eth | $4,128.88 4,131.761 0XAF88D065E77C8CC2239327C5EDB3A432268E5831 | 0.0447% |
88 | ![]() | 0X53E0BCA35EC356BD5DDDFEBBD1FC0FD03FABAD39-0X1BFD67037B42CF73ACF2047067BD4F2C47D9BFD6 | $17.76 0.0063559 Eth | $3,742.98 210.192 0X53E0BCA35EC356BD5DDDFEBBD1FC0FD03FABAD39 | 0.0023% |
89 | ![]() | 0XF8A0BF9CF54BB92F17374D9E9A321E6A111A51BD-0X55D398326F99059FF775485246999027B3197955 | $17.68 0.0063268 Eth | $3,690.68 208.224 0XF8A0BF9CF54BB92F17374D9E9A321E6A111A51BD | 0.0023% |
90 | ![]() | LINK-BTC | $17.80 0.0063606 Eth | $3,120.21 175.369 LINK | 0.0019% |
91 | ![]() | 0XF8A0BF9CF54BB92F17374D9E9A321E6A111A51BD-0X2170ED0880AC9A755FD29B2688956BD959F933F8 | $17.76 0.0063465 Eth | $3,003.12 165.422 0XF8A0BF9CF54BB92F17374D9E9A321E6A111A51BD | 0.0018% |
92 | ![]() | 0XF97F4DF75117A78C1A5A0DBB814AF92458539FB4-0X82AF49447D8A07E3BD95BD0D56F35241523FBAB1 | $17.77 0.0063566 Eth | $2,702.89 150.411 0XF97F4DF75117A78C1A5A0DBB814AF92458539FB4 | 0.0016% |
93 | ![]() | 0XF8A0BF9CF54BB92F17374D9E9A321E6A111A51BD-0XBB4CDB9CBD36B01BD1CBAEBF2DE08D9173BC095C | $17.76 0.0063465 Eth | $1,522.02 86.309 0XF8A0BF9CF54BB92F17374D9E9A321E6A111A51BD | 0.0009% |
94 | ![]() | 0X53E0BCA35EC356BD5DDDFEBBD1FC0FD03FABAD39-0X7CEB23FD6BC0ADD59E62AC25578270CFF1B9F619 | $17.76 0.0063394 Eth | $1,224.91 68.179 0X53E0BCA35EC356BD5DDDFEBBD1FC0FD03FABAD39 | 0.0007% |
95 | ![]() | 0X5947BB275C521040051D82396192181B413227A3-0XD036414FA2BCBB802691491E323BFF1348C5F4BA | $17.61 0.0062914 Eth | $921.76 48.772 0X5947BB275C521040051D82396192181B413227A3 | 0.0005% |
96 | ![]() | 0X514910771AF9CA656AF840DFF83E8264ECF986CA-0XC02AAA39B223FE8D0A0E5C4F27EAD9083C756CC2 | $17.73 0.0063438 Eth | $661.47 37.848 0X514910771AF9CA656AF840DFF83E8264ECF986CA | 0.0004% |
97 | ![]() | 0XF8A0BF9CF54BB92F17374D9E9A321E6A111A51BD-0X2170ED0880AC9A755FD29B2688956BD959F933F8 | $17.76 0.0063555 Eth | $612.34 34.124 0XF8A0BF9CF54BB92F17374D9E9A321E6A111A51BD | 0.0004% |
98 | ![]() | 0XF8A0BF9CF54BB92F17374D9E9A321E6A111A51BD-0X8AC76A51CC950D9822D68B83FE1AD97B32CD580D | $17.77 0.0063587 Eth | $580.81 32.660 0XF8A0BF9CF54BB92F17374D9E9A321E6A111A51BD | 0.0004% |
99 | ![]() | 0XF8A0BF9CF54BB92F17374D9E9A321E6A111A51BD-0X55D398326F99059FF775485246999027B3197955 | $17.86 0.0063754 Eth | $474.79 24.489 0XF8A0BF9CF54BB92F17374D9E9A321E6A111A51BD | 0.0003% |
100 | ![]() | 0XF8A0BF9CF54BB92F17374D9E9A321E6A111A51BD-0X55D398326F99059FF775485246999027B3197955 | $17.88 0.0063879 Eth | $316.59 17.741 0XF8A0BF9CF54BB92F17374D9E9A321E6A111A51BD | 0.0002% |
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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