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ERC-20
Oracle
Overview
Max Total Supply
1,000,000,000 LINK
Holders
734,648 ( 0.005%)
Market
Price
$18.79 @ 0.006953 ETH (-1.42%)
Onchain Market Cap
$18,790,000,000.00
Circulating Supply Market Cap
$11,997,864,764.00
Other Info
Token Contract (WITH 18 Decimals)
Balance
0.01576339 LINKValue
$0.30 ( ~0.000111016582598262 Eth) [0.0000%]Loading...
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# | Exchange | Pair | Price | 24H Volume | % Volume |
---|---|---|---|---|---|
1 | ![]() | LINK-USD | $18.80 0.0069486 Eth | $28,218,812.00 1,501,080.490 LINK | 13.2342% |
2 | ![]() | LINK-USDT | $18.76 0.0069392 Eth | $25,475,666.00 1,357,865.870 LINK | 11.9716% |
3 | ![]() | LINK-USDT | $18.79 0.0069540 Eth | $23,665,510.00 1,274,524.347 LINK | 11.2368% |
4 | ![]() | LINK-USDT | $18.77 0.0069480 Eth | $20,050,433.00 1,077,061.559 LINK | 9.4959% |
5 | ![]() | LINK-USDT | $18.82 0.0069521 Eth | $9,269,860.00 492,517.300 LINK | 4.3423% |
6 | ![]() | 0X514910771AF9CA656AF840DFF83E8264ECF986CA-0XC02AAA39B223FE8D0A0E5C4F27EAD9083C756CC2 | $18.80 0.0069505 Eth | $6,801,394.00 363,271.773 0X514910771AF9CA656AF840DFF83E8264ECF986CA | 3.2028% |
7 | ![]() | LINK-USDT | $18.78 0.0069490 Eth | $6,499,179.00 349,019.820 LINK | 3.0771% |
8 | ![]() | LINK-USDT | $18.79 0.0069547 Eth | $6,297,875.00 338,512.875 LINK | 2.9845% |
9 | ![]() | LINK-USDT | $18.79 0.0069410 Eth | $5,435,971.00 289,281.480 LINK | 2.5504% |
10 | ![]() | LINK-USDT | $18.80 0.0069471 Eth | $4,555,791.00 242,330.870 LINK | 2.1365% |
11 | ![]() | LINK-USDC | $18.81 0.0069480 Eth | $4,551,142.00 244,802.900 LINK | 2.1583% |
12 | ![]() | LINK-USDT | $18.78 0.0069440 Eth | $4,514,237.00 240,354.435 LINK | 2.1191% |
13 | ![]() | LINK-USDT | $18.77 0.0069429 Eth | $4,445,476.00 238,832.100 LINK | 2.1057% |
14 | ![]() | LINK-USDT | $18.78 0.0069497 Eth | $4,259,477.00 226,848.273 LINK | 2.0000% |
15 | ![]() | LINK-USDT | $18.77 0.0069482 Eth | $3,946,490.00 212,169.010 LINK | 1.8706% |
16 | ![]() | LINK-USDT | $18.81 0.0069476 Eth | $3,653,515.00 194,241.000 LINK | 1.7125% |
17 | ![]() | LINK-USD | $18.79 0.0069532 Eth | $3,361,160.00 178,915.315 LINK | 1.5774% |
18 | ![]() | LINK-USDT | $18.80 0.0069475 Eth | $3,268,645.00 173,938.850 LINK | 1.5335% |
19 | ![]() | LINK-USDT | $18.79 0.0069522 Eth | $2,622,088.00 140,891.587 LINK | 1.2422% |
20 | ![]() | LINK-USDT | $18.81 0.0069535 Eth | $2,594,537.00 137,922.840 LINK | 1.2160% |
21 | ![]() | LINK-USDT | $18.79 0.0069555 Eth | $1,942,072.00 103,343.034 LINK | 0.9111% |
22 | ![]() | LINK-USDT | $18.79 0.0069414 Eth | $1,821,766.00 97,903.302 LINK | 0.8632% |
23 | ![]() | LINK-USDT | $18.81 0.0069487 Eth | $1,811,209.00 97,341.080 LINK | 0.8582% |
24 | ![]() | LINK-EUR | $18.81 0.0069502 Eth | $1,728,963.00 91,925.340 LINK | 0.8105% |
25 | ![]() | LINK-USDT | $18.82 0.0069545 Eth | $1,462,419.00 77,706.090 LINK | 0.6851% |
26 | ![]() | LINK-USDT | $18.81 0.0069508 Eth | $1,312,012.00 70,496.920 LINK | 0.6215% |
27 | ![]() | LINK-ETH | $18.82 0.0069561 Eth | $1,145,419.00 60,666.240 LINK | 0.5349% |
28 | ![]() | LINK-BTC | $18.79 0.0069420 Eth | $1,014,908.00 54,155.250 LINK | 0.4775% |
29 | ![]() | LINK-USDT | $18.81 0.0069519 Eth | $1,013,561.00 54,557.357 LINK | 0.4810% |
30 | ![]() | LINK-EUR | $18.82 0.0069551 Eth | $990,513.00 52,628.394 LINK | 0.4640% |
31 | ![]() | LINK-GBP | $18.80 0.0069481 Eth | $890,335.00 47,351.920 LINK | 0.4175% |
32 | ![]() | LINK-USDC | $18.76 0.0069445 Eth | $829,768.00 44,469.920 LINK | 0.3921% |
33 | ![]() | 0XF97F4DF75117A78C1A5A0DBB814AF92458539FB4-0X82AF49447D8A07E3BD95BD0D56F35241523FBAB1 | $18.80 0.0069564 Eth | $754,058.00 39,950.065 0XF97F4DF75117A78C1A5A0DBB814AF92458539FB4 | 0.3522% |
34 | ![]() | LINK-USDT | $18.78 0.0069470 Eth | $753,057.00 40,481.140 LINK | 0.3569% |
35 | ![]() | LINK-USDT | $18.77 0.0069452 Eth | $667,049.00 35,838.866 LINK | 0.3160% |
36 | ![]() | 0XF97F4DF75117A78C1A5A0DBB814AF92458539FB4-0X82AF49447D8A07E3BD95BD0D56F35241523FBAB1 | $18.81 0.0069607 Eth | $607,364.00 32,297.430 0XF97F4DF75117A78C1A5A0DBB814AF92458539FB4 | 0.2847% |
37 | ![]() | LINK-USDT | $18.71 0.0069202 Eth | $592,404.00 31,667.440 LINK | 0.2792% |
38 | ![]() | LINK-BTC | $18.88 0.0069689 Eth | $586,266.00 31,049.540 LINK | 0.2737% |
39 | ![]() | 0XF8A0BF9CF54BB92F17374D9E9A321E6A111A51BD-0XBB4CDB9CBD36B01BD1CBAEBF2DE08D9173BC095C | $18.78 0.0069471 Eth | $573,614.00 31,499.105 0XF8A0BF9CF54BB92F17374D9E9A321E6A111A51BD | 0.2777% |
40 | ![]() | LINK-TRY | $18.74 0.0069359 Eth | $542,865.00 29,167.620 LINK | 0.2572% |
41 | ![]() | LINK-JPY | $18.79 0.0069528 Eth | $532,867.00 28,364.457 LINK | 0.2501% |
42 | ![]() | LINK-USDT | $18.79 0.0069523 Eth | $508,860.00 27,088.248 LINK | 0.2388% |
43 | ![]() | 0X53E0BCA35EC356BD5DDDFEBBD1FC0FD03FABAD39-0X2791BCA1F2DE4661ED88A30C99A7A9449AA84174 | $18.78 0.0069447 Eth | $413,581.00 22,261.415 0X53E0BCA35EC356BD5DDDFEBBD1FC0FD03FABAD39 | 0.1963% |
44 | ![]() | 0X53E0BCA35EC356BD5DDDFEBBD1FC0FD03FABAD39-0X7CEB23FD6BC0ADD59E62AC25578270CFF1B9F619 | $18.83 0.0069702 Eth | $405,916.00 21,532.962 0X53E0BCA35EC356BD5DDDFEBBD1FC0FD03FABAD39 | 0.1898% |
45 | ![]() | LINK-USD | $18.78 0.0069498 Eth | $404,958.00 21,566.692 LINK | 0.1901% |
46 | ![]() | 0X53E0BCA35EC356BD5DDDFEBBD1FC0FD03FABAD39-0X0D500B1D8E8EF31E21C99D1DB9A6444D3ADF1270 | $18.79 0.0069512 Eth | $398,940.00 21,385.908 0X53E0BCA35EC356BD5DDDFEBBD1FC0FD03FABAD39 | 0.1885% |
47 | ![]() | LINK-USDT | $18.80 0.0069517 Eth | $380,774.00 20,493.172 LINK | 0.1807% |
48 | ![]() | 0X3C499C542CEF5E3811E1192CE70D8CC03D5C3359-0X53E0BCA35EC356BD5DDDFEBBD1FC0FD03FABAD39 | $18.79 0.0069481 Eth | $370,289.00 365,738.659 0X3C499C542CEF5E3811E1192CE70D8CC03D5C3359 | 3.2245% |
49 | ![]() | LINK-USDC | $18.82 0.0069522 Eth | $360,794.00 19,417.899 LINK | 0.1712% |
50 | ![]() | LINK-BTC | $18.78 0.0069500 Eth | $348,785.00 18,574.367 LINK | 0.1638% |
51 | ![]() | 0X1F9840A85D5AF5BF1D1762F925BDADDC4201F984-0X514910771AF9CA656AF840DFF83E8264ECF986CA | $18.84 0.0069649 Eth | $322,403.00 32,764.314 0X1F9840A85D5AF5BF1D1762F925BDADDC4201F984 | 0.2889% |
52 | ![]() | 0X53E0BCA35EC356BD5DDDFEBBD1FC0FD03FABAD39-0X7CEB23FD6BC0ADD59E62AC25578270CFF1B9F619 | $18.84 0.0069674 Eth | $281,928.00 14,914.428 0X53E0BCA35EC356BD5DDDFEBBD1FC0FD03FABAD39 | 0.1315% |
53 | ![]() | 0XF97F4DF75117A78C1A5A0DBB814AF92458539FB4-0XFD086BC7CD5C481DCC9C85EBE478A1C0B69FCBB9 | $18.80 0.0069584 Eth | $278,555.00 15,004.081 0XF97F4DF75117A78C1A5A0DBB814AF92458539FB4 | 0.1323% |
54 | ![]() | LINK-BTC | $18.80 0.0069496 Eth | $251,908.00 13,401.840 LINK | 0.1182% |
55 | ![]() | LINK-USDC | $18.78 0.0069512 Eth | $217,604.00 11,739.533 LINK | 0.1035% |
56 | ![]() | 0X53E0BCA35EC356BD5DDDFEBBD1FC0FD03FABAD39-0X7CEB23FD6BC0ADD59E62AC25578270CFF1B9F619 | $18.79 0.0069481 Eth | $215,012.00 11,394.941 0X53E0BCA35EC356BD5DDDFEBBD1FC0FD03FABAD39 | 0.1005% |
57 | ![]() | LINK-BNB | $18.86 0.0069757 Eth | $195,565.00 10,842.403 LINK | 0.0956% |
58 | ![]() | LINK-USDT | $18.85 0.0069709 Eth | $190,177.00 10,090.387 LINK | 0.0890% |
59 | ![]() | LINK-BTC | $18.82 0.0069532 Eth | $166,758.00 8,861.420 LINK | 0.0781% |
60 | ![]() | 0X514910771AF9CA656AF840DFF83E8264ECF986CA-0XA0B86991C6218B36C1D19D4A2E9EB0CE3606EB48 | $18.81 0.0069530 Eth | $158,058.00 8,506.023 0X514910771AF9CA656AF840DFF83E8264ECF986CA | 0.0750% |
61 | ![]() | LINK-USDC | $18.78 0.0069390 Eth | $152,065.00 8,095.190 LINK | 0.0714% |
62 | ![]() | LINK-TRY | $18.76 0.0069236 Eth | $148,559.00 7,996.140 LINK | 0.0705% |
63 | ![]() | LINK-ETH | $18.84 0.0069548 Eth | $145,496.00 7,712.550 LINK | 0.0680% |
64 | ![]() | 0X514910771AF9CA656AF840DFF83E8264ECF986CA-0XA0B86991C6218B36C1D19D4A2E9EB0CE3606EB48 | $18.82 0.0069503 Eth | $136,446.00 7,338.812 0X514910771AF9CA656AF840DFF83E8264ECF986CA | 0.0647% |
65 | ![]() | LINK-ETH | $18.80 0.0069486 Eth | $118,576.00 6,305.900 LINK | 0.0556% |
66 | ![]() | LINK-THB | $18.96 0.0070053 Eth | $118,310.00 6,238.463 LINK | 0.0550% |
67 | ![]() | LINK-TRY | $18.83 0.0069687 Eth | $116,518.00 6,188.540 LINK | 0.0546% |
68 | ![]() | 0XF8A0BF9CF54BB92F17374D9E9A321E6A111A51BD-0XBB4CDB9CBD36B01BD1CBAEBF2DE08D9173BC095C | $18.79 0.0069455 Eth | $94,632.00 5,223.662 0XF8A0BF9CF54BB92F17374D9E9A321E6A111A51BD | 0.0461% |
69 | ![]() | 0XAF88D065E77C8CC2239327C5EDB3A432268E5831-0XF97F4DF75117A78C1A5A0DBB814AF92458539FB4 | $18.80 0.0069564 Eth | $88,753.00 87,522.712 0XAF88D065E77C8CC2239327C5EDB3A432268E5831 | 0.7716% |
70 | ![]() | 0XF8A0BF9CF54BB92F17374D9E9A321E6A111A51BD-0X2170ED0880AC9A755FD29B2688956BD959F933F8 | $18.91 0.0069860 Eth | $75,229.00 4,071.655 0XF8A0BF9CF54BB92F17374D9E9A321E6A111A51BD | 0.0359% |
71 | ![]() | 0XF97F4DF75117A78C1A5A0DBB814AF92458539FB4-0X2F2A2543B76A4166549F7AAB2E75BEF0AEFC5B0F | $18.81 0.0069616 Eth | $67,926.00 3,630.135 0XF97F4DF75117A78C1A5A0DBB814AF92458539FB4 | 0.0320% |
72 | ![]() | LINK-PLN | $18.83 0.0069615 Eth | $66,504.00 0.000 LINK | 0.0000% |
73 | ![]() | LINK-USD | $18.79 0.0069473 Eth | $65,063.00 3,462.571 LINK | 0.0305% |
74 | ![]() | 0X350A791BFC2C21F9ED5D10980DAD2E2638FFA7F6-0X4200000000000000000000000000000000000006 | $18.78 0.0069498 Eth | $54,408.00 2,885.800 0X350A791BFC2C21F9ED5D10980DAD2E2638FFA7F6 | 0.0254% |
75 | ![]() | 0X3C499C542CEF5E3811E1192CE70D8CC03D5C3359-0X53E0BCA35EC356BD5DDDFEBBD1FC0FD03FABAD39 | $18.81 0.0069574 Eth | $52,267.00 51,687.607 0X3C499C542CEF5E3811E1192CE70D8CC03D5C3359 | 0.4557% |
76 | ![]() | 0X53E0BCA35EC356BD5DDDFEBBD1FC0FD03FABAD39-0X7CEB23FD6BC0ADD59E62AC25578270CFF1B9F619 | $18.92 0.0069997 Eth | $46,784.00 2,464.640 0X53E0BCA35EC356BD5DDDFEBBD1FC0FD03FABAD39 | 0.0217% |
77 | ![]() | LINK-ETH | $18.81 0.0069491 Eth | $45,546.00 2,421.730 LINK | 0.0214% |
78 | ![]() | LINK-USDT | $18.83 0.0069589 Eth | $43,575.00 2,313.974 LINK | 0.0204% |
79 | ![]() | 0X52F24A5E03AEE338DA5FD9DF68D2B6FAE1178827-0XF8A0BF9CF54BB92F17374D9E9A321E6A111A51BD | $18.86 0.0069755 Eth | $42,765.00 55.748 0X52F24A5E03AEE338DA5FD9DF68D2B6FAE1178827 | 0.0005% |
80 | ![]() | LINK-BRL | $18.82 0.0069623 Eth | $38,211.00 2,030.519 LINK | 0.0179% |
81 | ![]() | LINK-BTC | $18.88 0.0069859 Eth | $27,931.00 1,479.713 LINK | 0.0130% |
82 | ![]() | 0X514910771AF9CA656AF840DFF83E8264ECF986CA-0XC02AAA39B223FE8D0A0E5C4F27EAD9083C756CC2 | $18.81 0.0069609 Eth | $24,004.00 1,278.570 0X514910771AF9CA656AF840DFF83E8264ECF986CA | 0.0113% |
83 | ![]() | 0XF8A0BF9CF54BB92F17374D9E9A321E6A111A51BD-0X55D398326F99059FF775485246999027B3197955 | $18.84 0.0069699 Eth | $23,560.00 1,341.732 0XF8A0BF9CF54BB92F17374D9E9A321E6A111A51BD | 0.0118% |
84 | ![]() | 0X514910771AF9CA656AF840DFF83E8264ECF986CA-0XDAC17F958D2EE523A2206206994597C13D831EC7 | $18.79 0.0069459 Eth | $22,776.00 1,224.211 0X514910771AF9CA656AF840DFF83E8264ECF986CA | 0.0108% |
85 | ![]() | 0X53E0BCA35EC356BD5DDDFEBBD1FC0FD03FABAD39-0X0D500B1D8E8EF31E21C99D1DB9A6444D3ADF1270 | $18.83 0.0069662 Eth | $17,898.84 958.635 0X53E0BCA35EC356BD5DDDFEBBD1FC0FD03FABAD39 | 0.0085% |
86 | ![]() | 0XBA5DDD1F9D7F570DC94A51479A000E3BCE967196-0XF97F4DF75117A78C1A5A0DBB814AF92458539FB4 | $18.86 0.0069709 Eth | $14,968.03 58.256 0XBA5DDD1F9D7F570DC94A51479A000E3BCE967196 | 0.0005% |
87 | ![]() | 0X3C499C542CEF5E3811E1192CE70D8CC03D5C3359-0X53E0BCA35EC356BD5DDDFEBBD1FC0FD03FABAD39 | $18.79 0.0069507 Eth | $11,545.41 11,436.229 0X3C499C542CEF5E3811E1192CE70D8CC03D5C3359 | 0.1008% |
88 | ![]() | 0X53E0BCA35EC356BD5DDDFEBBD1FC0FD03FABAD39-0XC2132D05D31C914A87C6611C10748AEB04B58E8F | $18.79 0.0069421 Eth | $11,001.77 591.407 0X53E0BCA35EC356BD5DDDFEBBD1FC0FD03FABAD39 | 0.0052% |
89 | ![]() | 0XF97F4DF75117A78C1A5A0DBB814AF92458539FB4-0XFD086BC7CD5C481DCC9C85EBE478A1C0B69FCBB9 | $18.81 0.0069611 Eth | $9,310.01 500.153 0XF97F4DF75117A78C1A5A0DBB814AF92458539FB4 | 0.0044% |
90 | ![]() | LINK-USDC | $18.87 0.0069776 Eth | $8,684.75 464.163 LINK | 0.0041% |
91 | ![]() | 0XF8A0BF9CF54BB92F17374D9E9A321E6A111A51BD-0XBB4CDB9CBD36B01BD1CBAEBF2DE08D9173BC095C | $18.84 0.0069655 Eth | $7,701.64 424.859 0XF8A0BF9CF54BB92F17374D9E9A321E6A111A51BD | 0.0037% |
92 | ![]() | 0XF8A0BF9CF54BB92F17374D9E9A321E6A111A51BD-0XBB4CDB9CBD36B01BD1CBAEBF2DE08D9173BC095C | $18.85 0.0069658 Eth | $7,389.00 416.758 0XF8A0BF9CF54BB92F17374D9E9A321E6A111A51BD | 0.0037% |
93 | ![]() | 0XF8A0BF9CF54BB92F17374D9E9A321E6A111A51BD-0X2170ED0880AC9A755FD29B2688956BD959F933F8 | $18.82 0.0069508 Eth | $5,397.76 285.650 0XF8A0BF9CF54BB92F17374D9E9A321E6A111A51BD | 0.0025% |
94 | ![]() | 0X53E0BCA35EC356BD5DDDFEBBD1FC0FD03FABAD39-0XD6DF932A45C0F255F85145F286EA0B292B21C90B | $18.69 0.0069038 Eth | $4,774.67 252.233 0X53E0BCA35EC356BD5DDDFEBBD1FC0FD03FABAD39 | 0.0022% |
95 | ![]() | 0X53E0BCA35EC356BD5DDDFEBBD1FC0FD03FABAD39-0X1BFD67037B42CF73ACF2047067BD4F2C47D9BFD6 | $18.91 0.0069938 Eth | $4,509.24 240.423 0X53E0BCA35EC356BD5DDDFEBBD1FC0FD03FABAD39 | 0.0021% |
96 | ![]() | LINK-BTC | $18.86 0.0069778 Eth | $4,084.87 217.539 LINK | 0.0019% |
97 | ![]() | 0XF8A0BF9CF54BB92F17374D9E9A321E6A111A51BD-0X8AC76A51CC950D9822D68B83FE1AD97B32CD580D | $18.90 0.0069868 Eth | $3,837.93 233.038 0XF8A0BF9CF54BB92F17374D9E9A321E6A111A51BD | 0.0021% |
98 | ![]() | 0XF8A0BF9CF54BB92F17374D9E9A321E6A111A51BD-0XBB4CDB9CBD36B01BD1CBAEBF2DE08D9173BC095C | $18.85 0.0069730 Eth | $3,688.01 225.931 0XF8A0BF9CF54BB92F17374D9E9A321E6A111A51BD | 0.0020% |
99 | ![]() | 0XF8A0BF9CF54BB92F17374D9E9A321E6A111A51BD-0X7130D2A12B9BCBFAE4F2634D864A1EE1CE3EAD9C | $18.87 0.0069686 Eth | $3,072.95 181.888 0XF8A0BF9CF54BB92F17374D9E9A321E6A111A51BD | 0.0016% |
100 | ![]() | 0XF97F4DF75117A78C1A5A0DBB814AF92458539FB4-0XFA7F8980B0F1E64A2062791CC3B0871572F1F7F0 | $18.80 0.0069461 Eth | $2,622.97 137.103 0XF97F4DF75117A78C1A5A0DBB814AF92458539FB4 | 0.0012% |
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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