ERC-20
Oracle
Overview
Max Total Supply
1,000,000,000 LINK
Holders
750,126 ( -0.016%)
Market
Price
$12.63 @ 0.007076 ETH (-0.80%)
Onchain Market Cap
$12,630,000,000.00
Circulating Supply Market Cap
$8,053,526,314.00
Other Info
Token Contract (WITH 18 Decimals)
Filtered by Token Holder
Binance Dep: 0x4ce73317C52efCfC2D8695479B43cBB649a15395Balance
0 LINKValue
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# | Exchange | Pair | Price | 24H Volume | % Volume |
---|---|---|---|---|---|
1 | ![]() | LINK-USDT | $12.63 0.0070730 Eth | $24,790,589.00 1,923,327.170 LINK | 16.1059% |
2 | ![]() | LINK-USDT | $12.61 0.0070728 Eth | $23,581,941.00 0.000 LINK | 0.0000% |
3 | ![]() | LINK-USD | $12.62 0.0070756 Eth | $16,046,931.00 1,271,446.850 LINK | 10.6471% |
4 | ![]() | LINK-USDT | $12.62 0.0070773 Eth | $9,565,611.00 758,247.030 LINK | 6.3496% |
5 | ![]() | LINK-USDT | $12.63 0.0070784 Eth | $7,419,373.00 576,160.440 LINK | 4.8248% |
6 | ![]() | LINK-USDT | $12.66 0.0070909 Eth | $7,364,073.00 571,001.676 LINK | 4.7816% |
7 | ![]() | LINK-USDT | $12.63 0.0070824 Eth | $6,311,340.00 499,696.538 LINK | 4.1845% |
8 | ![]() | LINK-USDT | $12.65 0.0070913 Eth | $5,361,694.00 423,884.600 LINK | 3.5496% |
9 | ![]() | LINK-USDT | $12.62 0.0070729 Eth | $5,224,739.00 414,081.450 LINK | 3.4675% |
10 | ![]() | LINK-USDT | $12.61 0.0070739 Eth | $5,072,285.00 402,250.510 LINK | 3.3684% |
11 | ![]() | LINK-USDT | $12.62 0.0070757 Eth | $4,951,475.00 384,157.642 LINK | 3.2169% |
12 | ![]() | LINK-USDT | $12.64 0.0070861 Eth | $4,860,550.00 377,425.380 LINK | 3.1606% |
13 | ![]() | LINK-USDT | $12.64 0.0070896 Eth | $4,266,288.00 331,319.432 LINK | 2.7745% |
14 | ![]() | LINK-USDT | $12.62 0.0070721 Eth | $4,186,940.00 325,031.797 LINK | 2.7218% |
15 | ![]() | LINK-FDUSD | $12.58 0.0070578 Eth | $4,096,165.00 319,090.940 LINK | 2.6721% |
16 | ![]() | LINK-USDT | $12.64 0.0070879 Eth | $3,786,318.00 293,804.650 LINK | 2.4603% |
17 | ![]() | LINK-USDT | $12.64 0.0070893 Eth | $3,085,827.00 244,051.290 LINK | 2.0437% |
18 | ![]() | LINK-USDT | $12.63 0.0070784 Eth | $2,634,163.00 208,629.600 LINK | 1.7471% |
19 | ![]() | LINK-USDT | $12.62 0.0070751 Eth | $2,565,447.00 199,158.350 LINK | 1.6678% |
20 | ![]() | LINK-EUR | $12.64 0.0070859 Eth | $2,518,069.00 199,269.480 LINK | 1.6687% |
21 | ![]() | LINK-USDT | $12.62 0.0070769 Eth | $2,459,212.00 190,815.280 LINK | 1.5979% |
22 | ![]() | LINK-USDC | $12.61 0.0070743 Eth | $2,311,357.00 183,287.940 LINK | 1.5349% |
23 | ![]() | LINK-USDT | $12.65 0.0070886 Eth | $1,729,230.00 136,663.800 LINK | 1.1444% |
24 | ![]() | LINK-USDT | $12.62 0.0070785 Eth | $1,542,931.00 119,810.487 LINK | 1.0033% |
25 | ![]() | LINK-USDT | $12.63 0.0070852 Eth | $1,487,172.00 117,727.400 LINK | 0.9858% |
26 | ![]() | LINK-USDT | $12.65 0.0070900 Eth | $1,052,647.00 83,200.000 LINK | 0.6967% |
27 | ![]() | LINK-ETH | $12.62 0.0070770 Eth | $1,026,191.00 81,283.100 LINK | 0.6807% |
28 | ![]() | LINK-USDT | $12.65 0.0070901 Eth | $1,010,782.00 78,477.007 LINK | 0.6572% |
29 | ![]() | LINK-USDT | $12.64 0.0070846 Eth | $953,966.00 74,202.443 LINK | 0.6214% |
30 | ![]() | LINK-USDT | $12.62 0.0070729 Eth | $944,127.00 73,354.020 LINK | 0.6143% |
31 | ![]() | LINK-USDT | $12.60 0.0070715 Eth | $904,911.00 70,257.323 LINK | 0.5883% |
32 | ![]() | LINK-USDT | $12.63 0.0070807 Eth | $852,559.00 66,154.106 LINK | 0.5540% |
33 | ![]() | LINK-USDT | $12.60 0.0070680 Eth | $835,076.00 66,250.848 LINK | 0.5548% |
34 | ![]() | LINK-USDT | $12.64 0.0070841 Eth | $795,416.00 62,947.460 LINK | 0.5271% |
35 | ![]() | LINK-ETH | $12.60 0.0070691 Eth | $791,330.00 62,416.960 LINK | 0.5227% |
36 | ![]() | LINK-EUR | $12.61 0.0070725 Eth | $657,564.00 52,159.035 LINK | 0.4368% |
37 | ![]() | LINK-BTC | $12.63 0.0070790 Eth | $586,308.00 46,039.500 LINK | 0.3855% |
38 | ![]() | LINK-USDC | $12.62 0.0070770 Eth | $566,483.00 43,965.940 LINK | 0.3682% |
39 | ![]() | LINK-EUR | $12.64 0.0070859 Eth | $516,420.00 40,867.340 LINK | 0.3422% |
40 | ![]() | LINK-BTC | $12.63 0.0070826 Eth | $453,195.00 35,876.120 LINK | 0.3004% |
41 | ![]() | LINK-USDC | $12.62 0.0070747 Eth | $417,997.00 33,123.680 LINK | 0.2774% |
42 | ![]() | LINK-USDT | $12.62 0.0070737 Eth | $407,786.00 31,669.533 LINK | 0.2652% |
43 | ![]() | 0X53E0BCA35EC356BD5DDDFEBBD1FC0FD03FABAD39-0X7CEB23FD6BC0ADD59E62AC25578270CFF1B9F619 | $12.63 0.0070731 Eth | $344,283.00 27,127.918 0X53E0BCA35EC356BD5DDDFEBBD1FC0FD03FABAD39 | 0.2272% |
44 | ![]() | LINK-GBP | $12.57 0.0070483 Eth | $306,967.00 24,421.760 LINK | 0.2045% |
45 | ![]() | LINK-USDC | $12.62 0.0070771 Eth | $293,156.00 22,779.005 LINK | 0.1908% |
46 | ![]() | LINK-BTC | $12.62 0.0070747 Eth | $287,686.00 22,800.620 LINK | 0.1909% |
47 | ![]() | LINK-USDT | $12.64 0.0070863 Eth | $259,787.00 20,557.075 LINK | 0.1721% |
48 | ![]() | LINK-USDT | $12.59 0.0070620 Eth | $258,920.00 20,568.540 LINK | 0.1722% |
49 | ![]() | LINK-USDT | $12.61 0.0070717 Eth | $215,834.00 17,122.307 LINK | 0.1434% |
50 | ![]() | LINK-ETH | $12.62 0.0070768 Eth | $207,591.00 16,357.540 LINK | 0.1370% |
51 | ![]() | LINK-USDC | $12.63 0.0070832 Eth | $178,883.00 13,890.766 LINK | 0.1163% |
52 | ![]() | LINK-ETH | $12.61 0.0070701 Eth | $177,182.00 13,956.830 LINK | 0.1169% |
53 | ![]() | 0XF97F4DF75117A78C1A5A0DBB814AF92458539FB4-0X82AF49447D8A07E3BD95BD0D56F35241523FBAB1 | $12.59 0.0070511 Eth | $168,375.00 13,300.963 0XF97F4DF75117A78C1A5A0DBB814AF92458539FB4 | 0.1114% |
54 | ![]() | LINK-TRY | $12.70 0.0071210 Eth | $161,119.00 12,685.940 LINK | 0.1062% |
55 | ![]() | LINK-ETH | $12.63 0.0070759 Eth | $158,178.00 12,523.450 LINK | 0.1049% |
56 | ![]() | 0XF8A0BF9CF54BB92F17374D9E9A321E6A111A51BD-0XBB4CDB9CBD36B01BD1CBAEBF2DE08D9173BC095C | $12.65 0.0070952 Eth | $131,409.00 10,247.818 0XF8A0BF9CF54BB92F17374D9E9A321E6A111A51BD | 0.0858% |
57 | ![]() | LINK-JPY | $12.63 0.0070787 Eth | $130,968.00 10,373.584 LINK | 0.0869% |
58 | ![]() | 0X53E0BCA35EC356BD5DDDFEBBD1FC0FD03FABAD39-0X7CEB23FD6BC0ADD59E62AC25578270CFF1B9F619 | $12.61 0.0070620 Eth | $104,948.00 8,263.367 0X53E0BCA35EC356BD5DDDFEBBD1FC0FD03FABAD39 | 0.0692% |
59 | ![]() | LINK-BTC | $12.63 0.0070770 Eth | $99,689.00 7,892.730 LINK | 0.0661% |
60 | ![]() | 0X53E0BCA35EC356BD5DDDFEBBD1FC0FD03FABAD39-0X7CEB23FD6BC0ADD59E62AC25578270CFF1B9F619 | $12.63 0.0070737 Eth | $95,979.00 7,547.142 0X53E0BCA35EC356BD5DDDFEBBD1FC0FD03FABAD39 | 0.0632% |
61 | ![]() | LINK-ETH | $12.61 0.0070715 Eth | $91,522.00 7,256.920 LINK | 0.0608% |
62 | ![]() | LINK-USDT | $12.62 0.0070789 Eth | $88,401.00 7,002.551 LINK | 0.0586% |
63 | ![]() | LINK-USDC | $12.62 0.0070771 Eth | $79,653.00 6,310.830 LINK | 0.0528% |
64 | ![]() | LINK-BTC | $12.63 0.0070818 Eth | $72,832.00 5,766.910 LINK | 0.0483% |
65 | ![]() | 0X53E0BCA35EC356BD5DDDFEBBD1FC0FD03FABAD39-0X0D500B1D8E8EF31E21C99D1DB9A6444D3ADF1270 | $12.62 0.0070717 Eth | $60,644.00 4,780.326 0X53E0BCA35EC356BD5DDDFEBBD1FC0FD03FABAD39 | 0.0400% |
66 | ![]() | 0XF97F4DF75117A78C1A5A0DBB814AF92458539FB4-0XFD086BC7CD5C481DCC9C85EBE478A1C0B69FCBB9 | $12.55 0.0070317 Eth | $59,279.00 4,621.748 0XF97F4DF75117A78C1A5A0DBB814AF92458539FB4 | 0.0387% |
67 | ![]() | LINK-USDT | $12.63 0.0070790 Eth | $57,351.00 4,453.720 LINK | 0.0373% |
68 | ![]() | LINK-JPY | $12.64 0.0070788 Eth | $57,098.00 4,518.800 LINK | 0.0378% |
69 | ![]() | 0X3C499C542CEF5E3811E1192CE70D8CC03D5C3359-0X53E0BCA35EC356BD5DDDFEBBD1FC0FD03FABAD39 | $12.67 0.0070973 Eth | $47,941.00 48,753.756 0X3C499C542CEF5E3811E1192CE70D8CC03D5C3359 | 0.4083% |
70 | ![]() | 0X88FB150BDC53A65FE94DEA0C9BA0A6DAF8C6E196-0X4200000000000000000000000000000000000006 | $12.60 0.0070658 Eth | $45,891.00 3,624.809 0X88FB150BDC53A65FE94DEA0C9BA0A6DAF8C6E196 | 0.0304% |
71 | ![]() | 0X53E0BCA35EC356BD5DDDFEBBD1FC0FD03FABAD39-0X2791BCA1F2DE4661ED88A30C99A7A9449AA84174 | $12.68 0.0071017 Eth | $37,981.00 2,945.171 0X53E0BCA35EC356BD5DDDFEBBD1FC0FD03FABAD39 | 0.0247% |
72 | ![]() | LINK-USDT | $12.63 0.0070817 Eth | $30,442.00 2,364.360 LINK | 0.0198% |
73 | ![]() | LINK-IDR | $12.56 0.0070465 Eth | $30,402.00 2,375.450 LINK | 0.0199% |
74 | ![]() | 0XAF88D065E77C8CC2239327C5EDB3A432268E5831-0XF97F4DF75117A78C1A5A0DBB814AF92458539FB4 | $12.58 0.0070484 Eth | $24,258.00 24,681.333 0XAF88D065E77C8CC2239327C5EDB3A432268E5831 | 0.2067% |
75 | ![]() | LINK-USDC | $12.61 0.0070711 Eth | $23,673.00 1,837.112 LINK | 0.0154% |
76 | ![]() | 0X53E0BCA35EC356BD5DDDFEBBD1FC0FD03FABAD39-0X7CEB23FD6BC0ADD59E62AC25578270CFF1B9F619 | $12.63 0.0070751 Eth | $23,442.00 1,844.771 0X53E0BCA35EC356BD5DDDFEBBD1FC0FD03FABAD39 | 0.0154% |
77 | ![]() | LINK-ETH | $12.62 0.0070762 Eth | $21,395.00 1,695.060 LINK | 0.0142% |
78 | ![]() | LINK-BTC | $12.66 0.0070994 Eth | $19,215.54 1,517.736 LINK | 0.0127% |
79 | ![]() | 0XF97F4DF75117A78C1A5A0DBB814AF92458539FB4-0X2F2A2543B76A4166549F7AAB2E75BEF0AEFC5B0F | $12.65 0.0070850 Eth | $15,812.72 1,246.520 0XF97F4DF75117A78C1A5A0DBB814AF92458539FB4 | 0.0104% |
80 | ![]() | 0XA0B86991C6218B36C1D19D4A2E9EB0CE3606EB48-0X514910771AF9CA656AF840DFF83E8264ECF986CA | $12.63 0.0070798 Eth | $15,142.65 15,155.160 0XA0B86991C6218B36C1D19D4A2E9EB0CE3606EB48 | 0.1269% |
81 | ![]() | 0X3C499C542CEF5E3811E1192CE70D8CC03D5C3359-0X53E0BCA35EC356BD5DDDFEBBD1FC0FD03FABAD39 | $12.59 0.0070585 Eth | $14,731.43 15,077.814 0X3C499C542CEF5E3811E1192CE70D8CC03D5C3359 | 0.1263% |
82 | ![]() | LINK-ETH | $12.62 0.0070770 Eth | $12,859.25 1,018.910 LINK | 0.0085% |
83 | ![]() | 0XF97F4DF75117A78C1A5A0DBB814AF92458539FB4-0XFD086BC7CD5C481DCC9C85EBE478A1C0B69FCBB9 | $12.57 0.0070447 Eth | $8,394.01 654.459 0XF97F4DF75117A78C1A5A0DBB814AF92458539FB4 | 0.0055% |
84 | ![]() | 0X4274CD7277C7BB0806BD5FE84B9ADAE466A8DA0A-0X514910771AF9CA656AF840DFF83E8264ECF986CA | $12.64 0.0070786 Eth | $8,284.02 8,453.625 0X4274CD7277C7BB0806BD5FE84B9ADAE466A8DA0A | 0.0708% |
85 | ![]() | LINK-TRY | $12.55 0.0070320 Eth | $7,457.68 594.022 LINK | 0.0050% |
86 | ![]() | LINK-USDT | $12.65 0.0070873 Eth | $7,155.28 565.600 LINK | 0.0047% |
87 | ![]() | 0X3C499C542CEF5E3811E1192CE70D8CC03D5C3359-0X53E0BCA35EC356BD5DDDFEBBD1FC0FD03FABAD39 | $12.66 0.0070977 Eth | $4,572.67 4,641.651 0X3C499C542CEF5E3811E1192CE70D8CC03D5C3359 | 0.0389% |
88 | ![]() | 0X52F24A5E03AEE338DA5FD9DF68D2B6FAE1178827-0XF8A0BF9CF54BB92F17374D9E9A321E6A111A51BD | $12.66 0.0070942 Eth | $4,504.05 7.020 0X52F24A5E03AEE338DA5FD9DF68D2B6FAE1178827 | 0.0001% |
89 | ![]() | 0XF97F4DF75117A78C1A5A0DBB814AF92458539FB4-0XFA7F8980B0F1E64A2062791CC3B0871572F1F7F0 | $12.57 0.0070494 Eth | $3,048.85 241.331 0XF97F4DF75117A78C1A5A0DBB814AF92458539FB4 | 0.0020% |
90 | ![]() | 0XF97F4DF75117A78C1A5A0DBB814AF92458539FB4-0XAF88D065E77C8CC2239327C5EDB3A432268E5831 | $12.57 0.0070447 Eth | $2,548.43 198.533 0XF97F4DF75117A78C1A5A0DBB814AF92458539FB4 | 0.0017% |
91 | ![]() | LINK-BTC | $12.69 0.0071143 Eth | $2,523.85 197.610 LINK | 0.0017% |
92 | ![]() | LINK-USDC | $12.65 0.0070957 Eth | $2,302.08 178.084 LINK | 0.0015% |
93 | ![]() | 0XF97F4DF75117A78C1A5A0DBB814AF92458539FB4-0X82AF49447D8A07E3BD95BD0D56F35241523FBAB1 | $12.61 0.0070748 Eth | $1,949.69 153.963 0XF97F4DF75117A78C1A5A0DBB814AF92458539FB4 | 0.0013% |
94 | ![]() | 0X2791BCA1F2DE4661ED88A30C99A7A9449AA84174-0X53E0BCA35EC356BD5DDDFEBBD1FC0FD03FABAD39 | $12.60 0.0070573 Eth | $1,553.98 1,589.473 0X2791BCA1F2DE4661ED88A30C99A7A9449AA84174 | 0.0133% |
95 | ![]() | 0X53E0BCA35EC356BD5DDDFEBBD1FC0FD03FABAD39-0XC2132D05D31C914A87C6611C10748AEB04B58E8F | $12.66 0.0070996 Eth | $1,359.66 105.413 0X53E0BCA35EC356BD5DDDFEBBD1FC0FD03FABAD39 | 0.0009% |
96 | ![]() | 0XF8A0BF9CF54BB92F17374D9E9A321E6A111A51BD-0XBB4CDB9CBD36B01BD1CBAEBF2DE08D9173BC095C | $12.62 0.0070765 Eth | $1,252.39 97.963 0XF8A0BF9CF54BB92F17374D9E9A321E6A111A51BD | 0.0008% |
97 | ![]() | 0XF8A0BF9CF54BB92F17374D9E9A321E6A111A51BD-0X2170ED0880AC9A755FD29B2688956BD959F933F8 | $12.65 0.0070945 Eth | $998.07 78.579 0XF8A0BF9CF54BB92F17374D9E9A321E6A111A51BD | 0.0007% |
98 | ![]() | 0XF8A0BF9CF54BB92F17374D9E9A321E6A111A51BD-0X2170ED0880AC9A755FD29B2688956BD959F933F8 | $12.64 0.0070882 Eth | $921.51 72.499 0XF8A0BF9CF54BB92F17374D9E9A321E6A111A51BD | 0.0006% |
99 | ![]() | 0XF8A0BF9CF54BB92F17374D9E9A321E6A111A51BD-0X8AC76A51CC950D9822D68B83FE1AD97B32CD580D | $12.62 0.0070766 Eth | $572.51 44.296 0XF8A0BF9CF54BB92F17374D9E9A321E6A111A51BD | 0.0004% |
100 | ![]() | 0X53E0BCA35EC356BD5DDDFEBBD1FC0FD03FABAD39-0X2791BCA1F2DE4661ED88A30C99A7A9449AA84174 | $12.64 0.0070860 Eth | $140.98 10.951 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
Contract ABI
API[{"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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