ERC-20
Oracle
Overview
Max Total Supply
1,000,000,000 LINK
Holders
745,915 ( 0.034%)
Market
Price
$12.80 @ 0.006914 ETH (-4.69%)
Onchain Market Cap
$12,800,000,000.00
Circulating Supply Market Cap
$8,155,510,610.00
Other Info
Token Contract (WITH 18 Decimals)
Balance
45.57237414 LINKValue
$583.33 ( ~0.315080495472022 Eth) [0.0000%]Loading...
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# | Exchange | Pair | Price | 24H Volume | % Volume |
---|---|---|---|---|---|
1 | ![]() | LINK-USDT | $12.80 0.0069276 Eth | $54,307,014.00 4,114,464.680 LINK | 22.6475% |
2 | ![]() | LINK-USD | $12.76 0.0069152 Eth | $34,991,350.00 2,741,624.230 LINK | 15.0909% |
3 | ![]() | LINK-USDT | $12.79 0.0069151 Eth | $10,526,398.00 822,895.520 LINK | 4.5295% |
4 | ![]() | LINK-USDT | $12.77 0.0069152 Eth | $9,077,388.00 686,152.280 LINK | 3.7768% |
5 | ![]() | LINK-USDT | $12.79 0.0069307 Eth | $8,715,831.00 660,638.530 LINK | 3.6364% |
6 | ![]() | LINK-USDT | $12.81 0.0069319 Eth | $7,894,765.00 598,331.342 LINK | 3.2934% |
7 | ![]() | LINK-USDT | $12.75 0.0069070 Eth | $7,755,745.00 588,643.680 LINK | 3.2401% |
8 | ![]() | LINK-USDT | $12.81 0.0069368 Eth | $6,843,448.00 518,342.762 LINK | 2.8531% |
9 | ![]() | LINK-USDT | $12.75 0.0069139 Eth | $5,851,433.00 443,397.770 LINK | 2.4406% |
10 | ![]() | LINK-USDT | $12.79 0.0069259 Eth | $5,445,529.00 412,673.140 LINK | 2.2715% |
11 | ![]() | LINK-EUR | $12.78 0.0069247 Eth | $5,437,743.00 425,341.380 LINK | 2.3412% |
12 | ![]() | LINK-USDT | $12.76 0.0069214 Eth | $5,314,679.00 416,412.860 LINK | 2.2921% |
13 | ![]() | LINK-USDT | $12.80 0.0069202 Eth | $5,299,204.00 402,264.830 LINK | 2.2142% |
14 | ![]() | LINK-FDUSD | $12.82 0.0069297 Eth | $5,104,189.00 386,135.040 LINK | 2.1254% |
15 | ![]() | LINK-USDC | $12.76 0.0069097 Eth | $5,005,685.00 392,372.380 LINK | 2.1598% |
16 | ![]() | LINK-USDT | $12.83 0.0069364 Eth | $4,936,097.00 384,685.684 LINK | 2.1175% |
17 | ![]() | LINK-USDT | $12.76 0.0069120 Eth | $4,781,668.00 362,759.660 LINK | 1.9968% |
18 | ![]() | LINK-USDT | $12.76 0.0069186 Eth | $3,928,755.00 307,790.540 LINK | 1.6942% |
19 | ![]() | LINK-USDT | $12.76 0.0069124 Eth | $3,223,515.00 244,379.365 LINK | 1.3452% |
20 | ![]() | LINK-USDT | $12.76 0.0069133 Eth | $2,979,870.00 233,295.450 LINK | 1.2841% |
21 | ![]() | LINK-EUR | $12.78 0.0069322 Eth | $2,661,176.00 208,157.730 LINK | 1.1458% |
22 | ![]() | LINK-USDT | $12.81 0.0069378 Eth | $2,073,532.00 161,874.760 LINK | 0.8910% |
23 | ![]() | LINK-USDT | $12.78 0.0069265 Eth | $1,872,104.00 146,441.802 LINK | 0.8061% |
24 | ![]() | LINK-USDT | $12.77 0.0069261 Eth | $1,812,143.00 137,931.592 LINK | 0.7592% |
25 | ![]() | LINK-USDT | $12.75 0.0069172 Eth | $1,733,405.00 135,908.950 LINK | 0.7481% |
26 | ![]() | LINK-USDT | $12.81 0.0069319 Eth | $1,593,176.00 120,796.618 LINK | 0.6649% |
27 | ![]() | LINK-USDT | $12.76 0.0069127 Eth | $1,536,768.00 120,415.000 LINK | 0.6628% |
28 | ![]() | LINK-EUR | $12.76 0.0069218 Eth | $1,228,395.00 96,248.700 LINK | 0.5298% |
29 | ![]() | LINK-USDT | $12.77 0.0069157 Eth | $1,225,223.00 92,885.050 LINK | 0.5113% |
30 | ![]() | LINK-ETH | $12.81 0.0069339 Eth | $1,144,598.00 88,288.800 LINK | 0.4860% |
31 | ![]() | LINK-GBP | $12.81 0.0069249 Eth | $1,011,155.00 78,935.420 LINK | 0.4345% |
32 | ![]() | LINK-BTC | $12.78 0.0069197 Eth | $956,564.00 74,876.963 LINK | 0.4122% |
33 | ![]() | LINK-USDT | $12.77 0.0069165 Eth | $932,741.00 70,852.720 LINK | 0.3900% |
34 | ![]() | 0XF97F4DF75117A78C1A5A0DBB814AF92458539FB4-0X82AF49447D8A07E3BD95BD0D56F35241523FBAB1 | $12.72 0.0068844 Eth | $896,893.00 69,598.317 0XF97F4DF75117A78C1A5A0DBB814AF92458539FB4 | 0.3831% |
35 | ![]() | LINK-BTC | $12.77 0.0069154 Eth | $866,099.00 67,327.000 LINK | 0.3706% |
36 | ![]() | LINK-USDT | $12.80 0.0069292 Eth | $622,314.00 48,617.383 LINK | 0.2676% |
37 | ![]() | LINK-USDT | $12.77 0.0069165 Eth | $600,623.00 45,475.026 LINK | 0.2503% |
38 | ![]() | LINK-USDC | $12.79 0.0069310 Eth | $552,155.00 41,844.280 LINK | 0.2303% |
39 | ![]() | LINK-USDT | $12.75 0.0069026 Eth | $547,700.00 42,941.320 LINK | 0.2364% |
40 | ![]() | LINK-USDT | $12.79 0.0069240 Eth | $527,760.00 41,252.950 LINK | 0.2271% |
41 | ![]() | LINK-USD | $12.79 0.0069237 Eth | $500,459.00 39,128.843 LINK | 0.2154% |
42 | ![]() | LINK-TRY | $12.76 0.0068994 Eth | $424,615.00 32,295.730 LINK | 0.1778% |
43 | ![]() | LINK-TRY | $12.81 0.0069307 Eth | $421,237.00 32,887.930 LINK | 0.1810% |
44 | ![]() | LINK-USDT | $12.79 0.0069151 Eth | $420,636.00 32,883.030 LINK | 0.1810% |
45 | ![]() | LINK-ETH | $12.75 0.0069038 Eth | $418,944.00 32,337.177 LINK | 0.1780% |
46 | ![]() | LINK-USDC | $12.79 0.0069241 Eth | $414,591.00 31,459.888 LINK | 0.1732% |
47 | ![]() | LINK-USD | $12.76 0.0069195 Eth | $384,425.00 30,125.013 LINK | 0.1658% |
48 | ![]() | LINK-USDT | $12.79 0.0069229 Eth | $381,578.00 28,915.614 LINK | 0.1592% |
49 | ![]() | 0XF8A0BF9CF54BB92F17374D9E9A321E6A111A51BD-0XBB4CDB9CBD36B01BD1CBAEBF2DE08D9173BC095C | $12.76 0.0068991 Eth | $348,870.00 26,971.536 0XF8A0BF9CF54BB92F17374D9E9A321E6A111A51BD | 0.1485% |
50 | ![]() | LINK-BTC | $12.76 0.0069067 Eth | $313,988.00 24,615.360 LINK | 0.1355% |
51 | ![]() | LINK-ETH | $12.74 0.0069026 Eth | $280,987.00 21,672.460 LINK | 0.1193% |
52 | ![]() | 0X53E0BCA35EC356BD5DDDFEBBD1FC0FD03FABAD39-0X7CEB23FD6BC0ADD59E62AC25578270CFF1B9F619 | $12.78 0.0069069 Eth | $280,229.00 21,633.620 0X53E0BCA35EC356BD5DDDFEBBD1FC0FD03FABAD39 | 0.1191% |
53 | ![]() | 0X53E0BCA35EC356BD5DDDFEBBD1FC0FD03FABAD39-0X7CEB23FD6BC0ADD59E62AC25578270CFF1B9F619 | $12.76 0.0069062 Eth | $248,135.00 19,148.424 0X53E0BCA35EC356BD5DDDFEBBD1FC0FD03FABAD39 | 0.1054% |
54 | ![]() | 0X53E0BCA35EC356BD5DDDFEBBD1FC0FD03FABAD39-0X2791BCA1F2DE4661ED88A30C99A7A9449AA84174 | $12.83 0.0069382 Eth | $248,008.00 18,761.151 0X53E0BCA35EC356BD5DDDFEBBD1FC0FD03FABAD39 | 0.1033% |
55 | ![]() | 0X53E0BCA35EC356BD5DDDFEBBD1FC0FD03FABAD39-0X7CEB23FD6BC0ADD59E62AC25578270CFF1B9F619 | $12.77 0.0069147 Eth | $247,020.00 19,051.664 0X53E0BCA35EC356BD5DDDFEBBD1FC0FD03FABAD39 | 0.1049% |
56 | ![]() | LINK-ETH | $12.80 0.0069333 Eth | $241,077.00 18,840.410 LINK | 0.1037% |
57 | ![]() | LINK-JPY | $12.79 0.0069267 Eth | $240,490.00 18,799.005 LINK | 0.1035% |
58 | ![]() | LINK-USDT | $12.78 0.0069248 Eth | $212,803.00 16,137.000 LINK | 0.0888% |
59 | ![]() | LINK-ETH | $12.77 0.0069128 Eth | $205,574.00 15,868.730 LINK | 0.0873% |
60 | ![]() | LINK-USDT | $12.77 0.0069187 Eth | $195,213.00 14,792.362 LINK | 0.0814% |
61 | ![]() | LINK-USDT | $12.75 0.0069066 Eth | $194,643.00 15,263.914 LINK | 0.0840% |
62 | ![]() | 0X53E0BCA35EC356BD5DDDFEBBD1FC0FD03FABAD39-0X0D500B1D8E8EF31E21C99D1DB9A6444D3ADF1270 | $12.77 0.0069022 Eth | $193,616.00 15,179.254 0X53E0BCA35EC356BD5DDDFEBBD1FC0FD03FABAD39 | 0.0836% |
63 | ![]() | LINK-BTC | $12.78 0.0069209 Eth | $178,803.00 13,992.750 LINK | 0.0770% |
64 | ![]() | 0XF97F4DF75117A78C1A5A0DBB814AF92458539FB4-0XFD086BC7CD5C481DCC9C85EBE478A1C0B69FCBB9 | $12.74 0.0068943 Eth | $177,103.00 13,567.252 0XF97F4DF75117A78C1A5A0DBB814AF92458539FB4 | 0.0747% |
65 | ![]() | LINK-TRY | $12.76 0.0069194 Eth | $174,923.00 13,281.890 LINK | 0.0731% |
66 | ![]() | LINK-USDC | $12.80 0.0069305 Eth | $162,039.00 12,366.879 LINK | 0.0681% |
67 | ![]() | LINK-BTC | $12.79 0.0069262 Eth | $155,358.00 12,142.360 LINK | 0.0668% |
68 | ![]() | LINK-TRY | $12.70 0.0068824 Eth | $128,600.00 9,767.400 LINK | 0.0538% |
69 | ![]() | LINK-ETH | $12.77 0.0069126 Eth | $127,334.00 9,973.980 LINK | 0.0549% |
70 | ![]() | 0X3C499C542CEF5E3811E1192CE70D8CC03D5C3359-0X53E0BCA35EC356BD5DDDFEBBD1FC0FD03FABAD39 | $12.84 0.0069386 Eth | $126,257.00 129,860.586 0X3C499C542CEF5E3811E1192CE70D8CC03D5C3359 | 0.7148% |
71 | ![]() | LINK-USDT | $12.75 0.0069066 Eth | $113,186.00 8,585.500 LINK | 0.0473% |
72 | ![]() | 0X514910771AF9CA656AF840DFF83E8264ECF986CA-0XA0B86991C6218B36C1D19D4A2E9EB0CE3606EB48 | $12.81 0.0069380 Eth | $108,555.00 8,228.938 0X514910771AF9CA656AF840DFF83E8264ECF986CA | 0.0453% |
73 | ![]() | LINK-USDT | $12.76 0.0069226 Eth | $107,495.00 8,421.597 LINK | 0.0464% |
74 | ![]() | LINK-EUR | $12.82 0.0069511 Eth | $104,457.00 8,148.550 LINK | 0.0449% |
75 | ![]() | 0XAF88D065E77C8CC2239327C5EDB3A432268E5831-0XF97F4DF75117A78C1A5A0DBB814AF92458539FB4 | $12.72 0.0068844 Eth | $96,860.00 99,627.069 0XAF88D065E77C8CC2239327C5EDB3A432268E5831 | 0.5484% |
76 | ![]() | LINK-BTC | $12.77 0.0069150 Eth | $91,527.00 7,112.835 LINK | 0.0392% |
77 | ![]() | 0X53E0BCA35EC356BD5DDDFEBBD1FC0FD03FABAD39-0X7CEB23FD6BC0ADD59E62AC25578270CFF1B9F619 | $12.78 0.0069185 Eth | $77,323.00 5,964.881 0X53E0BCA35EC356BD5DDDFEBBD1FC0FD03FABAD39 | 0.0328% |
78 | ![]() | 0XF8A0BF9CF54BB92F17374D9E9A321E6A111A51BD-0XBB4CDB9CBD36B01BD1CBAEBF2DE08D9173BC095C | $12.76 0.0069069 Eth | $76,803.00 5,941.116 0XF8A0BF9CF54BB92F17374D9E9A321E6A111A51BD | 0.0327% |
79 | ![]() | 0XA95C5EBB86E0DE73B4FB8C47A45B792CFEA28C23-0X514910771AF9CA656AF840DFF83E8264ECF986CA | $12.83 0.0069471 Eth | $66,370.00 155,622.485 0XA95C5EBB86E0DE73B4FB8C47A45B792CFEA28C23 | 0.8566% |
80 | ![]() | 0XF97F4DF75117A78C1A5A0DBB814AF92458539FB4-0X2F2A2543B76A4166549F7AAB2E75BEF0AEFC5B0F | $12.74 0.0068969 Eth | $40,185.00 3,133.744 0XF97F4DF75117A78C1A5A0DBB814AF92458539FB4 | 0.0172% |
81 | ![]() | LINK-BTC | $12.78 0.0069195 Eth | $38,480.00 3,012.010 LINK | 0.0166% |
82 | ![]() | LINK-TRY | $12.64 0.0068431 Eth | $38,158.00 3,018.229 LINK | 0.0166% |
83 | ![]() | 0X350A791BFC2C21F9ED5D10980DAD2E2638FFA7F6-0X4200000000000000000000000000000000000006 | $12.74 0.0068981 Eth | $36,745.00 2,853.741 0X350A791BFC2C21F9ED5D10980DAD2E2638FFA7F6 | 0.0157% |
84 | ![]() | 0X3C499C542CEF5E3811E1192CE70D8CC03D5C3359-0X53E0BCA35EC356BD5DDDFEBBD1FC0FD03FABAD39 | $12.78 0.0069185 Eth | $35,794.00 36,948.781 0X3C499C542CEF5E3811E1192CE70D8CC03D5C3359 | 0.2034% |
85 | ![]() | LINK-ETH | $12.75 0.0069143 Eth | $35,520.00 2,786.120 LINK | 0.0153% |
86 | ![]() | LINK-ETH | $12.78 0.0069324 Eth | $31,560.00 2,469.070 LINK | 0.0136% |
87 | ![]() | LINK-USDT | $12.79 0.0069362 Eth | $31,120.00 2,361.470 LINK | 0.0130% |
88 | ![]() | LINK-IDR | $12.84 0.0069484 Eth | $30,493.00 2,301.440 LINK | 0.0127% |
89 | ![]() | 0X514910771AF9CA656AF840DFF83E8264ECF986CA-0XC02AAA39B223FE8D0A0E5C4F27EAD9083C756CC2 | $12.78 0.0069097 Eth | $26,886.00 2,074.545 0X514910771AF9CA656AF840DFF83E8264ECF986CA | 0.0114% |
90 | ![]() | 0X5947BB275C521040051D82396192181B413227A3-0XB31F66AA3C1E785363F0875A1B74E27B85FD66C7 | $12.89 0.0069656 Eth | $17,243.27 1,354.391 0X5947BB275C521040051D82396192181B413227A3 | 0.0075% |
91 | ![]() | 0X5947BB275C521040051D82396192181B413227A3-0XB31F66AA3C1E785363F0875A1B74E27B85FD66C7 | $12.77 0.0069123 Eth | $16,906.45 1,332.846 0X5947BB275C521040051D82396192181B413227A3 | 0.0073% |
92 | ![]() | 0XF97F4DF75117A78C1A5A0DBB814AF92458539FB4-0XAF88D065E77C8CC2239327C5EDB3A432268E5831 | $12.92 0.0069209 Eth | $15,698.48 1,195.583 0XF97F4DF75117A78C1A5A0DBB814AF92458539FB4 | 0.0066% |
93 | ![]() | 0XF8A0BF9CF54BB92F17374D9E9A321E6A111A51BD-0X2170ED0880AC9A755FD29B2688956BD959F933F8 | $12.78 0.0069264 Eth | $14,427.98 1,114.197 0XF8A0BF9CF54BB92F17374D9E9A321E6A111A51BD | 0.0061% |
94 | ![]() | 0X3C499C542CEF5E3811E1192CE70D8CC03D5C3359-0X53E0BCA35EC356BD5DDDFEBBD1FC0FD03FABAD39 | $12.76 0.0069087 Eth | $13,785.81 14,235.444 0X3C499C542CEF5E3811E1192CE70D8CC03D5C3359 | 0.0784% |
95 | ![]() | 0XF97F4DF75117A78C1A5A0DBB814AF92458539FB4-0XFD086BC7CD5C481DCC9C85EBE478A1C0B69FCBB9 | $12.77 0.0069128 Eth | $12,962.76 979.382 0XF97F4DF75117A78C1A5A0DBB814AF92458539FB4 | 0.0054% |
96 | ![]() | 0X53E0BCA35EC356BD5DDDFEBBD1FC0FD03FABAD39-0X0D500B1D8E8EF31E21C99D1DB9A6444D3ADF1270 | $12.79 0.0069142 Eth | $8,523.60 667.046 0X53E0BCA35EC356BD5DDDFEBBD1FC0FD03FABAD39 | 0.0037% |
97 | ![]() | 0X514910771AF9CA656AF840DFF83E8264ECF986CA-0XDAC17F958D2EE523A2206206994597C13D831EC7 | $12.76 0.0069076 Eth | $8,050.74 614.435 0X514910771AF9CA656AF840DFF83E8264ECF986CA | 0.0034% |
98 | ![]() | 0X1F9840A85D5AF5BF1D1762F925BDADDC4201F984-0X514910771AF9CA656AF840DFF83E8264ECF986CA | $12.81 0.0069239 Eth | $7,966.34 1,393.317 0X1F9840A85D5AF5BF1D1762F925BDADDC4201F984 | 0.0077% |
99 | ![]() | 0XF97F4DF75117A78C1A5A0DBB814AF92458539FB4-0XAF88D065E77C8CC2239327C5EDB3A432268E5831 | $12.77 0.0069194 Eth | $6,105.78 464.434 0XF97F4DF75117A78C1A5A0DBB814AF92458539FB4 | 0.0026% |
100 | ![]() | 0XF8A0BF9CF54BB92F17374D9E9A321E6A111A51BD-0XBB4CDB9CBD36B01BD1CBAEBF2DE08D9173BC095C | $12.71 0.0068800 Eth | $5,772.11 443.384 0XF8A0BF9CF54BB92F17374D9E9A321E6A111A51BD | 0.0024% |
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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