ETH Price: $2,529.01 (+2.52%)

Token

ChainLink Token (LINK)
 

Overview

Max Total Supply

1,000,000,000 LINK

Holders

722,346 ( 0.005%)

Market

Price

$11.10 @ 0.004389 ETH (+2.16%)

Onchain Market Cap

$11,100,000,000.00

Circulating Supply Market Cap

$6,961,183,169.00

Other Info

Token Contract (WITH 18 Decimals)

Balance
8.6 LINK

Value
$95.46 ( ~0.0377460119146713 Eth) [0.0000%]
0x1efc4793ba9b216f9a895f9a8f54003d03f504ee
Loading...
Loading
Loading...
Loading
Loading...
Loading

OVERVIEW

A blockchain-based middleware, acting as a bridge between cryptocurrency smart contracts, data feeds, APIs and traditional bank account payments.

Profitability / Loss

Since Initial Offer Price
:$0.11 9990.91% |ETH 0.0003846 1041.19%

Market

Volume (24H):$303,028,346.00
Market Capitalization:$6,961,183,169.00
Circulating Supply:626,849,971.00 LINK
Market Data Source: Coinmarketcap

ICO Information

ICO Start Date : Sep 19, 2017   
Total Cap : $32,000,000
ICO Price  : $0.11 | 0.0003846 ETH
Country : USA

# Exchange Pair Price  24H Volume % Volume
1
Binance
LINK-USDT$11.08
0.0043829 Eth
$17,682,658.00
1,612,641.050 LINK
10.7535%
2
WhiteBIT
LINK-USDT$11.11
0.0043915 Eth
$17,176,274.00
1,545,635.820 LINK
10.3067%
3
HTX
LINK-USDT$11.07
0.0043791 Eth
$9,948,983.00
908,145.880 LINK
6.0557%
4
CoinTR
LINK-USDT$11.09
0.0043854 Eth
$9,867,168.00
899,722.030 LINK
5.9996%
5
Coinbase Exchange
LINK-USD$11.07
0.0043815 Eth
$9,716,932.00
877,533.850 LINK
5.8516%
6
Bitget
LINK-USDT$11.07
0.0043811 Eth
$8,447,927.00
770,502.342 LINK
5.1379%
7
Bybit
LINK-USDT$11.07
0.0043767 Eth
$5,983,884.00
545,510.151 LINK
3.6376%
8
Azbit
LINK-USDT$11.09
0.0043865 Eth
$3,785,769.00
345,540.580 LINK
2.3042%
9
P2B
LINK-USDT$11.08
0.0043827 Eth
$3,720,193.00
335,707.410 LINK
2.2386%
10
WEEX
LINK-USDT$11.10
0.0043898 Eth
$3,651,283.00
333,027.120 LINK
2.2207%
11
BTSE
LINK-USDT$11.10
0.0043855 Eth
$3,572,121.00
321,884.611 LINK
2.1464%
12
Poloniex
LINK-USDT$11.11
0.0043866 Eth
$3,552,784.00
323,883.250 LINK
2.1597%
13
BVOX
LINK-USDT$11.09
0.0043843 Eth
$3,537,845.00
322,560.690 LINK
2.1509%
14
Upbit
LINK-KRW$11.15
0.0044105 Eth
$3,414,111.00
306,136.498 LINK
2.0414%
15
OKX
LINK-USDT$11.08
0.0043827 Eth
$3,186,135.00
291,025.988 LINK
1.9406%
16
Ourbit
LINK-USDT$11.07
0.0043803 Eth
$3,135,942.00
286,116.580 LINK
1.9079%
17
Slex
LINK-USDT$11.08
0.0043827 Eth
$3,048,389.00
277,849.020 LINK
1.8528%
18
Biconomy.com
LINK-USDT$11.11
0.0043896 Eth
$3,032,793.00
276,795.080 LINK
1.8457%
19
Trubit
LINK-USDT$11.11
0.0043882 Eth
$2,816,425.00
256,657.450 LINK
1.7115%
20
DigiFinex
LINK-USDT$11.08
0.0043835 Eth
$2,371,247.00
213,934.270 LINK
1.4266%
21
HashKey Global
LINK-USDT$11.08
0.0043839 Eth
$2,195,651.00
202,299.162 LINK
1.3490%
22
Uniswap V3 (Ethereum)
0X514910771AF9CA656AF840DFF83E8264ECF986CA-0XC02AAA39B223FE8D0A0E5C4F27EAD9083C756CC2$11.10
0.0043910 Eth
$2,104,558.00
189,280.010 0X514910771AF9CA656AF840DFF83E8264ECF986CA
1.2622%
23
CoinW
LINK-USDT$11.08
0.0043819 Eth
$1,899,594.00
171,498.630 LINK
1.1436%
24
KuCoin
LINK-USDT$11.08
0.0043820 Eth
$1,889,331.00
170,589.966 LINK
1.1375%
25
Deepcoin
LINK-USDT$11.07
0.0043784 Eth
$1,816,216.00
165,583.860 LINK
1.1042%
26
XT.COM
LINK-USDT$11.12
0.0043867 Eth
$1,754,665.00
160,085.460 LINK
1.0675%
27
AscendEX (BitMax)
LINK-USDT$11.07
0.0043784 Eth
$1,740,347.00
157,200.000 LINK
1.0482%
28
LBank
LINK-USDT$11.08
0.0043771 Eth
$1,661,787.00
150,042.500 LINK
1.0005%
29
Hotcoin
LINK-USDT$11.07
0.0043837 Eth
$1,627,568.00
146,960.510 LINK
0.9800%
30
Bitunix
LINK-USDT$11.09
0.0043847 Eth
$1,534,688.00
138,484.790 LINK
0.9235%
31
Toobit
LINK-USDT$11.09
0.0043857 Eth
$1,440,063.00
131,378.890 LINK
0.8761%
32
Kraken
LINK-USD$11.08
0.0043816 Eth
$1,347,653.00
121,639.008 LINK
0.8111%
33
Niza Global
LINK-USD$11.08
0.0043829 Eth
$1,335,679.00
121,639.008 LINK
0.8111%
34
Coinstore
LINK-USDT$11.07
0.0043793 Eth
$1,281,852.00
116,953.150 LINK
0.7799%
35
Crypto.com Exchange
LINK-USDT$11.08
0.0043803 Eth
$1,228,298.00
110,900.670 LINK
0.7395%
36
Binance
LINK-BTC$11.07
0.0043864 Eth
$1,184,930.00
107,349.870 LINK
0.7158%
37
Oceanex
LINK-USDT$11.12
0.0043919 Eth
$1,077,307.00
96,891.790 LINK
0.6461%
38
MEXC
LINK-USDT$11.08
0.0043827 Eth
$900,400.00
81,296.810 LINK
0.5421%
39
BYDFi
LINK-USDT$11.07
0.0043791 Eth
$859,532.00
77,659.440 LINK
0.5179%
40
Gate.io
LINK-USDT$11.08
0.0043811 Eth
$794,581.00
72,534.170 LINK
0.4837%
41
Crypto.com Exchange
LINK-USD$11.07
0.0043789 Eth
$757,110.00
68,380.610 LINK
0.4560%
42
WhiteBIT
LINK-BTC$11.07
0.0043809 Eth
$754,507.00
68,133.660 LINK
0.4543%
43
Azbit
LINK-ETH$11.10
0.0043851 Eth
$745,542.00
67,046.131 LINK
0.4471%
44
Bitvavo
LINK-EUR$11.08
0.0043828 Eth
$714,650.00
64,506.267 LINK
0.4301%
45
FameEX
LINK-USDT$11.09
0.0043847 Eth
$705,983.00
64,365.686 LINK
0.4292%
46
Bithumb
LINK-KRW$11.17
0.0044210 Eth
$668,701.00
59,844.692 LINK
0.3991%
47
CoinEx
LINK-USDT$11.08
0.0043860 Eth
$628,192.00
57,264.351 LINK
0.3819%
48
Dex-Trade
LINK-USDT$11.08
0.0043819 Eth
$599,728.00
54,144.102 LINK
0.3610%
49
FMCPAY
LINK-BTC$11.06
0.0043768 Eth
$529,758.00
47,800.100 LINK
0.3187%
50
Uniswap V3 (Arbitrum One)
0XF97F4DF75117A78C1A5A0DBB814AF92458539FB4-0X82AF49447D8A07E3BD95BD0D56F35241523FBAB1$11.07
0.0043795 Eth
$346,229.00
31,280.075 0XF97F4DF75117A78C1A5A0DBB814AF92458539FB4
0.2086%
51
LATOKEN
LINK-USDT$11.09
0.0043903 Eth
$333,772.00
30,083.866 LINK
0.2006%
52
Uniswap V3 (Polygon)
0X53E0BCA35EC356BD5DDDFEBBD1FC0FD03FABAD39-0X0D500B1D8E8EF31E21C99D1DB9A6444D3ADF1270$11.07
0.0043814 Eth
$293,511.00
26,879.213 0X53E0BCA35EC356BD5DDDFEBBD1FC0FD03FABAD39
0.1792%
53
PointPay
LINK-USDT$11.07
0.0043791 Eth
$291,397.00
26,570.524 LINK
0.1772%
54
BigONE
LINK-USDT$11.05
0.0043739 Eth
$282,598.00
25,563.600 LINK
0.1705%
55
Camelot V3
0XF97F4DF75117A78C1A5A0DBB814AF92458539FB4-0X82AF49447D8A07E3BD95BD0D56F35241523FBAB1$11.07
0.0043785 Eth
$275,653.00
24,886.949 0XF97F4DF75117A78C1A5A0DBB814AF92458539FB4
0.1660%
56
LATOKEN
LINK-BTC$11.11
0.0043881 Eth
$242,809.00
21,863.968 LINK
0.1458%
57
Pionex
LINK-USDT$11.11
0.0043916 Eth
$242,072.00
22,083.550 LINK
0.1473%
58
Quickswap (v3)
0X53E0BCA35EC356BD5DDDFEBBD1FC0FD03FABAD39-0X7CEB23FD6BC0ADD59E62AC25578270CFF1B9F619$11.10
0.0043927 Eth
$207,376.00
18,666.469 0X53E0BCA35EC356BD5DDDFEBBD1FC0FD03FABAD39
0.1245%
59
EXMO
LINK-USDT$11.07
0.0043784 Eth
$196,745.00
17,769.496 LINK
0.1185%
60
BitMart
LINK-BTC$11.08
0.0043806 Eth
$194,191.00
17,531.720 LINK
0.1169%
61
Phemex
LINK-USDT$11.09
0.0043867 Eth
$180,956.00
16,323.780 LINK
0.1089%
62
Uniswap V3 (Polygon)
0X53E0BCA35EC356BD5DDDFEBBD1FC0FD03FABAD39-0X7CEB23FD6BC0ADD59E62AC25578270CFF1B9F619$11.07
0.0043786 Eth
$173,018.00
15,516.063 0X53E0BCA35EC356BD5DDDFEBBD1FC0FD03FABAD39
0.1035%
63
Hotcoin
LINK-BTC$11.07
0.0043792 Eth
$163,831.00
14,801.910 LINK
0.0987%
64
BitDelta
LINK-USDT$11.08
0.0043827 Eth
$126,946.00
11,581.000 LINK
0.0772%
65
Hotcoin
LINK-ETH$11.07
0.0043818 Eth
$126,036.00
11,382.130 LINK
0.0759%
66
Uniswap V3 (Ethereum)
0X514910771AF9CA656AF840DFF83E8264ECF986CA-0XA0B86991C6218B36C1D19D4A2E9EB0CE3606EB48$11.12
0.0043993 Eth
$124,369.00
11,397.531 0X514910771AF9CA656AF840DFF83E8264ECF986CA
0.0760%
67
Bitci TR
LINK-TRY$11.15
0.0044074 Eth
$113,794.00
10,310.460 LINK
0.0688%
68
Coinbase Exchange
LINK-BTC$11.10
0.0043931 Eth
$107,841.00
9,712.530 LINK
0.0648%
69
Coinbase Exchange
LINK-GBP$11.11
0.0043956 Eth
$98,271.00
8,845.490 LINK
0.0590%
70
Uniswap V3 (Polygon)
0X3C499C542CEF5E3811E1192CE70D8CC03D5C3359-0X53E0BCA35EC356BD5DDDFEBBD1FC0FD03FABAD39$11.07
0.0043786 Eth
$81,485.00
80,794.801 0X3C499C542CEF5E3811E1192CE70D8CC03D5C3359
0.5388%
71
Slex
LINK-BTC$11.08
0.0043820 Eth
$70,229.00
6,351.100 LINK
0.0424%
72
Uniswap V3 (Arbitrum One)
0XAF88D065E77C8CC2239327C5EDB3A432268E5831-0XF97F4DF75117A78C1A5A0DBB814AF92458539FB4$11.07
0.0043811 Eth
$64,374.00
63,682.651 0XAF88D065E77C8CC2239327C5EDB3A432268E5831
0.4247%
73
Slex
LINK-ETH$11.08
0.0043832 Eth
$61,915.00
5,568.480 LINK
0.0371%
74
OKX
LINK-USDC$11.12
0.0043982 Eth
$59,017.00
5,381.167 LINK
0.0359%
75
Uniswap V3 (Polygon)
0X53E0BCA35EC356BD5DDDFEBBD1FC0FD03FABAD39-0X2791BCA1F2DE4661ED88A30C99A7A9449AA84174$11.07
0.0043786 Eth
$45,584.00
4,143.603 0X53E0BCA35EC356BD5DDDFEBBD1FC0FD03FABAD39
0.0276%
76
Binance US
LINK-USDT$11.07
0.0043734 Eth
$25,239.00
2,280.272 LINK
0.0152%
77
Quickswap (v3)
0X3C499C542CEF5E3811E1192CE70D8CC03D5C3359-0X53E0BCA35EC356BD5DDDFEBBD1FC0FD03FABAD39$11.07
0.0043795 Eth
$24,712.00
24,529.892 0X3C499C542CEF5E3811E1192CE70D8CC03D5C3359
0.1636%
78
EXMO
LINK-BTC$11.19
0.0044249 Eth
$24,275.00
2,169.398 LINK
0.0145%
79
Uniswap V3 (Arbitrum One)
0XF97F4DF75117A78C1A5A0DBB814AF92458539FB4-0XFD086BC7CD5C481DCC9C85EBE478A1C0B69FCBB9$11.07
0.0043795 Eth
$22,321.00
2,033.105 0XF97F4DF75117A78C1A5A0DBB814AF92458539FB4
0.0136%
80
Uniswap V3 (Arbitrum One)
0XF97F4DF75117A78C1A5A0DBB814AF92458539FB4-0X2F2A2543B76A4166549F7AAB2E75BEF0AEFC5B0F$11.03
0.0043652 Eth
$21,755.00
1,972.226 0XF97F4DF75117A78C1A5A0DBB814AF92458539FB4
0.0132%
81
Solidly V3 (Ethereum)
0X514910771AF9CA656AF840DFF83E8264ECF986CA-0XC02AAA39B223FE8D0A0E5C4F27EAD9083C756CC2$11.09
0.0043850 Eth
$17,847.93
1,599.666 0X514910771AF9CA656AF840DFF83E8264ECF986CA
0.0107%
82
Bitcointry
LINK-USDT$11.10
0.0043872 Eth
$17,844.40
1,624.818 LINK
0.0108%
83
LFJ
0X5947BB275C521040051D82396192181B413227A3-0XB31F66AA3C1E785363F0875A1B74E27B85FD66C7$11.02
0.0043619 Eth
$17,252.34
1,612.797 0X5947BB275C521040051D82396192181B413227A3
0.0108%
84
Uniswap V3 (Arbitrum One)
0XAF88D065E77C8CC2239327C5EDB3A432268E5831-0XF97F4DF75117A78C1A5A0DBB814AF92458539FB4$11.07
0.0043795 Eth
$16,666.37
16,602.090 0XAF88D065E77C8CC2239327C5EDB3A432268E5831
0.1107%
85
Uniswap V3 (Polygon)
0X53E0BCA35EC356BD5DDDFEBBD1FC0FD03FABAD39-0X7CEB23FD6BC0ADD59E62AC25578270CFF1B9F619$11.07
0.0043865 Eth
$12,490.99
1,124.577 0X53E0BCA35EC356BD5DDDFEBBD1FC0FD03FABAD39
0.0075%
86
THENA FUSION
0X52F24A5E03AEE338DA5FD9DF68D2B6FAE1178827-0XF8A0BF9CF54BB92F17374D9E9A321E6A111A51BD$11.03
0.0043654 Eth
$12,240.37
18.769 0X52F24A5E03AEE338DA5FD9DF68D2B6FAE1178827
0.0001%
87
Uniswap V3 (Polygon)
0X53E0BCA35EC356BD5DDDFEBBD1FC0FD03FABAD39-0X0D500B1D8E8EF31E21C99D1DB9A6444D3ADF1270$11.07
0.0043786 Eth
$11,766.29
1,078.895 0X53E0BCA35EC356BD5DDDFEBBD1FC0FD03FABAD39
0.0072%
88
Uniswap V3 (BSC)
0XF8A0BF9CF54BB92F17374D9E9A321E6A111A51BD-0X2170ED0880AC9A755FD29B2688956BD959F933F8$11.12
0.0044034 Eth
$8,632.36
780.737 0XF8A0BF9CF54BB92F17374D9E9A321E6A111A51BD
0.0052%
89
CoinEx
LINK-BTC$11.06
0.0043783 Eth
$7,203.74
652.201 LINK
0.0043%
90
Uniswap V3 (Polygon)
0X53E0BCA35EC356BD5DDDFEBBD1FC0FD03FABAD39-0X1BFD67037B42CF73ACF2047067BD4F2C47D9BFD6$11.06
0.0043752 Eth
$6,565.41
592.836 0X53E0BCA35EC356BD5DDDFEBBD1FC0FD03FABAD39
0.0040%
91
Uniswap V3 (BSC)
0XF8A0BF9CF54BB92F17374D9E9A321E6A111A51BD-0X55D398326F99059FF775485246999027B3197955$11.11
0.0043948 Eth
$6,555.33
599.567 0XF8A0BF9CF54BB92F17374D9E9A321E6A111A51BD
0.0040%
92
Uniswap V3 (Polygon)
0X53E0BCA35EC356BD5DDDFEBBD1FC0FD03FABAD39-0XC2132D05D31C914A87C6611C10748AEB04B58E8F$11.07
0.0043834 Eth
$4,100.49
373.837 0X53E0BCA35EC356BD5DDDFEBBD1FC0FD03FABAD39
0.0025%
93
CoinEx
LINK-USDC$11.09
0.0043812 Eth
$2,231.85
203.888 LINK
0.0014%
94
Uniswap V3 (BSC)
0XF8A0BF9CF54BB92F17374D9E9A321E6A111A51BD-0XBB4CDB9CBD36B01BD1CBAEBF2DE08D9173BC095C$11.11
0.0043972 Eth
$2,063.17
187.732 0XF8A0BF9CF54BB92F17374D9E9A321E6A111A51BD
0.0013%
95
Uniswap V3 (BSC)
0XF8A0BF9CF54BB92F17374D9E9A321E6A111A51BD-0X8AC76A51CC950D9822D68B83FE1AD97B32CD580D$11.11
0.0043972 Eth
$1,380.81
123.262 0XF8A0BF9CF54BB92F17374D9E9A321E6A111A51BD
0.0008%
96
Uniswap V3 (Ethereum)
0X5B52BFB8062CE664D74BBCD4CD6DC7DF53FD7233-0X514910771AF9CA656AF840DFF83E8264ECF986CA$11.10
0.0043911 Eth
$670.55
104,623.150 0X5B52BFB8062CE664D74BBCD4CD6DC7DF53FD7233
0.6977%
97
Uniswap V3 (Polygon)
0X53E0BCA35EC356BD5DDDFEBBD1FC0FD03FABAD39-0X61299774020DA444AF134C82FA83E3810B309991$11.10
0.0043976 Eth
$663.97
60.295 0X53E0BCA35EC356BD5DDDFEBBD1FC0FD03FABAD39
0.0004%
98
Uniswap V3 (BSC)
0XF8A0BF9CF54BB92F17374D9E9A321E6A111A51BD-0X7130D2A12B9BCBFAE4F2634D864A1EE1CE3EAD9C$11.10
0.0043968 Eth
$268.74
24.495 0XF8A0BF9CF54BB92F17374D9E9A321E6A111A51BD
0.0002%
99
Uniswap V3 (Polygon)
0X53E0BCA35EC356BD5DDDFEBBD1FC0FD03FABAD39-0X8F3CF7AD23CD3CADBD9735AFF958023239C6A063$11.07
0.0043805 Eth
$233.61
21.290 0X53E0BCA35EC356BD5DDDFEBBD1FC0FD03FABAD39
0.0001%
100
CEX.IO
LINK-USDT$11.07
0.0043807 Eth
$18.43
1.678 LINK
0.0000%

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

Contract ABI

[{"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"}]

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

Deployed Bytecode

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

Swarm Source

bzzr://c5f438ff94e5ddaf2058efa0019e246c636c37a622e04bb67827c7374acad8d6
Loading...
Loading
Loading...
Loading
[ Download: CSV Export  ]
[ Download: CSV Export  ]

A token is a representation of an on-chain or off-chain asset. The token page shows information such as price, total supply, holders, transfers and social links. Learn more about this page in our Knowledge Base.