ETH Price: $2,680.79 (+2.38%)

Token

ChainLink Token (LINK)
 

Overview

Max Total Supply

1,000,000,000 LINK

Holders

734,433 ( 0.024%)

Market

Price

$18.83 @ 0.007024 ETH (+1.07%)

Onchain Market Cap

$18,830,000,000.00

Circulating Supply Market Cap

$12,035,225,226.00

Other Info

Token Contract (WITH 18 Decimals)

Balance
132.51942453 LINK

Value
$2,495.34 ( ~0.930822350748729 Eth) [0.0000%]
0x7f2d351ce428c63ff540dde630a1278443e2d980
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 17018.18% |ETH 0.0003846 1726.31%

Market

Volume (24H):$790,500,001.00
Market Capitalization:$12,035,225,226.00
Circulating Supply:638,099,970.00 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$18.85
0.0070166 Eth
$106,132,173.00
5,745,259.160 LINK
23.7016%
2
Coinbase Exchange
LINK-USD$18.80
0.0070003 Eth
$39,422,859.00
2,097,072.120 LINK
8.6513%
3
Bybit
LINK-USDT$18.79
0.0070034 Eth
$30,635,910.00
1,649,811.300 LINK
6.8062%
4
HTX
LINK-USDT$18.79
0.0070042 Eth
$20,347,237.00
1,085,810.617 LINK
4.4794%
5
P2B
LINK-USDT$18.83
0.0070156 Eth
$16,412,717.00
871,641.720 LINK
3.5959%
6
Slex
LINK-USDT$18.89
0.0070278 Eth
$13,693,169.00
728,253.950 LINK
3.0044%
7
DigiFinex
LINK-USDT$18.80
0.0070085 Eth
$13,291,752.00
707,115.310 LINK
2.9171%
8
WhiteBIT
LINK-USDT$18.81
0.0070049 Eth
$13,253,346.00
704,733.090 LINK
2.9073%
9
Gate.io
LINK-USDT$18.79
0.0070047 Eth
$12,117,640.00
657,763.340 LINK
2.7136%
10
OKX
LINK-USDT$18.80
0.0070045 Eth
$11,396,616.00
614,162.248 LINK
2.5337%
11
Uniswap V3 (Ethereum)
0X514910771AF9CA656AF840DFF83E8264ECF986CA-0XC02AAA39B223FE8D0A0E5C4F27EAD9083C756CC2$18.88
0.0070321 Eth
$10,695,899.00
566,293.622 0X514910771AF9CA656AF840DFF83E8264ECF986CA
2.3362%
12
XT.COM
LINK-USDT$18.80
0.0070056 Eth
$10,599,208.00
573,747.190 LINK
2.3669%
13
Binance
LINK-USDC$18.80
0.0070074 Eth
$9,667,774.00
522,053.470 LINK
2.1537%
14
Coinstore
LINK-USDT$18.83
0.0070137 Eth
$8,405,817.00
454,385.070 LINK
1.8745%
15
Bitunix
LINK-USDT$18.85
0.0070114 Eth
$7,508,421.00
398,317.540 LINK
1.6432%
16
CoinW
LINK-USDT$18.80
0.0070045 Eth
$7,208,437.00
383,420.860 LINK
1.5818%
17
Binance
LINK-FDUSD$18.80
0.0070022 Eth
$6,794,626.00
367,838.720 LINK
1.5175%
18
Hotcoin
LINK-USDT$18.81
0.0070102 Eth
$6,379,840.00
339,181.290 LINK
1.3993%
19
KuCoin
LINK-USDT$18.80
0.0070054 Eth
$6,238,312.00
331,788.726 LINK
1.3688%
20
Azbit
LINK-USDT$18.87
0.0070255 Eth
$6,072,558.00
328,566.371 LINK
1.3555%
21
BYDFi
LINK-USDT$18.82
0.0070146 Eth
$6,014,723.00
319,608.700 LINK
1.3185%
22
Coinbase Exchange
LINK-EUR$18.87
0.0070242 Eth
$5,414,948.00
286,966.190 LINK
1.1839%
23
LBank
LINK-USDT$18.80
0.0070055 Eth
$5,282,535.00
281,002.420 LINK
1.1593%
24
LATOKEN
LINK-USDT$18.80
0.0070056 Eth
$5,000,839.00
266,011.030 LINK
1.0974%
25
BTSE
LINK-USDT$18.85
0.0070178 Eth
$4,953,596.00
262,756.871 LINK
1.0840%
26
Kraken
LINK-USD$18.81
0.0070099 Eth
$4,917,987.00
261,476.150 LINK
1.0787%
27
QMall
LINK-USDT$18.86
0.0070203 Eth
$4,382,952.00
237,457.624 LINK
0.9796%
28
Dex-Trade
LINK-USDT$18.79
0.0070143 Eth
$3,068,925.00
163,309.830 LINK
0.6737%
29
Coinbase Exchange
LINK-GBP$18.86
0.0070196 Eth
$2,971,943.00
157,601.130 LINK
0.6502%
30
MEXC
LINK-USDC$18.80
0.0070085 Eth
$2,893,586.00
153,874.330 LINK
0.6348%
31
Bitvavo
LINK-EUR$18.89
0.0070307 Eth
$2,288,577.00
121,163.031 LINK
0.4998%
32
FMCPAY
LINK-USDT$18.83
0.0070106 Eth
$2,146,436.00
114,896.360 LINK
0.4740%
33
PointPay
LINK-USDT$18.81
0.0070094 Eth
$1,766,727.00
95,735.759 LINK
0.3950%
34
Uniswap V3 (Arbitrum One)
0XF97F4DF75117A78C1A5A0DBB814AF92458539FB4-0X82AF49447D8A07E3BD95BD0D56F35241523FBAB1$18.85
0.0070245 Eth
$1,759,741.00
93,800.005 0XF97F4DF75117A78C1A5A0DBB814AF92458539FB4
0.3870%
35
Biconomy.com
LINK-USDT$18.81
0.0070052 Eth
$1,625,066.00
87,058.640 LINK
0.3592%
36
CoinEx
LINK-USDT$18.82
0.0070143 Eth
$1,500,052.00
80,895.193 LINK
0.3337%
37
Gemini
LINK-USD$18.83
0.0070179 Eth
$1,408,725.00
74,804.157 LINK
0.3086%
38
Bitstamp
LINK-USD$18.88
0.0070357 Eth
$1,312,946.00
69,541.642 LINK
0.2869%
39
FMCPAY
LINK-ETH$18.79
0.0070074 Eth
$1,272,777.00
67,703.040 LINK
0.2793%
40
FMCPAY
LINK-BTC$18.77
0.0070004 Eth
$1,057,166.00
56,872.150 LINK
0.2346%
41
Phemex
LINK-USDT$18.81
0.0070074 Eth
$1,016,520.00
54,030.180 LINK
0.2229%
42
Tokpie
LINK-USDT$18.86
0.0070151 Eth
$983,375.00
52,153.990 LINK
0.2152%
43
BigONE
LINK-USDT$18.82
0.0070006 Eth
$950,924.00
50,537.410 LINK
0.2085%
44
EXMO
LINK-USDT$18.80
0.0070100 Eth
$889,115.00
47,290.267 LINK
0.1951%
45
Bitbank
LINK-JPY$18.91
0.0070337 Eth
$870,286.00
46,034.033 LINK
0.1899%
46
LATOKEN
LINK-BTC$18.82
0.0070118 Eth
$849,842.00
45,165.863 LINK
0.1863%
47
Camelot V3
0XF97F4DF75117A78C1A5A0DBB814AF92458539FB4-0X82AF49447D8A07E3BD95BD0D56F35241523FBAB1$18.88
0.0070325 Eth
$844,654.00
44,965.413 0XF97F4DF75117A78C1A5A0DBB814AF92458539FB4
0.1855%
48
Trubit
LINK-USDT$18.81
0.0070112 Eth
$841,553.00
44,982.330 LINK
0.1856%
49
BitStorage
LINK-USDT$18.82
0.0070073 Eth
$818,738.00
43,509.150 LINK
0.1795%
50
QMall
LINK-USDC$18.81
0.0070056 Eth
$770,596.00
41,593.234 LINK
0.1716%
51
Binance
LINK-TRY$18.84
0.0070201 Eth
$768,042.00
41,366.010 LINK
0.1707%
52
WhiteBIT
LINK-BTC$18.84
0.0070142 Eth
$755,222.00
40,084.440 LINK
0.1654%
53
PancakeSwap V3 (BSC)
0XF8A0BF9CF54BB92F17374D9E9A321E6A111A51BD-0XBB4CDB9CBD36B01BD1CBAEBF2DE08D9173BC095C$18.81
0.0070027 Eth
$679,247.00
34,865.664 0XF8A0BF9CF54BB92F17374D9E9A321E6A111A51BD
0.1438%
54
tanX
LINK-USDC$18.80
0.0070058 Eth
$644,621.00
34,284.990 LINK
0.1414%
55
Uniswap V3 (Polygon)
0X53E0BCA35EC356BD5DDDFEBBD1FC0FD03FABAD39-0X0D500B1D8E8EF31E21C99D1DB9A6444D3ADF1270$18.89
0.0070353 Eth
$614,270.00
32,531.156 0X53E0BCA35EC356BD5DDDFEBBD1FC0FD03FABAD39
0.1342%
56
Uniswap V3 (Polygon)
0X53E0BCA35EC356BD5DDDFEBBD1FC0FD03FABAD39-0X7CEB23FD6BC0ADD59E62AC25578270CFF1B9F619$18.86
0.0070244 Eth
$583,654.00
31,052.026 0X53E0BCA35EC356BD5DDDFEBBD1FC0FD03FABAD39
0.1281%
57
EarnBIT
LINK-USDT$18.89
0.0070275 Eth
$560,271.00
30,207.941 LINK
0.1246%
58
Bybit
LINK-USDC$18.80
0.0070069 Eth
$557,731.00
30,311.558 LINK
0.1250%
59
Uniswap V3 (Polygon)
0X53E0BCA35EC356BD5DDDFEBBD1FC0FD03FABAD39-0X7CEB23FD6BC0ADD59E62AC25578270CFF1B9F619$18.91
0.0070443 Eth
$540,429.00
28,720.042 0X53E0BCA35EC356BD5DDDFEBBD1FC0FD03FABAD39
0.1185%
60
Uniswap V3 (Arbitrum One)
0XF97F4DF75117A78C1A5A0DBB814AF92458539FB4-0XFD086BC7CD5C481DCC9C85EBE478A1C0B69FCBB9$18.85
0.0070245 Eth
$529,041.00
28,773.100 0XF97F4DF75117A78C1A5A0DBB814AF92458539FB4
0.1187%
61
Uniswap V3 (Ethereum)
0X1F9840A85D5AF5BF1D1762F925BDADDC4201F984-0X514910771AF9CA656AF840DFF83E8264ECF986CA$18.77
0.0069921 Eth
$484,243.00
49,882.545 0X1F9840A85D5AF5BF1D1762F925BDADDC4201F984
0.2058%
62
Binance
LINK-EUR$18.79
0.0070041 Eth
$456,732.00
24,678.310 LINK
0.1018%
63
OKX
LINK-USDC$18.79
0.0070035 Eth
$446,703.00
24,264.719 LINK
0.1001%
64
Coinbase Exchange
LINK-USDT$18.78
0.0069920 Eth
$439,291.00
23,389.867 LINK
0.0965%
65
Uniswap V3 (Polygon)
0X3C499C542CEF5E3811E1192CE70D8CC03D5C3359-0X53E0BCA35EC356BD5DDDFEBBD1FC0FD03FABAD39$18.91
0.0070443 Eth
$419,064.00
412,594.114 0X3C499C542CEF5E3811E1192CE70D8CC03D5C3359
1.7021%
66
Quickswap (v3)
0X53E0BCA35EC356BD5DDDFEBBD1FC0FD03FABAD39-0X7CEB23FD6BC0ADD59E62AC25578270CFF1B9F619$18.92
0.0070473 Eth
$375,820.00
19,944.620 0X53E0BCA35EC356BD5DDDFEBBD1FC0FD03FABAD39
0.0823%
67
Uniswap V3 (Ethereum)
0X514910771AF9CA656AF840DFF83E8264ECF986CA-0XA0B86991C6218B36C1D19D4A2E9EB0CE3606EB48$18.88
0.0070321 Eth
$300,049.00
16,230.697 0X514910771AF9CA656AF840DFF83E8264ECF986CA
0.0670%
68
Kraken
LINK-XBT$18.81
0.0070088 Eth
$292,913.00
15,575.791 LINK
0.0643%
69
BitMart
LINK-BTC$18.83
0.0070173 Eth
$267,926.00
14,228.280 LINK
0.0587%
70
BitDelta
LINK-USDT$18.87
0.0070213 Eth
$266,130.00
14,277.000 LINK
0.0589%
71
Bitbegin
LINK-USDT$18.78
0.0070106 Eth
$259,551.00
13,748.731 LINK
0.0567%
72
Hotcoin
LINK-BTC$18.84
0.0070170 Eth
$247,525.00
13,135.560 LINK
0.0542%
73
BYDFi
LINK-USDC$18.90
0.0070380 Eth
$226,873.00
12,000.830 LINK
0.0495%
74
GMO Japan
LINK-JPY$18.85
0.0070164 Eth
$225,939.00
11,986.300 LINK
0.0494%
75
Bitkub
LINK-THB$18.81
0.0070146 Eth
$224,941.00
11,959.712 LINK
0.0493%
76
Uniswap V3 (Arbitrum One)
0XF97F4DF75117A78C1A5A0DBB814AF92458539FB4-0X2F2A2543B76A4166549F7AAB2E75BEF0AEFC5B0F$18.85
0.0070231 Eth
$201,781.00
11,039.182 0XF97F4DF75117A78C1A5A0DBB814AF92458539FB4
0.0455%
77
DeGate
0X514910771AF9CA656AF840DFF83E8264ECF986CA-0XA0B86991C6218B36C1D19D4A2E9EB0CE3606EB48$18.86
0.0070209 Eth
$201,062.00
10,820.563 0X514910771AF9CA656AF840DFF83E8264ECF986CA
0.0446%
78
Slex
LINK-ETH$18.88
0.0070221 Eth
$173,202.00
9,207.010 LINK
0.0380%
79
Bitso
LINK-USD$18.80
0.0069990 Eth
$172,515.00
9,174.866 LINK
0.0379%
80
BitStorage
LINK-ETH$18.83
0.0070173 Eth
$159,164.00
8,453.370 LINK
0.0349%
81
CoinTR
LINK-TRY$18.91
0.0070335 Eth
$149,123.00
7,959.140 LINK
0.0328%
82
Uniswap V3 (Arbitrum One)
0XAF88D065E77C8CC2239327C5EDB3A432268E5831-0XF97F4DF75117A78C1A5A0DBB814AF92458539FB4$18.85
0.0070255 Eth
$145,383.00
142,494.107 0XAF88D065E77C8CC2239327C5EDB3A432268E5831
0.5878%
83
KuCoin
LINK-USDC$18.89
0.0070392 Eth
$130,538.00
6,909.313 LINK
0.0285%
84
Kraken
LINK-GBP$18.79
0.0070030 Eth
$118,150.00
6,287.832 LINK
0.0259%
85
KuCoin
LINK-BTC$18.79
0.0070008 Eth
$115,675.00
6,156.231 LINK
0.0254%
86
Coinbase Exchange
LINK-ETH$18.83
0.0070100 Eth
$114,094.00
6,058.330 LINK
0.0250%
87
Uniswap V3 (Optimism)
0X350A791BFC2C21F9ED5D10980DAD2E2638FFA7F6-0X4200000000000000000000000000000000000006$18.81
0.0070150 Eth
$110,218.00
5,889.855 0X350A791BFC2C21F9ED5D10980DAD2E2638FFA7F6
0.0243%
88
Uniswap V4 (Polygon)
0X3C499C542CEF5E3811E1192CE70D8CC03D5C3359-0X53E0BCA35EC356BD5DDDFEBBD1FC0FD03FABAD39$18.80
0.0070025 Eth
$108,749.00
107,746.154 0X3C499C542CEF5E3811E1192CE70D8CC03D5C3359
0.4445%
89
PancakeSwap (v2)
0XF8A0BF9CF54BB92F17374D9E9A321E6A111A51BD-0XBB4CDB9CBD36B01BD1CBAEBF2DE08D9173BC095C$18.81
0.0070108 Eth
$107,161.00
5,513.558 0XF8A0BF9CF54BB92F17374D9E9A321E6A111A51BD
0.0227%
90
WhiteBIT
LINK-TRY$18.86
0.0070307 Eth
$103,425.00
5,484.830 LINK
0.0226%
91
Binance US
LINK-USDT$18.87
0.0070326 Eth
$103,168.00
5,467.432 LINK
0.0226%
92
BitMart
LINK-ETH$18.83
0.0070186 Eth
$85,034.00
4,514.880 LINK
0.0186%
93
Kanga
LINK-PLN$18.84
0.0070095 Eth
$83,992.00
0.000 LINK
0.0000%
94
Uniswap V4 (Polygon)
0X53E0BCA35EC356BD5DDDFEBBD1FC0FD03FABAD39-0X7CEB23FD6BC0ADD59E62AC25578270CFF1B9F619$18.80
0.0070025 Eth
$77,673.00
4,146.676 0X53E0BCA35EC356BD5DDDFEBBD1FC0FD03FABAD39
0.0171%
95
Hotcoin
LINK-ETH$18.83
0.0070163 Eth
$71,469.00
3,796.330 LINK
0.0157%
96
Uniswap V3 (BSC)
0XF8A0BF9CF54BB92F17374D9E9A321E6A111A51BD-0X2170ED0880AC9A755FD29B2688956BD959F933F8$18.80
0.0070053 Eth
$65,667.00
3,493.074 0XF8A0BF9CF54BB92F17374D9E9A321E6A111A51BD
0.0144%
97
Mercado Bitcoin
LINK-BRL$18.91
0.0070418 Eth
$64,127.00
3,391.806 LINK
0.0140%
98
Uniswap V3 (Ethereum)
0X514910771AF9CA656AF840DFF83E8264ECF986CA-0XDAC17F958D2EE523A2206206994597C13D831EC7$18.77
0.0069921 Eth
$50,570.00
2,752.537 0X514910771AF9CA656AF840DFF83E8264ECF986CA
0.0114%
99
Bitexen
LINK-TRY$18.83
0.0070201 Eth
$37,434.00
1,988.450 LINK
0.0082%
100
Dex-Trade
LINK-ETH$18.83
0.0070164 Eth
$20,707.00
1,099.790 LINK
0.0045%

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.