ETH Price: $2,676.48 (-4.92%)

Token

ChainLink Token (LINK)
 

Overview

Max Total Supply

1,000,000,000 LINK

Holders

739,033 ( 0.010%)

Market

Price

$16.42 @ 0.006135 ETH (-6.54%)

Onchain Market Cap

$16,420,000,000.00

Circulating Supply Market Cap

$10,480,073,549.00

Other Info

Token Contract (WITH 18 Decimals)

Balance
55.79544901 LINK

Value
$916.16 ( ~0.342300674052172 Eth) [0.0000%]
0xf5b6b4845F92f2baAe75C1e9eb88b0EdC2C83CBF
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 14827.27% |ETH 0.0003846 1495.16%

Market

Volume (24H):$536,801,972.00
Market Capitalization:$10,480,073,549.00
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
Coinbase Exchange
LINK-USD$16.42
0.0061351 Eth
$20,317,978.00
1,237,693.610 LINK
9.7285%
2
HTX
LINK-USDT$16.39
0.0061218 Eth
$13,891,233.00
820,275.469 LINK
6.4475%
3
Gate.io
LINK-USDT$16.42
0.0061347 Eth
$11,922,898.00
718,934.460 LINK
5.6510%
4
Bybit
LINK-USDT$16.37
0.0061145 Eth
$11,533,253.00
687,066.916 LINK
5.4005%
5
P2B
LINK-USDT$16.24
0.0061016 Eth
$11,247,393.00
692,672.690 LINK
5.4445%
6
KuCoin
LINK-USDT$16.38
0.0061212 Eth
$9,765,946.00
596,070.168 LINK
4.6852%
7
Bitget
LINK-USDT$16.38
0.0061178 Eth
$7,969,540.00
474,921.412 LINK
3.7330%
8
Uniswap V3 (Ethereum)
0X514910771AF9CA656AF840DFF83E8264ECF986CA-0XC02AAA39B223FE8D0A0E5C4F27EAD9083C756CC2$16.41
0.0061302 Eth
$7,917,943.00
479,185.352 0X514910771AF9CA656AF840DFF83E8264ECF986CA
3.7665%
9
DigiFinex
LINK-USDT$16.39
0.0061229 Eth
$7,024,011.00
428,473.900 LINK
3.3679%
10
OKX
LINK-USDT$16.38
0.0061163 Eth
$6,623,015.00
396,758.887 LINK
3.1186%
11
Binance
LINK-FDUSD$16.38
0.0061339 Eth
$5,999,022.00
358,060.940 LINK
2.8144%
12
XT.COM
LINK-USDT$16.41
0.0061341 Eth
$5,782,509.00
346,175.860 LINK
2.7210%
13
MEXC
LINK-EUR$16.41
0.0061298 Eth
$5,600,657.00
341,356.850 LINK
2.6831%
14
MEXC
LINK-USDC$16.46
0.0061471 Eth
$5,419,885.00
329,320.670 LINK
2.5885%
15
Hotcoin
LINK-USDT$16.44
0.0061423 Eth
$5,244,867.00
319,040.630 LINK
2.5077%
16
Coinstore
LINK-USDT$16.37
0.0061181 Eth
$4,864,777.00
290,892.470 LINK
2.2865%
17
Binance
LINK-USDC$16.44
0.0061390 Eth
$4,656,993.00
277,824.240 LINK
2.1838%
18
CoinW
LINK-USDT$16.44
0.0061424 Eth
$4,370,813.00
265,911.250 LINK
2.0901%
19
Azbit
LINK-USDT$16.40
0.0061272 Eth
$3,505,604.00
209,778.459 LINK
1.6489%
20
Kraken
LINK-USD$16.41
0.0061309 Eth
$3,443,990.00
209,813.610 LINK
1.6492%
21
Bitunix
LINK-USDT$16.41
0.0061333 Eth
$3,404,559.00
207,481.800 LINK
1.6308%
22
BYDFi
LINK-USDT$16.38
0.0061178 Eth
$3,180,406.00
194,168.820 LINK
1.5262%
23
BTSE
LINK-USDT$16.43
0.0061372 Eth
$2,712,296.00
165,071.837 LINK
1.2975%
24
LATOKEN
LINK-USDT$16.38
0.0061196 Eth
$2,710,402.00
165,473.243 LINK
1.3007%
25
QMall
LINK-USDT$16.43
0.0061384 Eth
$2,359,836.00
141,260.965 LINK
1.1103%
26
FMCPAY
LINK-USDT$16.42
0.0061327 Eth
$2,166,980.00
128,419.555 LINK
1.0094%
27
Bitvavo
LINK-EUR$16.44
0.0061411 Eth
$2,100,038.00
127,726.728 LINK
1.0040%
28
Dex-Trade
LINK-USDT$16.37
0.0061157 Eth
$1,840,452.00
112,433.216 LINK
0.8837%
29
Uniswap V3 (Arbitrum One)
0XF97F4DF75117A78C1A5A0DBB814AF92458539FB4-0X82AF49447D8A07E3BD95BD0D56F35241523FBAB1$16.44
0.0061406 Eth
$1,599,748.00
96,681.457 0XF97F4DF75117A78C1A5A0DBB814AF92458539FB4
0.7599%
30
Biconomy.com
LINK-USDT$16.42
0.0061374 Eth
$1,316,457.00
77,923.930 LINK
0.6125%
31
CoinEx
LINK-USDT$16.24
0.0061003 Eth
$1,316,081.00
78,702.205 LINK
0.6186%
32
Coinbase Exchange
LINK-EUR$16.43
0.0061347 Eth
$1,295,928.00
78,895.260 LINK
0.6201%
33
Binance
LINK-ETH$16.40
0.0061332 Eth
$1,153,183.00
69,748.990 LINK
0.5482%
34
Coinbase Exchange
LINK-GBP$16.43
0.0061377 Eth
$1,010,539.00
61,491.450 LINK
0.4833%
35
FMCPAY
LINK-BTC$16.39
0.0061295 Eth
$951,335.00
56,522.700 LINK
0.4443%
36
PointPay
LINK-USDT$16.39
0.0061242 Eth
$906,852.00
54,229.249 LINK
0.4263%
37
Trubit
LINK-USDT$16.41
0.0061322 Eth
$888,632.00
52,318.260 LINK
0.4112%
38
AscendEX (BitMax)
LINK-BTC$16.47
0.0061531 Eth
$790,068.00
47,958.800 LINK
0.3770%
39
Bitbank
LINK-JPY$16.39
0.0061248 Eth
$756,909.00
46,185.451 LINK
0.3630%
40
tanX
LINK-USDC$16.41
0.0061286 Eth
$675,606.00
39,918.080 LINK
0.3138%
41
Uniswap V3 (Polygon)
0X53E0BCA35EC356BD5DDDFEBBD1FC0FD03FABAD39-0X2791BCA1F2DE4661ED88A30C99A7A9449AA84174$16.39
0.0061209 Eth
$662,686.00
39,843.943 0X53E0BCA35EC356BD5DDDFEBBD1FC0FD03FABAD39
0.3132%
42
EXMO
LINK-USDT$16.40
0.0061295 Eth
$652,525.00
39,778.759 LINK
0.3127%
43
BigONE
LINK-USDT$16.24
0.0061008 Eth
$644,261.00
39,675.790 LINK
0.3119%
44
Phemex
LINK-USDT$16.43
0.0061372 Eth
$601,865.00
36,629.750 LINK
0.2879%
45
Binance
LINK-EUR$16.42
0.0061358 Eth
$527,892.00
31,333.520 LINK
0.2463%
46
Uniswap V3 (Polygon)
0X53E0BCA35EC356BD5DDDFEBBD1FC0FD03FABAD39-0X0D500B1D8E8EF31E21C99D1DB9A6444D3ADF1270$16.41
0.0061307 Eth
$522,100.00
31,447.765 0X53E0BCA35EC356BD5DDDFEBBD1FC0FD03FABAD39
0.2472%
47
WhiteBIT
LINK-BTC$16.44
0.0061430 Eth
$509,741.00
30,999.240 LINK
0.2437%
48
LATOKEN
LINK-BTC$16.43
0.0061369 Eth
$482,195.00
29,355.426 LINK
0.2307%
49
Gemini
LINK-USD$16.41
0.0061296 Eth
$465,390.00
28,358.426 LINK
0.2229%
50
Uniswap V3 (Polygon)
0X53E0BCA35EC356BD5DDDFEBBD1FC0FD03FABAD39-0X7CEB23FD6BC0ADD59E62AC25578270CFF1B9F619$16.47
0.0061527 Eth
$399,729.00
24,282.141 0X53E0BCA35EC356BD5DDDFEBBD1FC0FD03FABAD39
0.1909%
51
Uniswap V3 (Polygon)
0X3C499C542CEF5E3811E1192CE70D8CC03D5C3359-0X53E0BCA35EC356BD5DDDFEBBD1FC0FD03FABAD39$16.47
0.0061527 Eth
$380,021.00
387,941.574 0X3C499C542CEF5E3811E1192CE70D8CC03D5C3359
3.0493%
52
Quickswap (v3)
0X53E0BCA35EC356BD5DDDFEBBD1FC0FD03FABAD39-0X7CEB23FD6BC0ADD59E62AC25578270CFF1B9F619$16.47
0.0061537 Eth
$374,962.00
22,685.542 0X53E0BCA35EC356BD5DDDFEBBD1FC0FD03FABAD39
0.1783%
53
QMall
LINK-USDC$16.41
0.0061354 Eth
$371,373.00
22,162.540 LINK
0.1742%
54
XT.COM
LINK-ETH$16.42
0.0061377 Eth
$318,461.00
19,261.160 LINK
0.1514%
55
Binance
LINK-TRY$16.28
0.0061211 Eth
$312,015.00
18,614.770 LINK
0.1463%
56
PancakeSwap V3 (BSC)
0XF8A0BF9CF54BB92F17374D9E9A321E6A111A51BD-0XBB4CDB9CBD36B01BD1CBAEBF2DE08D9173BC095C$16.36
0.0061125 Eth
$301,882.00
18,212.404 0XF8A0BF9CF54BB92F17374D9E9A321E6A111A51BD
0.1432%
57
Uniswap V3 (Arbitrum One)
0XF97F4DF75117A78C1A5A0DBB814AF92458539FB4-0XFD086BC7CD5C481DCC9C85EBE478A1C0B69FCBB9$16.44
0.0061417 Eth
$290,835.00
17,311.437 0XF97F4DF75117A78C1A5A0DBB814AF92458539FB4
0.1361%
58
BitMart
LINK-BTC$16.41
0.0061296 Eth
$279,005.00
17,006.220 LINK
0.1337%
59
Uniswap V3 (Ethereum)
0X1F9840A85D5AF5BF1D1762F925BDADDC4201F984-0X514910771AF9CA656AF840DFF83E8264ECF986CA$16.48
0.0061586 Eth
$265,904.00
31,298.746 0X1F9840A85D5AF5BF1D1762F925BDADDC4201F984
0.2460%
60
BitStorage
LINK-ETH$16.41
0.0061279 Eth
$254,670.00
15,520.990 LINK
0.1220%
61
Slex
LINK-ETH$16.41
0.0061296 Eth
$236,370.00
14,251.990 LINK
0.1120%
62
Coinbase Exchange
LINK-BTC$16.43
0.0061358 Eth
$200,720.00
12,217.830 LINK
0.0960%
63
Bybit
LINK-USDC$16.44
0.0061407 Eth
$197,691.00
11,697.602 LINK
0.0919%
64
BitDelta
LINK-USDT$16.44
0.0061406 Eth
$194,906.00
11,554.000 LINK
0.0908%
65
OKX
LINK-USDC$16.38
0.0061168 Eth
$189,668.00
11,383.460 LINK
0.0895%
66
Hotcoin
LINK-BTC$16.41
0.0061321 Eth
$181,182.00
11,040.850 LINK
0.0868%
67
Uniswap V3 (Polygon)
0X53E0BCA35EC356BD5DDDFEBBD1FC0FD03FABAD39-0X7CEB23FD6BC0ADD59E62AC25578270CFF1B9F619$16.40
0.0061247 Eth
$180,749.00
10,951.178 0X53E0BCA35EC356BD5DDDFEBBD1FC0FD03FABAD39
0.0861%
68
Bitci TR
LINK-TRY$16.50
0.0061632 Eth
$168,741.00
9,894.310 LINK
0.0778%
69
Kraken
LINK-GBP$16.44
0.0061412 Eth
$166,472.00
10,124.680 LINK
0.0796%
70
Bitkub
LINK-THB$16.50
0.0061620 Eth
$163,907.00
9,934.606 LINK
0.0781%
71
BYDFi
LINK-USDC$16.19
0.0060852 Eth
$158,972.00
9,816.200 LINK
0.0772%
72
CoinTR
LINK-TRY$16.50
0.0061641 Eth
$158,878.00
9,344.760 LINK
0.0735%
73
Coinbase Exchange
LINK-USDT$16.39
0.0061222 Eth
$150,358.00
9,173.199 LINK
0.0721%
74
Camelot V3
0XF97F4DF75117A78C1A5A0DBB814AF92458539FB4-0X82AF49447D8A07E3BD95BD0D56F35241523FBAB1$16.45
0.0061437 Eth
$146,975.00
8,896.450 0XF97F4DF75117A78C1A5A0DBB814AF92458539FB4
0.0699%
75
Uniswap V3 (Avalanche)
0X5947BB275C521040051D82396192181B413227A3-0XB31F66AA3C1E785363F0875A1B74E27B85FD66C7$16.41
0.0061288 Eth
$140,208.00
8,755.398 0X5947BB275C521040051D82396192181B413227A3
0.0688%
76
KuCoin
LINK-USDC$16.45
0.0061449 Eth
$126,633.00
7,699.277 LINK
0.0605%
77
bitcastle
LINK-USDT$16.43
0.0061368 Eth
$120,920.00
7,226.730 LINK
0.0568%
78
WhiteBIT
LINK-TRY$16.44
0.0061452 Eth
$107,166.00
6,517.540 LINK
0.0512%
79
BitMart
LINK-ETH$16.42
0.0061368 Eth
$97,477.00
5,936.360 LINK
0.0467%
80
Uniswap V3 (Ethereum)
0X514910771AF9CA656AF840DFF83E8264ECF986CA-0XA0B86991C6218B36C1D19D4A2E9EB0CE3606EB48$16.42
0.0061346 Eth
$94,572.00
5,570.430 0X514910771AF9CA656AF840DFF83E8264ECF986CA
0.0438%
81
Uniswap V3 (Optimism)
0X350A791BFC2C21F9ED5D10980DAD2E2638FFA7F6-0X4200000000000000000000000000000000000006$16.30
0.0060892 Eth
$86,248.00
5,217.276 0X350A791BFC2C21F9ED5D10980DAD2E2638FFA7F6
0.0410%
82
Coinbase Exchange
LINK-ETH$16.45
0.0061466 Eth
$82,905.00
5,040.780 LINK
0.0396%
83
Uniswap V3 (Arbitrum One)
0XF97F4DF75117A78C1A5A0DBB814AF92458539FB4-0X2F2A2543B76A4166549F7AAB2E75BEF0AEFC5B0F$16.40
0.0061290 Eth
$76,668.00
4,570.544 0XF97F4DF75117A78C1A5A0DBB814AF92458539FB4
0.0359%
84
Bitso
LINK-USD$16.42
0.0061331 Eth
$69,375.00
4,225.028 LINK
0.0332%
85
Binance US
LINK-USDT$16.41
0.0061314 Eth
$55,095.00
3,357.593 LINK
0.0264%
86
Uniswap V3 (Arbitrum One)
0XAF88D065E77C8CC2239327C5EDB3A432268E5831-0XF97F4DF75117A78C1A5A0DBB814AF92458539FB4$16.44
0.0061406 Eth
$54,770.00
56,347.032 0XAF88D065E77C8CC2239327C5EDB3A432268E5831
0.4429%
87
Uniswap V4 (Polygon)
0X53E0BCA35EC356BD5DDDFEBBD1FC0FD03FABAD39-0X7CEB23FD6BC0ADD59E62AC25578270CFF1B9F619$16.43
0.0061390 Eth
$49,563.00
3,000.387 0X53E0BCA35EC356BD5DDDFEBBD1FC0FD03FABAD39
0.0236%
88
Hotcoin
LINK-ETH$16.37
0.0061288 Eth
$49,378.00
3,017.220 LINK
0.0237%
89
Uniswap V4 (Polygon)
0X3C499C542CEF5E3811E1192CE70D8CC03D5C3359-0X53E0BCA35EC356BD5DDDFEBBD1FC0FD03FABAD39$16.44
0.0061403 Eth
$43,811.00
45,018.608 0X3C499C542CEF5E3811E1192CE70D8CC03D5C3359
0.3539%
90
LFJ
0X5947BB275C521040051D82396192181B413227A3-0XB31F66AA3C1E785363F0875A1B74E27B85FD66C7$16.31
0.0060929 Eth
$41,821.00
2,593.865 0X5947BB275C521040051D82396192181B413227A3
0.0204%
91
EXMO
LINK-BTC$16.39
0.0061262 Eth
$39,869.00
2,431.819 LINK
0.0191%
92
Dex-Trade
LINK-ETH$16.42
0.0061334 Eth
$33,552.00
2,042.980 LINK
0.0161%
93
Uniswap V3 (Ethereum)
0X514910771AF9CA656AF840DFF83E8264ECF986CA-0XDAC17F958D2EE523A2206206994597C13D831EC7$16.41
0.0061322 Eth
$32,309.00
1,930.495 0X514910771AF9CA656AF840DFF83E8264ECF986CA
0.0152%
94
Korbit
LINK-KRW$16.63
0.0062098 Eth
$29,683.00
1,723.033 LINK
0.0135%
95
Pangolin
0X5947BB275C521040051D82396192181B413227A3-0XB31F66AA3C1E785363F0875A1B74E27B85FD66C7$16.41
0.0061288 Eth
$21,056.00
1,300.619 0X5947BB275C521040051D82396192181B413227A3
0.0102%
96
Uniswap V4 (Arbitrum)
0XF97F4DF75117A78C1A5A0DBB814AF92458539FB4-0XFD086BC7CD5C481DCC9C85EBE478A1C0B69FCBB9$16.41
0.0061309 Eth
$16,544.49
971.074 0XF97F4DF75117A78C1A5A0DBB814AF92458539FB4
0.0076%
97
Uniswap V3 (Polygon)
0X53E0BCA35EC356BD5DDDFEBBD1FC0FD03FABAD39-0X1BFD67037B42CF73ACF2047067BD4F2C47D9BFD6$16.44
0.0061421 Eth
$15,798.68
959.414 0X53E0BCA35EC356BD5DDDFEBBD1FC0FD03FABAD39
0.0075%
98
Uniswap V3 (Polygon)
0X53E0BCA35EC356BD5DDDFEBBD1FC0FD03FABAD39-0X0D500B1D8E8EF31E21C99D1DB9A6444D3ADF1270$16.43
0.0061375 Eth
$14,789.67
892.370 0X53E0BCA35EC356BD5DDDFEBBD1FC0FD03FABAD39
0.0070%
99
Bittime
LINK-IDR$16.47
0.0061518 Eth
$9,927.49
597.050 LINK
0.0047%
100
Bittime
LINK-USDT$16.41
0.0061270 Eth
$9,104.38
551.170 LINK
0.0043%

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.