ETH Price: $3,367.78 (-3.41%)

Token

ChainLink Token (LINK)
 

Overview

Max Total Supply

1,000,000,000 LINK

Holders

727,438 ( 0.009%)

Market

Price

$23.17 @ 0.006880 ETH (-6.32%)

Onchain Market Cap

$23,170,000,000.00

Circulating Supply Market Cap

$14,627,019,177.00

Other Info

Token Contract (WITH 18 Decimals)

Balance
0.082608492469743575 LINK

Value
$1.91 ( ~0.000567138774814052 Eth) [0.0000%]
0x00d6c1544ee79d8048e1a706ae5aa7db5c0fc79f
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 20963.64% |ETH 0.0003846 1688.87%

Market

Volume (24H):$1,048,518,935.00
Market Capitalization:$14,627,019,177.00
Circulating Supply:631,099,972.00 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
Bybit
LINK-USDT$22.96
0.0068296 Eth
$30,447,064.00
1,251,569.656 LINK
9.8670%
2
Coinbase Exchange
LINK-USD$23.01
0.0068294 Eth
$29,685,728.00
1,290,235.040 LINK
10.1718%
3
Slex
LINK-USDT$22.91
0.0068151 Eth
$24,654,513.00
1,012,595.790 LINK
7.9830%
4
P2B
LINK-USDT$22.95
0.0068259 Eth
$21,557,699.00
939,271.310 LINK
7.4049%
5
OKX
LINK-USDT$22.97
0.0068303 Eth
$18,268,282.00
751,540.510 LINK
5.9249%
6
DigiFinex
LINK-USDT$22.91
0.0068154 Eth
$13,418,293.00
585,615.660 LINK
4.6168%
7
HTX
LINK-USDT$22.92
0.0068157 Eth
$11,278,311.00
463,680.382 LINK
3.6555%
8
XT.COM
LINK-USDT$22.96
0.0068129 Eth
$10,884,644.00
446,222.570 LINK
3.5179%
9
Azbit
LINK-USDT$23.00
0.0068320 Eth
$10,826,582.00
444,142.664 LINK
3.5015%
10
BTSE
LINK-USDT$22.94
0.0068089 Eth
$10,088,834.00
439,772.226 LINK
3.4670%
11
Coinstore
LINK-USDT$23.35
0.0068591 Eth
$9,370,510.00
383,643.060 LINK
3.0245%
12
Bithumb
LINK-KRW$23.43
0.0069699 Eth
$8,269,244.00
352,893.452 LINK
2.7821%
13
Binance
LINK-FDUSD$23.15
0.0068263 Eth
$8,099,282.00
332,572.970 LINK
2.6219%
14
Biconomy.com
LINK-USDT$23.35
0.0068600 Eth
$6,977,981.00
286,490.320 LINK
2.2586%
15
BYDFi
LINK-USDT$23.04
0.0068377 Eth
$6,388,525.00
277,264.970 LINK
2.1859%
16
Kraken
LINK-USD$22.92
0.0068162 Eth
$5,669,912.00
247,390.649 LINK
1.9503%
17
LATOKEN
LINK-USDT$23.23
0.0068508 Eth
$5,121,528.00
220,477.474 LINK
1.7382%
18
LBank
LINK-USDT$22.94
0.0068087 Eth
$4,369,588.00
190,462.650 LINK
1.5015%
19
Hotcoin
LINK-USDT$23.17
0.0068440 Eth
$4,303,078.00
185,701.810 LINK
1.4640%
20
KuCoin
LINK-USDT$22.89
0.0068086 Eth
$4,235,079.00
185,016.228 LINK
1.4586%
21
Dex-Trade
LINK-USDT$23.16
0.0068353 Eth
$3,442,287.00
148,623.360 LINK
1.1717%
22
Dcoin
LINK-USDT$23.37
0.0068644 Eth
$2,463,277.00
105,409.000 LINK
0.8310%
23
Coinbase Exchange
LINK-GBP$22.97
0.0068147 Eth
$2,384,500.00
103,823.720 LINK
0.8185%
24
Bitvavo
LINK-EUR$22.89
0.0068082 Eth
$2,205,186.00
96,342.204 LINK
0.7595%
25
CoinEx
LINK-USDT$23.19
0.0068263 Eth
$1,790,954.00
73,464.314 LINK
0.5792%
26
PointPay
LINK-USDT$23.06
0.0068326 Eth
$1,743,881.00
71,515.736 LINK
0.5638%
27
EXMO
LINK-USDT$22.99
0.0068220 Eth
$1,735,537.00
75,506.817 LINK
0.5953%
28
Uniswap V3 (Arbitrum One)
0XF97F4DF75117A78C1A5A0DBB814AF92458539FB4-0X82AF49447D8A07E3BD95BD0D56F35241523FBAB1$23.13
0.0068636 Eth
$1,389,219.00
58,314.621 0XF97F4DF75117A78C1A5A0DBB814AF92458539FB4
0.4597%
29
WhiteBIT
LINK-TRY$22.97
0.0068186 Eth
$1,281,798.00
55,794.170 LINK
0.4399%
30
WhiteBIT
LINK-BTC$23.23
0.0068510 Eth
$1,168,964.00
50,321.470 LINK
0.3967%
31
tanX
LINK-USDC$22.95
0.0068182 Eth
$1,130,387.00
46,374.220 LINK
0.3656%
32
Phemex
LINK-USDT$23.07
0.0068466 Eth
$1,088,004.00
47,158.540 LINK
0.3718%
33
Coinbase Exchange
LINK-EUR$22.91
0.0068067 Eth
$993,124.00
43,349.140 LINK
0.3418%
34
Bitbank
LINK-JPY$23.03
0.0068420 Eth
$907,381.00
39,401.934 LINK
0.3106%
35
Trubit
LINK-USDT$23.09
0.0068415 Eth
$882,400.00
36,328.520 LINK
0.2864%
36
Bitstamp
LINK-EUR$22.97
0.0068330 Eth
$840,571.00
36,590.696 LINK
0.2885%
37
BitStorage
LINK-USDT$23.15
0.0068324 Eth
$817,292.00
35,302.450 LINK
0.2783%
38
EarnBIT
LINK-USDT$22.89
0.0067835 Eth
$798,751.00
33,128.481 LINK
0.2612%
39
Bitstamp
LINK-USD$22.95
0.0068264 Eth
$761,109.00
33,163.812 LINK
0.2615%
40
Bybit
LINK-USDC$22.96
0.0068275 Eth
$686,179.00
28,231.685 LINK
0.2226%
41
BigONE
LINK-USDT$23.41
0.0068765 Eth
$672,879.00
28,743.070 LINK
0.2266%
42
Coinbase Exchange
LINK-USDT$23.01
0.0068288 Eth
$669,212.00
29,081.957 LINK
0.2293%
43
Azbit
LINK-ETH$23.12
0.0068513 Eth
$658,155.00
27,791.863 LINK
0.2191%
44
PancakeSwap V3 (BSC)
0XF8A0BF9CF54BB92F17374D9E9A321E6A111A51BD-0XBB4CDB9CBD36B01BD1CBAEBF2DE08D9173BC095C$23.33
0.0069327 Eth
$620,585.00
25,581.890 0XF8A0BF9CF54BB92F17374D9E9A321E6A111A51BD
0.2017%
45
Uniswap V3 (Polygon)
0X53E0BCA35EC356BD5DDDFEBBD1FC0FD03FABAD39-0X7CEB23FD6BC0ADD59E62AC25578270CFF1B9F619$23.07
0.0068443 Eth
$572,387.00
24,054.539 0X53E0BCA35EC356BD5DDDFEBBD1FC0FD03FABAD39
0.1896%
46
itBit
LINK-USD$23.07
0.0068351 Eth
$493,817.00
21,405.137 LINK
0.1688%
47
HashKey Exchange
LINK-USD$23.05
0.0068403 Eth
$491,765.00
20,164.780 LINK
0.1590%
48
Uniswap V3 (Polygon)
0X53E0BCA35EC356BD5DDDFEBBD1FC0FD03FABAD39-0X0D500B1D8E8EF31E21C99D1DB9A6444D3ADF1270$23.04
0.0068362 Eth
$487,255.00
21,041.562 0X53E0BCA35EC356BD5DDDFEBBD1FC0FD03FABAD39
0.1659%
49
Camelot V3
0XF97F4DF75117A78C1A5A0DBB814AF92458539FB4-0X82AF49447D8A07E3BD95BD0D56F35241523FBAB1$23.13
0.0068634 Eth
$468,894.00
19,863.636 0XF97F4DF75117A78C1A5A0DBB814AF92458539FB4
0.1566%
50
WhiteBIT
LINK-EUR$23.15
0.0068346 Eth
$434,405.00
18,768.350 LINK
0.1480%
51
Slex
LINK-ETH$22.98
0.0068213 Eth
$415,719.00
17,574.270 LINK
0.1385%
52
Uniswap V3 (Arbitrum One)
0XF97F4DF75117A78C1A5A0DBB814AF92458539FB4-0XFD086BC7CD5C481DCC9C85EBE478A1C0B69FCBB9$23.13
0.0068636 Eth
$402,481.00
16,436.060 0XF97F4DF75117A78C1A5A0DBB814AF92458539FB4
0.1296%
53
Quickswap (v3)
0X53E0BCA35EC356BD5DDDFEBBD1FC0FD03FABAD39-0X7CEB23FD6BC0ADD59E62AC25578270CFF1B9F619$22.95
0.0068258 Eth
$368,340.00
15,463.828 0X53E0BCA35EC356BD5DDDFEBBD1FC0FD03FABAD39
0.1219%
54
Coinbase Exchange
LINK-ETH$23.02
0.0068321 Eth
$350,514.00
15,228.360 LINK
0.1201%
55
BitMart
LINK-BTC$22.92
0.0068154 Eth
$338,765.00
14,782.680 LINK
0.1165%
56
Uniswap V3 (Polygon)
0X3C499C542CEF5E3811E1192CE70D8CC03D5C3359-0X53E0BCA35EC356BD5DDDFEBBD1FC0FD03FABAD39$23.07
0.0068443 Eth
$325,358.00
345,179.468 0X3C499C542CEF5E3811E1192CE70D8CC03D5C3359
2.7213%
57
GMO Japan
LINK-JPY$23.26
0.0068580 Eth
$315,190.00
13,551.900 LINK
0.1068%
58
Gemini
LINK-USD$22.93
0.0068204 Eth
$309,068.00
13,478.670 LINK
0.1063%
59
Uniswap V3 (Arbitrum One)
0XAF88D065E77C8CC2239327C5EDB3A432268E5831-0XF97F4DF75117A78C1A5A0DBB814AF92458539FB4$23.13
0.0068636 Eth
$289,992.00
311,670.862 0XAF88D065E77C8CC2239327C5EDB3A432268E5831
2.4571%
60
DeGate
0X514910771AF9CA656AF840DFF83E8264ECF986CA-0XA0B86991C6218B36C1D19D4A2E9EB0CE3606EB48$23.02
0.0068261 Eth
$286,604.00
11,717.290 0X514910771AF9CA656AF840DFF83E8264ECF986CA
0.0924%
61
BitDelta
LINK-USDT$23.02
0.0068318 Eth
$281,258.00
11,535.000 LINK
0.0909%
62
KuCoin
LINK-USDC$22.95
0.0068250 Eth
$275,547.00
12,008.715 LINK
0.0947%
63
Coinbase Exchange
LINK-BTC$22.96
0.0068289 Eth
$266,931.00
11,625.080 LINK
0.0916%
64
LATOKEN
LINK-BTC$22.99
0.0068246 Eth
$251,598.00
10,941.791 LINK
0.0863%
65
Bitci TR
LINK-TRY$23.07
0.0068611 Eth
$245,904.00
10,055.770 LINK
0.0793%
66
OKX
LINK-USDC$22.94
0.0068218 Eth
$245,365.00
10,090.776 LINK
0.0796%
67
BitStorage
LINK-ETH$23.13
0.0068521 Eth
$186,265.00
8,053.840 LINK
0.0635%
68
PointPay
LINK-BTC$23.17
0.0068366 Eth
$183,855.00
7,744.842 LINK
0.0611%
69
Binance US
LINK-USDT$23.05
0.0068498 Eth
$180,890.00
7,846.062 LINK
0.0619%
70
BitMart
LINK-ETH$22.92
0.0068180 Eth
$169,442.00
7,391.160 LINK
0.0583%
71
Hotcoin
LINK-BTC$22.96
0.0068283 Eth
$148,824.00
6,481.980 LINK
0.0511%
72
Bitkub
LINK-THB$22.99
0.0068370 Eth
$144,398.00
6,281.226 LINK
0.0495%
73
Kanga
LINK-PLN$23.15
0.0068791 Eth
$142,933.00
0.000 LINK
0.0000%
74
Uniswap V3 (Ethereum)
0X514910771AF9CA656AF840DFF83E8264ECF986CA-0XA0B86991C6218B36C1D19D4A2E9EB0CE3606EB48$23.28
0.0069172 Eth
$129,412.00
5,356.490 0X514910771AF9CA656AF840DFF83E8264ECF986CA
0.0422%
75
Uniswap V3 (Polygon)
0X53E0BCA35EC356BD5DDDFEBBD1FC0FD03FABAD39-0X7CEB23FD6BC0ADD59E62AC25578270CFF1B9F619$23.04
0.0068378 Eth
$117,999.00
4,980.303 0X53E0BCA35EC356BD5DDDFEBBD1FC0FD03FABAD39
0.0393%
76
BTCMarkets
LINK-AUD$22.98
0.0068358 Eth
$115,224.00
5,013.028 LINK
0.0395%
77
Kraken
LINK-GBP$23.00
0.0068406 Eth
$95,364.00
4,146.070 LINK
0.0327%
78
Bitso
LINK-USD$23.28
0.0068461 Eth
$92,751.00
3,984.958 LINK
0.0314%
79
Uniswap V3 (Polygon)
0X53E0BCA35EC356BD5DDDFEBBD1FC0FD03FABAD39-0X0D500B1D8E8EF31E21C99D1DB9A6444D3ADF1270$23.07
0.0068443 Eth
$81,847.00
3,513.474 0X53E0BCA35EC356BD5DDDFEBBD1FC0FD03FABAD39
0.0277%
80
Uniswap V3 (Polygon)
0X53E0BCA35EC356BD5DDDFEBBD1FC0FD03FABAD39-0X2791BCA1F2DE4661ED88A30C99A7A9449AA84174$23.07
0.0068443 Eth
$81,096.00
3,318.481 0X53E0BCA35EC356BD5DDDFEBBD1FC0FD03FABAD39
0.0262%
81
KuCoin
LINK-BTC$22.92
0.0068163 Eth
$76,501.00
3,338.299 LINK
0.0263%
82
Uniswap V3 (Optimism)
0X350A791BFC2C21F9ED5D10980DAD2E2638FFA7F6-0X4200000000000000000000000000000000000006$23.32
0.0069221 Eth
$65,702.00
2,763.308 0X350A791BFC2C21F9ED5D10980DAD2E2638FFA7F6
0.0218%
83
PancakeSwap (v2)
0XF8A0BF9CF54BB92F17374D9E9A321E6A111A51BD-0XBB4CDB9CBD36B01BD1CBAEBF2DE08D9173BC095C$23.33
0.0069379 Eth
$59,185.00
2,441.277 0XF8A0BF9CF54BB92F17374D9E9A321E6A111A51BD
0.0192%
84
Korbit
LINK-KRW$23.51
0.0069942 Eth
$52,862.00
2,122.787 LINK
0.0167%
85
Bitexen
LINK-TRY$23.05
0.0067830 Eth
$52,056.00
2,258.344 LINK
0.0178%
86
Coins.ph
LINK-PHP$23.08
0.0068574 Eth
$51,929.00
2,123.153 LINK
0.0167%
87
Hotcoin
LINK-ETH$23.24
0.0068353 Eth
$49,264.00
2,119.660 LINK
0.0167%
88
Uniswap V3 (Arbitrum One)
0XF97F4DF75117A78C1A5A0DBB814AF92458539FB4-0X2F2A2543B76A4166549F7AAB2E75BEF0AEFC5B0F$23.14
0.0068675 Eth
$41,868.00
1,748.103 0XF97F4DF75117A78C1A5A0DBB814AF92458539FB4
0.0138%
89
Solidly V3 (Ethereum)
0X514910771AF9CA656AF840DFF83E8264ECF986CA-0XC02AAA39B223FE8D0A0E5C4F27EAD9083C756CC2$23.25
0.0069150 Eth
$41,612.00
1,755.324 0X514910771AF9CA656AF840DFF83E8264ECF986CA
0.0138%
90
Uniswap V3 (Ethereum)
0X514910771AF9CA656AF840DFF83E8264ECF986CA-0XDAC17F958D2EE523A2206206994597C13D831EC7$23.70
0.0070408 Eth
$29,321.00
1,202.189 0X514910771AF9CA656AF840DFF83E8264ECF986CA
0.0095%
91
Bitstamp
LINK-BTC$22.97
0.0068323 Eth
$27,819.00
1,211.085 LINK
0.0095%
92
THENA FUSION
0X52F24A5E03AEE338DA5FD9DF68D2B6FAE1178827-0XF8A0BF9CF54BB92F17374D9E9A321E6A111A51BD$23.16
0.0068885 Eth
$27,200.00
37.317 0X52F24A5E03AEE338DA5FD9DF68D2B6FAE1178827
0.0003%
93
zondacrypto
LINK-PLN$23.12
0.0068760 Eth
$20,354.00
880.380 LINK
0.0069%
94
Uniswap V3 (Avalanche)
0X5947BB275C521040051D82396192181B413227A3-0XB31F66AA3C1E785363F0875A1B74E27B85FD66C7$23.13
0.0068804 Eth
$17,044.99
738.311 0X5947BB275C521040051D82396192181B413227A3
0.0058%
95
HTX
LINK-BTC$22.92
0.0068152 Eth
$16,257.18
678.520 LINK
0.0053%
96
Uniswap V3 (BSC)
0XF8A0BF9CF54BB92F17374D9E9A321E6A111A51BD-0X2170ED0880AC9A755FD29B2688956BD959F933F8$23.29
0.0069187 Eth
$15,878.27
671.806 0XF8A0BF9CF54BB92F17374D9E9A321E6A111A51BD
0.0053%
97
Uniswap V3 (Polygon)
0X53E0BCA35EC356BD5DDDFEBBD1FC0FD03FABAD39-0X1BFD67037B42CF73ACF2047067BD4F2C47D9BFD6$23.04
0.0068366 Eth
$14,412.26
601.536 0X53E0BCA35EC356BD5DDDFEBBD1FC0FD03FABAD39
0.0047%
98
Uniswap V3 (Polygon)
0X53E0BCA35EC356BD5DDDFEBBD1FC0FD03FABAD39-0XC2132D05D31C914A87C6611C10748AEB04B58E8F$23.07
0.0068620 Eth
$12,461.93
508.079 0X53E0BCA35EC356BD5DDDFEBBD1FC0FD03FABAD39
0.0040%
99
Biswap V3
0XF8A0BF9CF54BB92F17374D9E9A321E6A111A51BD-0XBB4CDB9CBD36B01BD1CBAEBF2DE08D9173BC095C$23.33
0.0069406 Eth
$9,859.29
406.432 0XF8A0BF9CF54BB92F17374D9E9A321E6A111A51BD
0.0032%
100
Ace
LINK-USDT$23.00
0.0068334 Eth
$4,220.80
173.070 LINK
0.0014%

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.