ETH Price: $2,397.12 (-3.60%)

Token

ChainLink Token (LINK)
 

Overview

Max Total Supply

1,000,000,000 LINK

Holders

721,163 ( 0.001%)

Market

Price

$10.84 @ 0.004522 ETH (-2.97%)

Onchain Market Cap

$10,840,000,000.00

Circulating Supply Market Cap

$6,785,951,739.00

Other Info

Token Contract (WITH 18 Decimals)

Balance
66,052.3913114194905597 LINK

Value
$716,007.92 ( ~298.6953 Eth) [0.0066%]
0xc2291992a08ebfdfedfe248f2ccd34da63570df4
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 9754.55% |ETH 0.0003846 1075.77%

Market

Volume (24H):$526,049,598.00
Market Capitalization:$6,785,951,739.00
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
LBank
LINK-USDT$10.81
0.0045129 Eth
$38,462,433.00
3,557,175.770 LINK
15.6699%
2
Binance
LINK-USDT$10.84
0.0045195 Eth
$34,676,346.00
3,206,447.840 LINK
14.1249%
3
WhiteBIT
LINK-USDT$10.84
0.0045235 Eth
$22,623,629.00
2,086,527.380 LINK
9.1915%
4
Coinbase Exchange
LINK-USD$10.82
0.0045160 Eth
$20,728,787.00
1,916,315.740 LINK
8.4417%
5
Bybit
LINK-USDT$10.84
0.0045200 Eth
$18,779,873.00
1,732,156.219 LINK
7.6304%
6
HTX
LINK-USDT$10.83
0.0045197 Eth
$14,842,541.00
1,358,726.843 LINK
5.9854%
7
Bitget
LINK-USDT$10.84
0.0045216 Eth
$9,811,770.00
904,261.421 LINK
3.9834%
8
P2B
LINK-USDT$10.82
0.0045171 Eth
$6,848,656.00
632,808.570 LINK
2.7876%
9
Slex
LINK-USDT$10.82
0.0045112 Eth
$6,428,747.00
590,576.750 LINK
2.6016%
10
OKX
LINK-USDT$10.84
0.0045220 Eth
$6,014,061.00
555,136.547 LINK
2.4455%
11
Azbit
LINK-USDT$10.80
0.0045072 Eth
$5,279,195.00
484,808.782 LINK
2.1357%
12
DigiFinex
LINK-USDT$10.85
0.0045237 Eth
$4,530,152.00
417,603.100 LINK
1.8396%
13
Uniswap V3 (Ethereum)
0X514910771AF9CA656AF840DFF83E8264ECF986CA-0XC02AAA39B223FE8D0A0E5C4F27EAD9083C756CC2$10.84
0.0045180 Eth
$4,434,859.00
414,676.984 0X514910771AF9CA656AF840DFF83E8264ECF986CA
1.8267%
14
Biconomy.com
LINK-USDT$10.84
0.0045207 Eth
$4,347,532.00
399,712.040 LINK
1.7608%
15
KuCoin
LINK-USDT$10.84
0.0045217 Eth
$4,091,871.00
377,373.455 LINK
1.6624%
16
XT.COM
LINK-USDT$10.84
0.0045196 Eth
$3,261,961.00
301,674.650 LINK
1.3289%
17
CoinW
LINK-USDT$10.83
0.0045210 Eth
$2,709,911.00
250,164.250 LINK
1.1020%
18
ProBit Global
LINK-USDT$10.84
0.0045218 Eth
$2,445,447.00
225,526.409 LINK
0.9935%
19
Coinstore
LINK-USDT$10.85
0.0045245 Eth
$2,114,474.00
195,177.270 LINK
0.8598%
20
Kraken
LINK-USD$10.84
0.0045208 Eth
$1,959,980.00
180,781.411 LINK
0.7964%
21
Trubit
LINK-USDT$10.80
0.0045149 Eth
$1,762,374.00
163,132.880 LINK
0.7186%
22
Bitunix
LINK-USDT$10.84
0.0045199 Eth
$1,690,554.00
156,046.200 LINK
0.6874%
23
AscendEX (BitMax)
LINK-USDT$10.87
0.0045341 Eth
$1,684,221.00
154,890.200 LINK
0.6823%
24
BYDFi
LINK-USDT$10.80
0.0045105 Eth
$1,653,183.00
153,017.630 LINK
0.6741%
25
WhiteBIT
LINK-BTC$10.84
0.0045204 Eth
$1,487,279.00
137,263.000 LINK
0.6047%
26
FameEX
LINK-USDT$10.83
0.0045183 Eth
$1,379,375.00
127,555.920 LINK
0.5619%
27
BTSE
LINK-USDT$10.83
0.0045194 Eth
$1,247,260.00
115,153.044 LINK
0.5073%
28
Dex-Trade
LINK-USDT$10.83
0.0045194 Eth
$1,147,571.00
105,948.160 LINK
0.4667%
29
FMCPAY
LINK-USDT$10.80
0.0045104 Eth
$1,015,676.00
93,460.170 LINK
0.4117%
30
Azbit
LINK-ETH$10.82
0.0045128 Eth
$896,789.00
83,485.668 LINK
0.3678%
31
Bitvavo
LINK-EUR$10.84
0.0045204 Eth
$876,146.00
80,860.409 LINK
0.3562%
32
Bitexen
LINK-USDT$10.84
0.0045221 Eth
$861,261.00
79,468.420 LINK
0.3501%
33
Uniswap V3 (Arbitrum One)
0XF97F4DF75117A78C1A5A0DBB814AF92458539FB4-0X82AF49447D8A07E3BD95BD0D56F35241523FBAB1$10.78
0.0044957 Eth
$815,138.00
76,391.265 0XF97F4DF75117A78C1A5A0DBB814AF92458539FB4
0.3365%
34
Uniswap V3 (Polygon)
0X53E0BCA35EC356BD5DDDFEBBD1FC0FD03FABAD39-0X0D500B1D8E8EF31E21C99D1DB9A6444D3ADF1270$10.80
0.0045093 Eth
$776,144.00
71,578.291 0X53E0BCA35EC356BD5DDDFEBBD1FC0FD03FABAD39
0.3153%
35
Bitexen
LINK-TRY$10.87
0.0045352 Eth
$686,577.00
63,167.690 LINK
0.2783%
36
WhiteBIT
LINK-EUR$10.80
0.0045041 Eth
$629,075.00
58,268.090 LINK
0.2567%
37
tanX
LINK-USDC$10.81
0.0045096 Eth
$612,739.00
56,089.040 LINK
0.2471%
38
FMCPAY
LINK-BTC$10.81
0.0045114 Eth
$604,218.00
55,435.900 LINK
0.2442%
39
PointPay
LINK-USDT$10.82
0.0045112 Eth
$575,681.00
53,241.218 LINK
0.2345%
40
BigONE
LINK-USDT$10.86
0.0045340 Eth
$537,121.00
49,454.660 LINK
0.2179%
41
FMCPAY
LINK-ETH$10.81
0.0045108 Eth
$521,398.00
48,581.600 LINK
0.2140%
42
LATOKEN
LINK-USDT$10.80
0.0045105 Eth
$485,312.00
44,920.185 LINK
0.1979%
43
Uniswap V3 (Polygon)
0X53E0BCA35EC356BD5DDDFEBBD1FC0FD03FABAD39-0X7CEB23FD6BC0ADD59E62AC25578270CFF1B9F619$10.82
0.0045172 Eth
$475,523.00
44,395.181 0X53E0BCA35EC356BD5DDDFEBBD1FC0FD03FABAD39
0.1956%
44
EXMO
LINK-USDT$10.84
0.0045207 Eth
$425,358.00
39,233.699 LINK
0.1728%
45
ProBit Global
LINK-BTC$10.83
0.0045168 Eth
$411,799.00
38,019.341 LINK
0.1675%
46
Quickswap (v3)
0X53E0BCA35EC356BD5DDDFEBBD1FC0FD03FABAD39-0X7CEB23FD6BC0ADD59E62AC25578270CFF1B9F619$10.82
0.0045154 Eth
$404,363.00
37,698.328 0X53E0BCA35EC356BD5DDDFEBBD1FC0FD03FABAD39
0.1661%
47
CoinEx
LINK-USDT$10.83
0.0045168 Eth
$399,036.00
36,523.531 LINK
0.1609%
48
Bybit
LINK-USDC$10.80
0.0045015 Eth
$389,348.00
36,062.422 LINK
0.1589%
49
Phemex
LINK-USDT$10.81
0.0045136 Eth
$375,638.00
34,745.040 LINK
0.1531%
50
EarnBIT
LINK-USDT$10.80
0.0045083 Eth
$285,773.00
26,378.299 LINK
0.1162%
51
Camelot V3
0XF97F4DF75117A78C1A5A0DBB814AF92458539FB4-0X82AF49447D8A07E3BD95BD0D56F35241523FBAB1$10.77
0.0044904 Eth
$261,224.00
24,457.232 0XF97F4DF75117A78C1A5A0DBB814AF92458539FB4
0.1077%
52
Binance
LINK-EUR$10.82
0.0045195 Eth
$220,685.00
20,335.830 LINK
0.0896%
53
LATOKEN
LINK-BTC$10.80
0.0045107 Eth
$213,896.00
19,797.114 LINK
0.0872%
54
OKX
LINK-USDC$10.81
0.0045098 Eth
$199,940.00
18,474.233 LINK
0.0814%
55
BitDelta
LINK-USDT$10.84
0.0045195 Eth
$174,705.00
16,086.000 LINK
0.0709%
56
BitMart
LINK-BTC$10.82
0.0045150 Eth
$168,068.00
15,535.860 LINK
0.0684%
57
Binance
LINK-BRL$10.83
0.0045216 Eth
$167,911.00
15,678.720 LINK
0.0691%
58
PancakeSwap V3 (BSC)
0XF8A0BF9CF54BB92F17374D9E9A321E6A111A51BD-0XBB4CDB9CBD36B01BD1CBAEBF2DE08D9173BC095C$10.78
0.0044953 Eth
$161,781.00
14,896.792 0XF8A0BF9CF54BB92F17374D9E9A321E6A111A51BD
0.0656%
59
Bitbank
LINK-JPY$10.83
0.0045182 Eth
$159,582.00
14,733.488 LINK
0.0649%
60
Uniswap V3 (Ethereum)
0X514910771AF9CA656AF840DFF83E8264ECF986CA-0XA0B86991C6218B36C1D19D4A2E9EB0CE3606EB48$10.77
0.0044913 Eth
$154,056.00
14,267.450 0X514910771AF9CA656AF840DFF83E8264ECF986CA
0.0629%
61
BYDFi
LINK-USDC$10.80
0.0045103 Eth
$145,238.00
13,451.660 LINK
0.0593%
62
Coinbase Exchange
LINK-GBP$10.81
0.0045131 Eth
$140,566.00
12,999.700 LINK
0.0573%
63
Bitci TR
LINK-TRY$10.88
0.0045420 Eth
$108,930.00
9,980.340 LINK
0.0440%
64
Tokpie
LINK-USDT$10.75
0.0044814 Eth
$106,121.00
9,874.265 LINK
0.0435%
65
Uniswap V3 (Polygon)
0X3C499C542CEF5E3811E1192CE70D8CC03D5C3359-0X53E0BCA35EC356BD5DDDFEBBD1FC0FD03FABAD39$10.83
0.0045224 Eth
$103,235.00
103,275.074 0X3C499C542CEF5E3811E1192CE70D8CC03D5C3359
0.4549%
66
Uniswap V3 (Arbitrum One)
0XAF88D065E77C8CC2239327C5EDB3A432268E5831-0XF97F4DF75117A78C1A5A0DBB814AF92458539FB4$10.78
0.0044957 Eth
$101,682.00
102,148.815 0XAF88D065E77C8CC2239327C5EDB3A432268E5831
0.4500%
67
Slex
LINK-BTC$10.81
0.0045091 Eth
$100,529.00
9,264.200 LINK
0.0408%
68
Uniswap V3 (Polygon)
0X53E0BCA35EC356BD5DDDFEBBD1FC0FD03FABAD39-0X2791BCA1F2DE4661ED88A30C99A7A9449AA84174$10.83
0.0045224 Eth
$96,422.00
8,898.438 0X53E0BCA35EC356BD5DDDFEBBD1FC0FD03FABAD39
0.0392%
69
WhiteBIT
LINK-TRY$10.85
0.0045266 Eth
$82,431.00
7,597.200 LINK
0.0335%
70
Uniswap V3 (Polygon)
0X53E0BCA35EC356BD5DDDFEBBD1FC0FD03FABAD39-0X7CEB23FD6BC0ADD59E62AC25578270CFF1B9F619$10.80
0.0045089 Eth
$80,511.00
7,542.245 0X53E0BCA35EC356BD5DDDFEBBD1FC0FD03FABAD39
0.0332%
71
Solidly V3 (Ethereum)
0X514910771AF9CA656AF840DFF83E8264ECF986CA-0XC02AAA39B223FE8D0A0E5C4F27EAD9083C756CC2$10.80
0.0045074 Eth
$78,419.00
7,417.276 0X514910771AF9CA656AF840DFF83E8264ECF986CA
0.0327%
72
Uniswap V3 (Polygon)
0X53E0BCA35EC356BD5DDDFEBBD1FC0FD03FABAD39-0X2791BCA1F2DE4661ED88A30C99A7A9449AA84174$10.84
0.0045246 Eth
$72,013.00
6,603.804 0X53E0BCA35EC356BD5DDDFEBBD1FC0FD03FABAD39
0.0291%
73
PointPay
LINK-BTC$10.82
0.0045147 Eth
$68,155.00
6,280.150 LINK
0.0277%
74
Coinbase Exchange
LINK-ETH$10.82
0.0045132 Eth
$66,568.00
6,152.750 LINK
0.0271%
75
Uniswap V3 (Arbitrum One)
0XF97F4DF75117A78C1A5A0DBB814AF92458539FB4-0XFD086BC7CD5C481DCC9C85EBE478A1C0B69FCBB9$10.79
0.0045010 Eth
$61,008.00
5,650.653 0XF97F4DF75117A78C1A5A0DBB814AF92458539FB4
0.0249%
76
Bitget
LINK-EUR$10.86
0.0045266 Eth
$59,693.00
5,488.960 LINK
0.0242%
77
Slex
LINK-ETH$10.82
0.0045133 Eth
$55,443.00
5,172.980 LINK
0.0228%
78
Uniswap V3 (Polygon)
0X53E0BCA35EC356BD5DDDFEBBD1FC0FD03FABAD39-0X0D500B1D8E8EF31E21C99D1DB9A6444D3ADF1270$10.81
0.0045111 Eth
$52,027.00
4,813.153 0X53E0BCA35EC356BD5DDDFEBBD1FC0FD03FABAD39
0.0212%
79
LATOKEN
LINK-ETH$10.80
0.0045070 Eth
$51,774.00
4,795.938 LINK
0.0211%
80
Uniswap V3 (Optimism)
0X350A791BFC2C21F9ED5D10980DAD2E2638FFA7F6-0X4200000000000000000000000000000000000006$10.75
0.0044912 Eth
$41,706.00
3,941.798 0X350A791BFC2C21F9ED5D10980DAD2E2638FFA7F6
0.0174%
81
Quickswap (v3)
0X3C499C542CEF5E3811E1192CE70D8CC03D5C3359-0X53E0BCA35EC356BD5DDDFEBBD1FC0FD03FABAD39$10.81
0.0045111 Eth
$41,441.00
41,491.766 0X3C499C542CEF5E3811E1192CE70D8CC03D5C3359
0.1828%
82
Foxbit
LINK-BRL$10.87
0.0045311 Eth
$35,154.00
3,248.281 LINK
0.0143%
83
Mercado Bitcoin
LINK-BRL$10.90
0.0045469 Eth
$33,342.00
3,059.672 LINK
0.0135%
84
Uniswap V3 (Arbitrum One)
0XF97F4DF75117A78C1A5A0DBB814AF92458539FB4-0X2F2A2543B76A4166549F7AAB2E75BEF0AEFC5B0F$10.78
0.0044967 Eth
$32,107.00
2,972.194 0XF97F4DF75117A78C1A5A0DBB814AF92458539FB4
0.0131%
85
Uniswap V3 (Polygon)
0X53E0BCA35EC356BD5DDDFEBBD1FC0FD03FABAD39-0X1BFD67037B42CF73ACF2047067BD4F2C47D9BFD6$10.80
0.0045096 Eth
$20,939.00
1,925.189 0X53E0BCA35EC356BD5DDDFEBBD1FC0FD03FABAD39
0.0085%
86
Coinone
LINK-KRW$10.93
0.0045584 Eth
$20,176.00
1,846.338 LINK
0.0081%
87
Binance US
LINK-USDT$10.82
0.0045137 Eth
$18,238.80
1,685.595 LINK
0.0074%
88
KuCoin
LINK-KCS$10.85
0.0045261 Eth
$14,802.49
1,363.838 LINK
0.0060%
89
Uniswap V3 (Arbitrum One)
0XAF88D065E77C8CC2239327C5EDB3A432268E5831-0XF97F4DF75117A78C1A5A0DBB814AF92458539FB4$10.78
0.0044957 Eth
$13,008.11
13,090.240 0XAF88D065E77C8CC2239327C5EDB3A432268E5831
0.0577%
90
Pangolin
0X5947BB275C521040051D82396192181B413227A3-0XB31F66AA3C1E785363F0875A1B74E27B85FD66C7$10.78
0.0044970 Eth
$11,405.79
1,084.790 0X5947BB275C521040051D82396192181B413227A3
0.0048%
91
LFJ
0X5947BB275C521040051D82396192181B413227A3-0XB31F66AA3C1E785363F0875A1B74E27B85FD66C7$10.76
0.0044889 Eth
$10,294.75
978.105 0X5947BB275C521040051D82396192181B413227A3
0.0043%
92
Uniswap V3 (BSC)
0XF8A0BF9CF54BB92F17374D9E9A321E6A111A51BD-0X55D398326F99059FF775485246999027B3197955$10.73
0.0044763 Eth
$8,084.50
749.771 0XF8A0BF9CF54BB92F17374D9E9A321E6A111A51BD
0.0033%
93
CoinEx
LINK-BTC$10.76
0.0044902 Eth
$7,826.43
725.099 LINK
0.0032%
94
Ramses V2
0XF97F4DF75117A78C1A5A0DBB814AF92458539FB4-0X82AF49447D8A07E3BD95BD0D56F35241523FBAB1$10.77
0.0044935 Eth
$5,789.02
540.794 0XF97F4DF75117A78C1A5A0DBB814AF92458539FB4
0.0024%
95
Uniswap V3 (BSC)
0XF8A0BF9CF54BB92F17374D9E9A321E6A111A51BD-0X2170ED0880AC9A755FD29B2688956BD959F933F8$10.80
0.0045108 Eth
$4,958.19
463.126 0XF8A0BF9CF54BB92F17374D9E9A321E6A111A51BD
0.0020%
96
Uniswap V3 (Ethereum)
0X1F9840A85D5AF5BF1D1762F925BDADDC4201F984-0X514910771AF9CA656AF840DFF83E8264ECF986CA$10.83
0.0045175 Eth
$4,271.38
621.951 0X1F9840A85D5AF5BF1D1762F925BDADDC4201F984
0.0027%
97
Quickswap (v3)
0X53E0BCA35EC356BD5DDDFEBBD1FC0FD03FABAD39-0X2791BCA1F2DE4661ED88A30C99A7A9449AA84174$10.82
0.0045182 Eth
$3,987.96
368.726 0X53E0BCA35EC356BD5DDDFEBBD1FC0FD03FABAD39
0.0016%
98
CoinEx
LINK-USDC$10.84
0.0045225 Eth
$3,266.11
302.448 LINK
0.0013%
99
PancakeSwap V3 (Arbitrum)
0XF97F4DF75117A78C1A5A0DBB814AF92458539FB4-0X82AF49447D8A07E3BD95BD0D56F35241523FBAB1$10.77
0.0044932 Eth
$3,134.79
293.632 0XF97F4DF75117A78C1A5A0DBB814AF92458539FB4
0.0013%
100
Uniswap V3 (BSC)
0XF8A0BF9CF54BB92F17374D9E9A321E6A111A51BD-0X8AC76A51CC950D9822D68B83FE1AD97B32CD580D$10.79
0.0045034 Eth
$1,417.54
131.057 0XF8A0BF9CF54BB92F17374D9E9A321E6A111A51BD
0.0006%

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.