ETH Price: $2,479.70 (+0.01%)
Gas: 4.95 Gwei

Token

ChainLink Token (LINK)
 

Overview

Max Total Supply

1,000,000,000 LINK

Holders

722,309 ( 0.002%)

Market

Price

$10.78 @ 0.004347 ETH (-1.71%)

Onchain Market Cap

$10,780,000,000.00

Circulating Supply Market Cap

$6,759,763,974.00

Other Info

Token Contract (WITH 18 Decimals)

Balance
64.83583326 LINK

Value
$698.93 ( ~0.281860701992715 Eth) [0.0000%]
0xfc52ba56499f7057dAd79a13bCD7E4820C8489fE
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 9700% |ETH 0.0003846 1030.27%

Market

Volume (24H):$269,641,904.00
Market Capitalization:$6,759,763,974.00
Circulating Supply:626,849,971.00 LINK
Market Data Source: Coinmarketcap

ICO Information

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

# Exchange Pair Price  24H Volume % Volume
1
Binance
LINK-USDT$10.76
0.0043337 Eth
$15,366,156.00
1,402,454.560 LINK
12.6911%
2
HTX
LINK-USDT$10.75
0.0043338 Eth
$9,115,574.00
832,345.697 LINK
7.5320%
3
Bitget
LINK-USDT$10.76
0.0043367 Eth
$8,346,130.00
761,981.461 LINK
6.8953%
4
Coinbase Exchange
LINK-USD$10.76
0.0043343 Eth
$8,341,087.00
775,482.280 LINK
7.0175%
5
Bybit
LINK-USDT$10.76
0.0043349 Eth
$4,641,337.00
423,503.797 LINK
3.8324%
6
Azbit
LINK-USDT$10.76
0.0043367 Eth
$4,223,371.00
385,956.200 LINK
3.4926%
7
BTSE
LINK-USDT$10.77
0.0043373 Eth
$3,456,083.00
321,030.544 LINK
2.9051%
8
Poloniex
LINK-USDT$10.85
0.0043718 Eth
$3,419,979.00
311,999.808 LINK
2.8233%
9
WEEX
LINK-USDT$10.79
0.0043462 Eth
$3,189,589.00
291,037.660 LINK
2.6337%
10
P2B
LINK-USDT$10.79
0.0043462 Eth
$3,173,986.00
294,264.360 LINK
2.6628%
11
BVOX
LINK-USDT$10.77
0.0043391 Eth
$3,074,435.00
280,579.624 LINK
2.5390%
12
Biconomy.com
LINK-USDT$10.78
0.0043439 Eth
$3,014,105.00
275,300.050 LINK
2.4912%
13
Upbit
LINK-KRW$10.86
0.0043780 Eth
$2,875,403.00
264,658.725 LINK
2.3949%
14
Ourbit
LINK-USDT$10.76
0.0043343 Eth
$2,715,752.00
247,914.180 LINK
2.2434%
15
OKX
LINK-USDT$10.77
0.0043378 Eth
$2,702,324.00
247,196.769 LINK
2.2369%
16
Slex
LINK-USDT$10.79
0.0043462 Eth
$2,641,774.00
241,051.250 LINK
2.1813%
17
Trubit
LINK-USDT$10.77
0.0043402 Eth
$2,390,062.00
217,876.060 LINK
1.9716%
18
DigiFinex
LINK-USDT$10.76
0.0043341 Eth
$1,983,353.00
184,398.770 LINK
1.6687%
19
Uniswap V3 (Ethereum)
0X514910771AF9CA656AF840DFF83E8264ECF986CA-0XC02AAA39B223FE8D0A0E5C4F27EAD9083C756CC2$10.83
0.0043658 Eth
$1,947,557.00
178,036.758 0X514910771AF9CA656AF840DFF83E8264ECF986CA
1.6111%
20
AscendEX (BitMax)
LINK-USDT$10.73
0.0043246 Eth
$1,684,891.00
156,998.000 LINK
1.4207%
21
Deepcoin
LINK-USDT$10.80
0.0043504 Eth
$1,620,344.00
145,824.920 LINK
1.3196%
22
C-Patex
LINK-USDT$10.77
0.0043377 Eth
$1,584,990.00
147,212.431 LINK
1.3322%
23
CoinW
LINK-USDT$10.77
0.0043396 Eth
$1,579,497.00
146,665.720 LINK
1.3272%
24
LBank
LINK-USDT$10.75
0.0043298 Eth
$1,541,285.00
143,440.790 LINK
1.2980%
25
XT.COM
LINK-USDT$10.75
0.0043299 Eth
$1,535,655.00
140,158.010 LINK
1.2683%
26
KuCoin
LINK-USDT$10.76
0.0043342 Eth
$1,508,679.00
140,267.952 LINK
1.2693%
27
Niza Global
LINK-USD$10.79
0.0043473 Eth
$1,317,231.00
120,011.336 LINK
1.0860%
28
Kraken
LINK-USD$10.77
0.0043387 Eth
$1,292,839.00
120,071.675 LINK
1.0865%
29
Bitunix
LINK-USDT$10.78
0.0043442 Eth
$1,292,444.00
119,824.190 LINK
1.0843%
30
Toobit
LINK-USDT$10.80
0.0043504 Eth
$1,272,237.00
116,098.360 LINK
1.0506%
31
Coinstore
LINK-USDT$10.79
0.0043458 Eth
$1,129,756.00
103,145.890 LINK
0.9334%
32
HashKey Global
LINK-USDT$10.77
0.0043392 Eth
$1,098,783.00
100,772.577 LINK
0.9119%
33
Oceanex
LINK-USDT$10.78
0.0043420 Eth
$1,098,186.00
101,911.470 LINK
0.9222%
34
Crypto.com Exchange
LINK-USDT$10.76
0.0043363 Eth
$1,000,104.00
92,937.980 LINK
0.8410%
35
Bullish
LINK-USDC$10.77
0.0043380 Eth
$857,674.00
78,299.456 LINK
0.7085%
36
Azbit
LINK-ETH$10.79
0.0043478 Eth
$774,601.00
70,860.737 LINK
0.6412%
37
MEXC
LINK-USDT$10.77
0.0043393 Eth
$753,629.00
69,985.450 LINK
0.6333%
38
BYDFi
LINK-USDT$10.79
0.0043469 Eth
$714,198.00
66,202.410 LINK
0.5991%
39
Bitvavo
LINK-EUR$10.78
0.0043455 Eth
$681,724.00
63,219.701 LINK
0.5721%
40
Crypto.com Exchange
LINK-USD$10.77
0.0043407 Eth
$659,618.00
61,234.500 LINK
0.5541%
41
Gate.io
LINK-USDT$10.78
0.0043423 Eth
$652,249.00
59,607.770 LINK
0.5394%
42
Bithumb
LINK-KRW$10.88
0.0043832 Eth
$627,247.00
57,656.669 LINK
0.5217%
43
WhiteBIT
LINK-BTC$10.78
0.0043440 Eth
$590,860.00
54,807.510 LINK
0.4960%
44
CoinEx
LINK-USDT$10.76
0.0043357 Eth
$532,900.00
48,645.615 LINK
0.4402%
45
FMCPAY
LINK-BTC$10.77
0.0043389 Eth
$482,130.00
43,930.000 LINK
0.3975%
46
tanX
LINK-USDC$10.81
0.0043557 Eth
$443,816.00
40,534.270 LINK
0.3668%
47
LATOKEN
LINK-USDT$10.77
0.0043379 Eth
$296,500.00
27,542.742 LINK
0.2492%
48
Uniswap V3 (Arbitrum One)
0XF97F4DF75117A78C1A5A0DBB814AF92458539FB4-0X82AF49447D8A07E3BD95BD0D56F35241523FBAB1$10.77
0.0043380 Eth
$268,194.00
24,584.461 0XF97F4DF75117A78C1A5A0DBB814AF92458539FB4
0.2225%
49
PointPay
LINK-USDT$10.77
0.0043382 Eth
$252,517.00
23,041.670 LINK
0.2085%
50
Uniswap V3 (Polygon)
0X53E0BCA35EC356BD5DDDFEBBD1FC0FD03FABAD39-0X0D500B1D8E8EF31E21C99D1DB9A6444D3ADF1270$10.79
0.0043477 Eth
$241,046.00
22,302.094 0X53E0BCA35EC356BD5DDDFEBBD1FC0FD03FABAD39
0.2018%
51
Pionex
LINK-USDT$10.77
0.0043405 Eth
$207,509.00
18,940.100 LINK
0.1714%
52
BigONE
LINK-USDT$10.81
0.0043539 Eth
$203,953.00
18,873.830 LINK
0.1708%
53
BitMart
LINK-BTC$10.79
0.0043458 Eth
$192,582.00
17,856.000 LINK
0.1616%
54
PancakeSwap V3 (BSC)
0XF8A0BF9CF54BB92F17374D9E9A321E6A111A51BD-0XBB4CDB9CBD36B01BD1CBAEBF2DE08D9173BC095C$10.79
0.0043464 Eth
$190,489.00
17,594.840 0XF8A0BF9CF54BB92F17374D9E9A321E6A111A51BD
0.1592%
55
LATOKEN
LINK-BTC$10.79
0.0043461 Eth
$184,353.00
17,091.800 LINK
0.1547%
56
EXMO
LINK-USDT$10.77
0.0043395 Eth
$170,546.00
15,836.033 LINK
0.1433%
57
WhiteBIT
LINK-EUR$10.77
0.0043398 Eth
$163,437.00
15,172.640 LINK
0.1373%
58
Camelot V3
0XF97F4DF75117A78C1A5A0DBB814AF92458539FB4-0X82AF49447D8A07E3BD95BD0D56F35241523FBAB1$10.79
0.0043475 Eth
$160,429.00
14,733.159 0XF97F4DF75117A78C1A5A0DBB814AF92458539FB4
0.1333%
59
Uniswap V3 (Polygon)
0X53E0BCA35EC356BD5DDDFEBBD1FC0FD03FABAD39-0X7CEB23FD6BC0ADD59E62AC25578270CFF1B9F619$10.75
0.0043298 Eth
$148,820.00
13,644.710 0X53E0BCA35EC356BD5DDDFEBBD1FC0FD03FABAD39
0.1235%
60
BitDelta
LINK-USDT$10.75
0.0043339 Eth
$120,850.00
11,035.000 LINK
0.0999%
61
Quickswap (v3)
0X53E0BCA35EC356BD5DDDFEBBD1FC0FD03FABAD39-0X7CEB23FD6BC0ADD59E62AC25578270CFF1B9F619$10.79
0.0043459 Eth
$115,988.00
10,575.967 0X53E0BCA35EC356BD5DDDFEBBD1FC0FD03FABAD39
0.0957%
62
WhiteBIT
LINK-TRY$10.86
0.0043750 Eth
$105,074.00
9,675.350 LINK
0.0876%
63
Coinbase Exchange
LINK-BTC$10.75
0.0043337 Eth
$104,972.00
9,760.900 LINK
0.0883%
64
Uniswap V3 (Ethereum)
0X514910771AF9CA656AF840DFF83E8264ECF986CA-0XA0B86991C6218B36C1D19D4A2E9EB0CE3606EB48$10.81
0.0043576 Eth
$103,980.00
9,542.061 0X514910771AF9CA656AF840DFF83E8264ECF986CA
0.0863%
65
Slex
LINK-ETH$10.77
0.0043410 Eth
$69,618.00
6,365.940 LINK
0.0576%
66
Coinbase Exchange
LINK-ETH$10.77
0.0043400 Eth
$64,754.00
6,011.100 LINK
0.0544%
67
Uniswap V3 (Polygon)
0X3C499C542CEF5E3811E1192CE70D8CC03D5C3359-0X53E0BCA35EC356BD5DDDFEBBD1FC0FD03FABAD39$10.75
0.0043304 Eth
$63,761.00
65,132.219 0X3C499C542CEF5E3811E1192CE70D8CC03D5C3359
0.5894%
68
Uniswap V3 (Arbitrum One)
0XAF88D065E77C8CC2239327C5EDB3A432268E5831-0XF97F4DF75117A78C1A5A0DBB814AF92458539FB4$10.76
0.0043376 Eth
$55,849.00
56,863.718 0XAF88D065E77C8CC2239327C5EDB3A432268E5831
0.5146%
69
Slex
LINK-BTC$10.77
0.0043404 Eth
$53,941.00
4,922.900 LINK
0.0445%
70
OKX
LINK-USDC$10.77
0.0043388 Eth
$53,840.00
4,915.749 LINK
0.0445%
71
BYDFi
LINK-USDC$10.76
0.0043388 Eth
$51,108.00
4,747.920 LINK
0.0430%
72
Uniswap V3 (Polygon)
0X53E0BCA35EC356BD5DDDFEBBD1FC0FD03FABAD39-0X2791BCA1F2DE4661ED88A30C99A7A9449AA84174$10.75
0.0043292 Eth
$41,347.00
3,795.471 0X53E0BCA35EC356BD5DDDFEBBD1FC0FD03FABAD39
0.0343%
73
Uniswap V3 (Polygon)
0X53E0BCA35EC356BD5DDDFEBBD1FC0FD03FABAD39-0X2791BCA1F2DE4661ED88A30C99A7A9449AA84174$10.75
0.0043298 Eth
$38,469.00
3,494.095 0X53E0BCA35EC356BD5DDDFEBBD1FC0FD03FABAD39
0.0316%
74
Binance US
LINK-USDT$10.79
0.0043459 Eth
$24,597.00
2,280.390 LINK
0.0206%
75
EXMO
LINK-BTC$10.81
0.0043554 Eth
$22,714.00
2,101.342 LINK
0.0190%
76
Solidly V3 (Ethereum)
0X514910771AF9CA656AF840DFF83E8264ECF986CA-0XC02AAA39B223FE8D0A0E5C4F27EAD9083C756CC2$10.81
0.0043559 Eth
$19,667.17
1,798.802 0X514910771AF9CA656AF840DFF83E8264ECF986CA
0.0163%
77
Quickswap (v3)
0X3C499C542CEF5E3811E1192CE70D8CC03D5C3359-0X53E0BCA35EC356BD5DDDFEBBD1FC0FD03FABAD39$10.79
0.0043500 Eth
$19,067.54
19,427.962 0X3C499C542CEF5E3811E1192CE70D8CC03D5C3359
0.1758%
78
Nonkyc.io
LINK-BTC$10.75
0.0043324 Eth
$18,109.26
1,650.017 LINK
0.0149%
79
Uniswap V3 (Arbitrum One)
0XF97F4DF75117A78C1A5A0DBB814AF92458539FB4-0XFD086BC7CD5C481DCC9C85EBE478A1C0B69FCBB9$10.77
0.0043380 Eth
$17,214.30
1,567.140 0XF97F4DF75117A78C1A5A0DBB814AF92458539FB4
0.0142%
80
Uniswap V3 (Arbitrum One)
0XF97F4DF75117A78C1A5A0DBB814AF92458539FB4-0X2F2A2543B76A4166549F7AAB2E75BEF0AEFC5B0F$10.75
0.0043314 Eth
$17,134.06
1,568.766 0XF97F4DF75117A78C1A5A0DBB814AF92458539FB4
0.0142%
81
Uniswap V3 (Arbitrum One)
0XAF88D065E77C8CC2239327C5EDB3A432268E5831-0XF97F4DF75117A78C1A5A0DBB814AF92458539FB4$10.77
0.0043380 Eth
$13,120.14
13,443.801 0XAF88D065E77C8CC2239327C5EDB3A432268E5831
0.1217%
82
THENA FUSION
0X52F24A5E03AEE338DA5FD9DF68D2B6FAE1178827-0XF8A0BF9CF54BB92F17374D9E9A321E6A111A51BD$10.76
0.0043356 Eth
$10,728.47
16.874 0X52F24A5E03AEE338DA5FD9DF68D2B6FAE1178827
0.0002%
83
Uniswap V3 (Polygon)
0X53E0BCA35EC356BD5DDDFEBBD1FC0FD03FABAD39-0X7CEB23FD6BC0ADD59E62AC25578270CFF1B9F619$10.79
0.0043484 Eth
$10,656.80
972.505 0X53E0BCA35EC356BD5DDDFEBBD1FC0FD03FABAD39
0.0088%
84
Pangolin
0X5947BB275C521040051D82396192181B413227A3-0XB31F66AA3C1E785363F0875A1B74E27B85FD66C7$10.71
0.0043176 Eth
$9,047.58
833.183 0X5947BB275C521040051D82396192181B413227A3
0.0075%
85
Uniswap V3 (BSC)
0XF8A0BF9CF54BB92F17374D9E9A321E6A111A51BD-0X2170ED0880AC9A755FD29B2688956BD959F933F8$10.77
0.0043384 Eth
$7,679.70
709.269 0XF8A0BF9CF54BB92F17374D9E9A321E6A111A51BD
0.0064%
86
Uniswap V3 (BSC)
0XF8A0BF9CF54BB92F17374D9E9A321E6A111A51BD-0X55D398326F99059FF775485246999027B3197955$10.80
0.0043511 Eth
$5,650.11
518.116 0XF8A0BF9CF54BB92F17374D9E9A321E6A111A51BD
0.0047%
87
CoinEx
LINK-BTC$10.80
0.0043520 Eth
$5,331.14
488.108 LINK
0.0044%
88
LFJ
0X5947BB275C521040051D82396192181B413227A3-0XB31F66AA3C1E785363F0875A1B74E27B85FD66C7$10.72
0.0043204 Eth
$5,280.36
485.929 0X5947BB275C521040051D82396192181B413227A3
0.0044%
89
Uniswap V3 (Polygon)
0X53E0BCA35EC356BD5DDDFEBBD1FC0FD03FABAD39-0X1BFD67037B42CF73ACF2047067BD4F2C47D9BFD6$10.76
0.0043349 Eth
$5,206.95
475.148 0X53E0BCA35EC356BD5DDDFEBBD1FC0FD03FABAD39
0.0043%
90
Uniswap V3 (Polygon)
0X53E0BCA35EC356BD5DDDFEBBD1FC0FD03FABAD39-0XC2132D05D31C914A87C6611C10748AEB04B58E8F$10.75
0.0043319 Eth
$3,558.61
324.420 0X53E0BCA35EC356BD5DDDFEBBD1FC0FD03FABAD39
0.0029%
91
CoinEx
LINK-USDC$10.83
0.0043624 Eth
$2,305.33
210.600 LINK
0.0019%
92
Uniswap V3 (BSC)
0XF8A0BF9CF54BB92F17374D9E9A321E6A111A51BD-0XBB4CDB9CBD36B01BD1CBAEBF2DE08D9173BC095C$10.80
0.0043492 Eth
$1,678.60
154.487 0XF8A0BF9CF54BB92F17374D9E9A321E6A111A51BD
0.0014%
93
Uniswap V3 (BSC)
0XF8A0BF9CF54BB92F17374D9E9A321E6A111A51BD-0X8AC76A51CC950D9822D68B83FE1AD97B32CD580D$10.76
0.0043350 Eth
$1,213.84
108.839 0XF8A0BF9CF54BB92F17374D9E9A321E6A111A51BD
0.0010%
94
Uniswap V3 (Arbitrum One)
0XF97F4DF75117A78C1A5A0DBB814AF92458539FB4-0XFA7F8980B0F1E64A2062791CC3B0871572F1F7F0$10.76
0.0043350 Eth
$747.32
69.031 0XF97F4DF75117A78C1A5A0DBB814AF92458539FB4
0.0006%
95
PancakeSwap V3 (Arbitrum)
0XF97F4DF75117A78C1A5A0DBB814AF92458539FB4-0X82AF49447D8A07E3BD95BD0D56F35241523FBAB1$10.79
0.0043463 Eth
$370.16
33.659 0XF97F4DF75117A78C1A5A0DBB814AF92458539FB4
0.0003%
96
Uniswap V3 (BSC)
0XF8A0BF9CF54BB92F17374D9E9A321E6A111A51BD-0X7130D2A12B9BCBFAE4F2634D864A1EE1CE3EAD9C$10.80
0.0043492 Eth
$211.84
19.429 0XF8A0BF9CF54BB92F17374D9E9A321E6A111A51BD
0.0002%
97
Uniswap V3 (Polygon)
0X53E0BCA35EC356BD5DDDFEBBD1FC0FD03FABAD39-0X8F3CF7AD23CD3CADBD9735AFF958023239C6A063$10.77
0.0043395 Eth
$137.30
12.527 0X53E0BCA35EC356BD5DDDFEBBD1FC0FD03FABAD39
0.0001%
98
Uniswap V3 (Polygon)
0X53E0BCA35EC356BD5DDDFEBBD1FC0FD03FABAD39-0XB33EAAD8D922B1083446DC23F610C2567FB5180F$10.77
0.0043407 Eth
$115.46
10.674 0X53E0BCA35EC356BD5DDDFEBBD1FC0FD03FABAD39
0.0001%
99
CEX.IO
LINK-USD$10.80
0.0043521 Eth
$34.47
3.150 LINK
0.0000%
100
CEX.IO
LINK-USDT$10.77
0.0043389 Eth
$18.43
1.678 LINK
0.0000%

Contract Source Code Verified (Exact Match)

Contract Name:
LinkToken

Compiler Version
v0.4.16+commit.d7661dd9

Optimization Enabled:
Yes with 200 runs

Other Settings:
default evmVersion, Audited

Contract Source Code (Solidity)Audit Report

/**
 *Submitted for verification at Etherscan.io on 2017-09-23
*/

pragma solidity ^0.4.16;


/**
 * @title SafeMath
 * @dev Math operations with safety checks that throw on error
 */
library SafeMath {
  function mul(uint256 a, uint256 b) internal constant returns (uint256) {
    uint256 c = a * b;
    assert(a == 0 || c / a == b);
    return c;
  }

  function div(uint256 a, uint256 b) internal constant returns (uint256) {
    // assert(b > 0); // Solidity automatically throws when dividing by 0
    uint256 c = a / b;
    // assert(a == b * c + a % b); // There is no case in which this doesn't hold
    return c;
  }

  function sub(uint256 a, uint256 b) internal constant returns (uint256) {
    assert(b <= a);
    return a - b;
  }

  function add(uint256 a, uint256 b) internal constant returns (uint256) {
    uint256 c = a + b;
    assert(c >= a);
    return c;
  }
}


/**
 * @title ERC20Basic
 * @dev Simpler version of ERC20 interface
 * @dev see https://github.com/ethereum/EIPs/issues/179
 */
contract ERC20Basic {
  uint256 public totalSupply;
  function balanceOf(address who) constant returns (uint256);
  function transfer(address to, uint256 value) returns (bool);
  event Transfer(address indexed from, address indexed to, uint256 value);
}
/**
 * @title ERC20 interface
 * @dev see https://github.com/ethereum/EIPs/issues/20
 */
contract ERC20 is ERC20Basic {
  function allowance(address owner, address spender) constant returns (uint256);
  function transferFrom(address from, address to, uint256 value) returns (bool);
  function approve(address spender, uint256 value) returns (bool);
  event Approval(address indexed owner, address indexed spender, uint256 value);
}

contract ERC677 is ERC20 {
  function transferAndCall(address to, uint value, bytes data) returns (bool success);

  event Transfer(address indexed from, address indexed to, uint value, bytes data);
}

contract ERC677Receiver {
  function onTokenTransfer(address _sender, uint _value, bytes _data);
}

/**
 * @title Basic token
 * @dev Basic version of StandardToken, with no allowances. 
 */
contract BasicToken is ERC20Basic {
  using SafeMath for uint256;

  mapping(address => uint256) balances;

  /**
  * @dev transfer token for a specified address
  * @param _to The address to transfer to.
  * @param _value The amount to be transferred.
  */
  function transfer(address _to, uint256 _value) returns (bool) {
    balances[msg.sender] = balances[msg.sender].sub(_value);
    balances[_to] = balances[_to].add(_value);
    Transfer(msg.sender, _to, _value);
    return true;
  }

  /**
  * @dev Gets the balance of the specified address.
  * @param _owner The address to query the the balance of. 
  * @return An uint256 representing the amount owned by the passed address.
  */
  function balanceOf(address _owner) constant returns (uint256 balance) {
    return balances[_owner];
  }

}


/**
 * @title Standard ERC20 token
 *
 * @dev Implementation of the basic standard token.
 * @dev https://github.com/ethereum/EIPs/issues/20
 * @dev Based on code by FirstBlood: https://github.com/Firstbloodio/token/blob/master/smart_contract/FirstBloodToken.sol
 */
contract StandardToken is ERC20, BasicToken {

  mapping (address => mapping (address => uint256)) allowed;


  /**
   * @dev Transfer tokens from one address to another
   * @param _from address The address which you want to send tokens from
   * @param _to address The address which you want to transfer to
   * @param _value uint256 the amount of tokens to be transferred
   */
  function transferFrom(address _from, address _to, uint256 _value) returns (bool) {
    var _allowance = allowed[_from][msg.sender];

    // Check is not needed because sub(_allowance, _value) will already throw if this condition is not met
    // require (_value <= _allowance);

    balances[_from] = balances[_from].sub(_value);
    balances[_to] = balances[_to].add(_value);
    allowed[_from][msg.sender] = _allowance.sub(_value);
    Transfer(_from, _to, _value);
    return true;
  }

  /**
   * @dev Approve the passed address to spend the specified amount of tokens on behalf of msg.sender.
   * @param _spender The address which will spend the funds.
   * @param _value The amount of tokens to be spent.
   */
  function approve(address _spender, uint256 _value) returns (bool) {
    allowed[msg.sender][_spender] = _value;
    Approval(msg.sender, _spender, _value);
    return true;
  }

  /**
   * @dev Function to check the amount of tokens that an owner allowed to a spender.
   * @param _owner address The address which owns the funds.
   * @param _spender address The address which will spend the funds.
   * @return A uint256 specifying the amount of tokens still available for the spender.
   */
  function allowance(address _owner, address _spender) constant returns (uint256 remaining) {
    return allowed[_owner][_spender];
  }
  
    /*
   * approve should be called when allowed[_spender] == 0. To increment
   * allowed value is better to use this function to avoid 2 calls (and wait until 
   * the first transaction is mined)
   * From MonolithDAO Token.sol
   */
  function increaseApproval (address _spender, uint _addedValue) 
    returns (bool success) {
    allowed[msg.sender][_spender] = allowed[msg.sender][_spender].add(_addedValue);
    Approval(msg.sender, _spender, allowed[msg.sender][_spender]);
    return true;
  }

  function decreaseApproval (address _spender, uint _subtractedValue) 
    returns (bool success) {
    uint oldValue = allowed[msg.sender][_spender];
    if (_subtractedValue > oldValue) {
      allowed[msg.sender][_spender] = 0;
    } else {
      allowed[msg.sender][_spender] = oldValue.sub(_subtractedValue);
    }
    Approval(msg.sender, _spender, allowed[msg.sender][_spender]);
    return true;
  }

}

contract ERC677Token is ERC677 {

  /**
  * @dev transfer token to a contract address with additional data if the recipient is a contact.
  * @param _to The address to transfer to.
  * @param _value The amount to be transferred.
  * @param _data The extra data to be passed to the receiving contract.
  */
  function transferAndCall(address _to, uint _value, bytes _data)
    public
    returns (bool success)
  {
    super.transfer(_to, _value);
    Transfer(msg.sender, _to, _value, _data);
    if (isContract(_to)) {
      contractFallback(_to, _value, _data);
    }
    return true;
  }


  // PRIVATE

  function contractFallback(address _to, uint _value, bytes _data)
    private
  {
    ERC677Receiver receiver = ERC677Receiver(_to);
    receiver.onTokenTransfer(msg.sender, _value, _data);
  }

  function isContract(address _addr)
    private
    returns (bool hasCode)
  {
    uint length;
    assembly { length := extcodesize(_addr) }
    return length > 0;
  }

}

contract LinkToken is StandardToken, ERC677Token {

  uint public constant totalSupply = 10**27;
  string public constant name = 'ChainLink Token';
  uint8 public constant decimals = 18;
  string public constant symbol = 'LINK';

  function LinkToken()
    public
  {
    balances[msg.sender] = totalSupply;
  }

  /**
  * @dev transfer token to a specified address with additional data if the recipient is a contract.
  * @param _to The address to transfer to.
  * @param _value The amount to be transferred.
  * @param _data The extra data to be passed to the receiving contract.
  */
  function transferAndCall(address _to, uint _value, bytes _data)
    public
    validRecipient(_to)
    returns (bool success)
  {
    return super.transferAndCall(_to, _value, _data);
  }

  /**
  * @dev transfer token to a specified address.
  * @param _to The address to transfer to.
  * @param _value The amount to be transferred.
  */
  function transfer(address _to, uint _value)
    public
    validRecipient(_to)
    returns (bool success)
  {
    return super.transfer(_to, _value);
  }

  /**
   * @dev Approve the passed address to spend the specified amount of tokens on behalf of msg.sender.
   * @param _spender The address which will spend the funds.
   * @param _value The amount of tokens to be spent.
   */
  function approve(address _spender, uint256 _value)
    public
    validRecipient(_spender)
    returns (bool)
  {
    return super.approve(_spender,  _value);
  }

  /**
   * @dev Transfer tokens from one address to another
   * @param _from address The address which you want to send tokens from
   * @param _to address The address which you want to transfer to
   * @param _value uint256 the amount of tokens to be transferred
   */
  function transferFrom(address _from, address _to, uint256 _value)
    public
    validRecipient(_to)
    returns (bool)
  {
    return super.transferFrom(_from, _to, _value);
  }


  // MODIFIERS

  modifier validRecipient(address _recipient) {
    require(_recipient != address(0) && _recipient != address(this));
    _;
  }

}

Contract Security Audit

Contract ABI

[{"constant":true,"inputs":[],"name":"name","outputs":[{"name":"","type":"string"}],"payable":false,"stateMutability":"view","type":"function"},{"constant":false,"inputs":[{"name":"_spender","type":"address"},{"name":"_value","type":"uint256"}],"name":"approve","outputs":[{"name":"","type":"bool"}],"payable":false,"stateMutability":"nonpayable","type":"function"},{"constant":true,"inputs":[],"name":"totalSupply","outputs":[{"name":"","type":"uint256"}],"payable":false,"stateMutability":"view","type":"function"},{"constant":false,"inputs":[{"name":"_from","type":"address"},{"name":"_to","type":"address"},{"name":"_value","type":"uint256"}],"name":"transferFrom","outputs":[{"name":"","type":"bool"}],"payable":false,"stateMutability":"nonpayable","type":"function"},{"constant":true,"inputs":[],"name":"decimals","outputs":[{"name":"","type":"uint8"}],"payable":false,"stateMutability":"view","type":"function"},{"constant":false,"inputs":[{"name":"_to","type":"address"},{"name":"_value","type":"uint256"},{"name":"_data","type":"bytes"}],"name":"transferAndCall","outputs":[{"name":"success","type":"bool"}],"payable":false,"stateMutability":"nonpayable","type":"function"},{"constant":false,"inputs":[{"name":"_spender","type":"address"},{"name":"_subtractedValue","type":"uint256"}],"name":"decreaseApproval","outputs":[{"name":"success","type":"bool"}],"payable":false,"stateMutability":"nonpayable","type":"function"},{"constant":true,"inputs":[{"name":"_owner","type":"address"}],"name":"balanceOf","outputs":[{"name":"balance","type":"uint256"}],"payable":false,"stateMutability":"view","type":"function"},{"constant":true,"inputs":[],"name":"symbol","outputs":[{"name":"","type":"string"}],"payable":false,"stateMutability":"view","type":"function"},{"constant":false,"inputs":[{"name":"_to","type":"address"},{"name":"_value","type":"uint256"}],"name":"transfer","outputs":[{"name":"success","type":"bool"}],"payable":false,"stateMutability":"nonpayable","type":"function"},{"constant":false,"inputs":[{"name":"_spender","type":"address"},{"name":"_addedValue","type":"uint256"}],"name":"increaseApproval","outputs":[{"name":"success","type":"bool"}],"payable":false,"stateMutability":"nonpayable","type":"function"},{"constant":true,"inputs":[{"name":"_owner","type":"address"},{"name":"_spender","type":"address"}],"name":"allowance","outputs":[{"name":"remaining","type":"uint256"}],"payable":false,"stateMutability":"view","type":"function"},{"inputs":[],"payable":false,"stateMutability":"nonpayable","type":"constructor"},{"anonymous":false,"inputs":[{"indexed":true,"name":"from","type":"address"},{"indexed":true,"name":"to","type":"address"},{"indexed":false,"name":"value","type":"uint256"},{"indexed":false,"name":"data","type":"bytes"}],"name":"Transfer","type":"event"},{"anonymous":false,"inputs":[{"indexed":true,"name":"owner","type":"address"},{"indexed":true,"name":"spender","type":"address"},{"indexed":false,"name":"value","type":"uint256"}],"name":"Approval","type":"event"}]

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

Deployed Bytecode

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

Swarm Source

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

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