StandardToken | Optimism

codeslaw

StandardTokenSolidityv0.8.20+commit.a1b79de6

network

Optimism

address0x8affcb2985ab7b02ab2130f1bfa7cf9f099c9695

deployer0x51BFf97A47dCae073315974ac05850880a9B5315

tx last 12 months

0 txs

calls last 12 months

1 call

6 Files

@openzeppelin

contracts

token

ERC20

IERC20.sol

contracts-upgradeable

access

OwnableUpgradeable.sol

proxy

utils

Initializable.sol

utils

AddressUpgradeable.sol

ContextUpgradeable.sol

contracts

StandardToken.sol

Source: Etherscan, Smart Contract Sanctuary, or Sourcify. For more information, see our about page.

abi

constructor

constructor()

functions

allowance

view

function allowance(address owner, address spender) view returns (uint256)

balanceOf

view

function balanceOf(address account) view returns (uint256)

decimals

view

function decimals() view returns (uint8)

name

view

function name() view returns (string)

owner

view

function owner() view returns (address)

symbol

view

function symbol() view returns (string)

totalSupply

view

function totalSupply() view returns (uint256)

VERSION

view

function VERSION() view returns (uint256)

approve

nonpayable

function approve(address spender, uint256 amount) returns (bool)

decreaseAllowance

nonpayable

function decreaseAllowance(address spender, uint256 subtractedValue) returns (bool)

increaseAllowance

nonpayable

function increaseAllowance(address spender, uint256 addedValue) returns (bool)

initialize

nonpayable

function initialize(address owner_, string name_, string symbol_, uint8 decimals_, uint256 totalSupply_)

renounceOwnership

nonpayable

function renounceOwnership()

transfer

nonpayable

function transfer(address recipient, uint256 amount) returns (bool)

transferFrom

nonpayable

function transferFrom(address sender, address recipient, uint256 amount) returns (bool)

transferOwnership

nonpayable

function transferOwnership(address newOwner)

events

Approval

event Approval(address indexed owner, address indexed spender, uint256 value)

Initialized

event Initialized(uint8 version)

OwnershipTransferred

event OwnershipTransferred(address indexed previousOwner, address indexed newOwner)

Transfer

event Transfer(address indexed from, address indexed to, uint256 value)

errors

No errors.

bytecode

creation bytecode

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