EIP20NonStandardInterface
Overview
License: MIT
interface EIP20NonStandardInterface
Version of ERC20 with no return values for transfer
and transferFrom
See https://medium.com/coinmonks/missing-return-value-bug-at-least-130-tokens-affected-d67bf08521ca
Events info
Transfer
event Transfer(address indexed from, address indexed to, uint256 amount)
Approval
event Approval(address indexed owner, address indexed spender, uint256 amount)
Functions info
totalSupply (0x18160ddd)
function totalSupply() external view returns (uint256)
Get the total number of tokens in circulation
Return values:
[0]
uint256
The supply of tokens
balanceOf (0x70a08231)
function balanceOf(address owner) external view returns (uint256 balance)
Gets the balance of the specified address
Parameters:
owner
address
The address from which the balance will be retrieved
transfer (0xa9059cbb)
function transfer(address dst, uint256 amount) external
Transfer amount
tokens from msg.sender
to dst
Parameters:
dst
address
The address of the destination account
amount
uint256
The number of tokens to transfer
transferFrom (0x23b872dd)
function transferFrom(address src, address dst, uint256 amount) external
Transfer amount
tokens from src
to dst
Parameters:
src
address
The address of the source account
dst
address
The address of the destination account
amount
uint256
The number of tokens to transfer
approve (0x095ea7b3)
function approve(
address spender,
uint256 amount
) external returns (bool success)
Approve spender
to transfer up to amount
from src
This will overwrite the approval amount for spender
and is subject to issues noted here
Parameters:
spender
address
The address of the account which may transfer tokens
amount
uint256
The number of tokens that are approved
return Whether or not the approval succeeded
allowance (0xdd62ed3e)
function allowance(
address owner,
address spender
) external view returns (uint256 remaining)
Get the current allowance from owner
for spender
Parameters:
owner
address
The address of the account which owns the tokens to be spent
spender
address
The address of the account which may transfer tokens
return The number of tokens allowed to be spent
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