ERC1155

Functions

constructor

constructor() public

balanceOf

function balanceOf(address owner, uint256 id) public view returns (uint256)

Get the specified address' balance for token with specified ID.

Parameters

Name	Type	Description
owner	address	The address of the token holder
id	uint256	ID of the token

Return Values

Name	Type	Description
[0]	uint256	The owner's balance of the token type requested

balanceOfBatch

function balanceOfBatch(address[] owners, uint256[] ids) public view returns (uint256[])

Get the balance of multiple account/token pairs

Parameters

Name	Type	Description
owners	address[]	The addresses of the token holders
ids	uint256[]	IDs of the tokens

Return Values

Name	Type	Description
[0]	uint256[]	Balances for each owner and token id pair

setApprovalForAll

function setApprovalForAll(address operator, bool approved) external

Sets or unsets the approval of a given operator An operator is allowed to transfer all tokens of the sender on their behalf

Parameters

Name	Type	Description
operator	address	address to set the approval
approved	bool	representing the status of the approval to be set

isApprovedForAll

function isApprovedForAll(address owner, address operator) external view returns (bool)

Queries the approval status of an operator for a given owner.

Parameters

Name	Type	Description
owner	address	The owner of the Tokens
operator	address	Address of authorized operator

Return Values

Name	Type	Description
[0]	bool	True if the operator is approved, false if not

safeTransferFrom

function safeTransferFrom(address from, address to, uint256 id, uint256 value, bytes data) external

Transfers value amount of an id from the from address to the to address specified. Caller must be approved to manage the tokens being transferred out of the from account. If to is a smart contract, will call onERC1155Received on to and act appropriately.

Parameters

Name	Type	Description
from	address	Source address
to	address	Target address
id	uint256	ID of the token type
value	uint256	Transfer amount
data	bytes	Data forwarded to onERC1155Received if to is a contract receiver

safeBatchTransferFrom

function safeBatchTransferFrom(address from, address to, uint256[] ids, uint256[] values, bytes data) external

Transfers values amount(s) of ids from the from address to the to address specified. Caller must be approved to manage the tokens being transferred out of the from account. If to is a smart contract, will call onERC1155BatchReceived on to and act appropriately.

Parameters

Name	Type	Description
from	address	Source address
to	address	Target address
ids	uint256[]	IDs of each token type
values	uint256[]	Transfer amounts per token type
data	bytes	Data forwarded to onERC1155Received if to is a contract receiver

_mint

function _mint(address to, uint256 id, uint256 value, bytes data) internal

Internal function to mint an amount of a token with the given ID

Parameters

Name	Type	Description
to	address	The address that will own the minted token
id	uint256	ID of the token to be minted
value	uint256	Amount of the token to be minted
data	bytes	Data forwarded to onERC1155Received if to is a contract receiver

_batchMint

function _batchMint(address to, uint256[] ids, uint256[] values, bytes data) internal

Internal function to batch mint amounts of tokens with the given IDs

Parameters

Name	Type	Description
to	address	The address that will own the minted token
ids	uint256[]	IDs of the tokens to be minted
values	uint256[]	Amounts of the tokens to be minted
data	bytes	Data forwarded to onERC1155Received if to is a contract receiver

_burn

function _burn(address owner, uint256 id, uint256 value) internal

Internal function to burn an amount of a token with the given ID

Parameters

Name	Type	Description
owner	address	Account which owns the token to be burnt
id	uint256	ID of the token to be burnt
value	uint256	Amount of the token to be burnt

_batchBurn

function _batchBurn(address owner, uint256[] ids, uint256[] values) internal

Internal function to batch burn an amounts of tokens with the given IDs

Parameters

Name	Type	Description
owner	address	Account which owns the token to be burnt
ids	uint256[]	IDs of the tokens to be burnt
values	uint256[]	Amounts of the tokens to be burnt

_doSafeTransferAcceptanceCheck

function _doSafeTransferAcceptanceCheck(address operator, address from, address to, uint256 id, uint256 value, bytes data) internal

_doSafeBatchTransferAcceptanceCheck

function _doSafeBatchTransferAcceptanceCheck(address operator, address from, address to, uint256[] ids, uint256[] values, bytes data) internal