Documentation Index
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TokenLib
Git Source
Library the contains helper methods for retrieving balances and transfering ERC-20 and ERC-721
Functions
balanceOf
Retrieves the balance of a specified token for a given user
This function calls the balanceOf function on the token contract using the provided selector and decodes
the returned data to retrieve the balance
function balanceOf(address token, address user) internal view returns (uint256);
| Name | Type | Description |
|---|
token | address | The address of the token contract |
user | address | The address of the user to query |
| Name | Type | Description |
|---|
<none> | uint256 | The balance of tokens held by the user |
safeTransfer
Safely transfers tokens from the calling contract to a recipient
Calls the transfer function on the specified token contract and checks for successful transfer
function safeTransfer(address token, address to, uint256 value) internal;
| Name | Type | Description |
|---|
token | address | The contract address of the token which will be transferred |
to | address | The recipient of the transfer |
value | uint256 | The amount of tokens to be transferred |
safeTransferFrom
Safely transfers tokens from one address to another using the transferFrom function
Calls the transferFrom function on the specified token contract and checks for successful transfer
function safeTransferFrom(address token, address from, address to, uint256 value) internal;
| Name | Type | Description |
|---|
token | address | The contract address of the token which will be transferred |
from | address | The source address from which tokens will be transferred |
to | address | The recipient address to which tokens will be transferred |
value | uint256 | The amount of tokens to be transferred |
