Counter offers functionality to incrementally update a value and manage access through ownership and operator privileges. This can be used in scenarios requiring tallying, tracking usage or interactions, and other numerical record-keeping in smart contracts.
Functions
value()
- Description: Retrieves the current value of the counter.
- Returns:
uint256representing the current counter value.
owner()
- Description: Fetches the address recognized as the owner of the counter.
- Returns: Address of the current owner.
operator()
- Description: Obtains the address designated as the operator of the counter, who is permitted to perform specific actions like adding to the counter.
- Returns: Operator’s address.
transferOwnership(address newOwner)
- Description: Assigns ownership of the counter to a new address, transferring all associated control and privileges.
- Parameters:
newOwner: The address to be assigned as the new owner of the counter.
- Restrictions: Can only be executed by the current owner.
add(uint256 additionalValue)
- Description: Increments the counter by a specified value.
- Parameters:
additionalValue: The amount by which to increase the counter.
- Restrictions: Can only be executed by the current operator.
reset()
- Description: Resets the counter value to zero, effectively restarting any count or tally being maintained.
- Restrictions: Can only be executed by the current owner.