Contract class

A Contract is an abstraction of code that has been deployed to the blockchain.

A Contract may be sent transactions, which will trigger its code to be run with the input of the transaction data.

Available Extensions
Annotations
  • @JS("Contract")

Constructors

Contract(String address, dynamic abi, dynamic providerOrSigner)
Contruct Contract object for invoking smart contract method.

Properties

address → String
This is the address (or ENS name) the contract was constructed with.
no setter
hashCode → int
The hash code for this object.
no setterinherited
interface → Interface
This is the ABI as an Interface.
no setter
provider → Provider
If a Provider was provided to the constructor, this is that provider. If a Signer was provided that had a Provider, this is that provider.
no setter
runtimeType → Type
A representation of the runtime type of the object.
no setterinherited
signer → Signer?
If a Signer was provided to the constructor, this is that signer.
no setter

Methods

connect(dynamic providerOrSigner) → Contract
Returns a new instance of the Contract, but connected to Provider or Signer.
listenerCount([String? eventName]) → int
Returns the number of listeners for the eventName events. If no eventName is provided, the total number of listeners is returned.
listeners(String eventName) → List
Returns the list of Listeners for the eventName events.
noSuchMethod(Invocation invocation) → dynamic
Invoked when a nonexistent method or property is accessed.
inherited
removeAllListeners([String? eventName]) → dynamic
Remove all the listeners for the eventName events. If no eventName is provided, all events are removed.
toString() → String
A string representation of this object.
inherited

Operators

operator ==(Object other) → bool
The equality operator.
inherited