ContractsHelper class

A utility class providing methods to interact with contracts.

ContractsHelper simplifies tasks such as reading from a contract, encoding data for contract calls, and signing off-chain transactions.

Constructors

ContractsHelper()

Properties

hashCode → int

The hash code for this object.

no setter, inherited

runtimeType → Type

A representation of the runtime type of the object.

no setter, inherited

Methods

noSuchMethod(Invocation invocation) → dynamic

Invoked when a nonexistent method or property is accessed.

inherited

toString() → String

A string representation of this object.

inherited

Operators

operator ==(Object other) → bool

The equality operator.

inherited

Static Methods

encodedDataForContractCall(String contractName, String contractAddress, String functionName, List params, {String? jsonInterface, bool include0x = false, int? forcePadLength, bool padToEvenLength = false}) → Uint8List

Encodes data for a contract call using the specified function and parameters.

readFromContract(Web3Client client, String contractName, String contractAddress, String functionName, List params, {String? jsonInterface}) → Future<List>

Reads data from a deployed contract using the specified function and parameters.