Types

Glossary of Types in viem.

`Abi`

Type matching the Contract ABI Specification

Re-exported from ABIType.

`AbiError`

ABI Error type.

Re-exported from ABIType.

`AbiEvent`

ABI Event type.

Re-exported from ABIType.

`AbiFunction`

ABI Function type.

Re-exported from ABIType.

`AbiParameter`

inputs and ouputs item for ABI functions, events, and errors.

Re-exported from ABIType.

`AbiParameterToPrimitiveTypes`

Converts AbiParameter to corresponding TypeScript primitive type.

`AbiParametersToPrimitiveTypes`

Converts array of AbiParameter to corresponding TypeScript primitive types.

`AccessList`

An access list.

`Address`

An address.

Re-exported from ABIType.

`Block`

A type for a Block.

See Type

`Chain`

A type for a Chain.

See Type

`CompactSignature`

A type for EIP-2098 compact signatures.

See Type

`FeeHistory`

A type for fee history.

See Type

`FeeValues`

A type for fee values.

See Type

`Filter`

A type for a Filter.

See Type

`Hash`

Type for a hashed value – a "0x"-prefixed string: "0x${string}"

`Hex`

Type for a hex value – a "0x"-prefixed string: "0x${string}"

`Log`

A type for Event Logs.

See Type

`Signature`

A type for a structured signature.

See Type

`Transaction`

A type for Transactions.

See Type

`TransactionReceipt`

A type for Transaction Receipts.

See Type

`Transport`

A type for Transports.

See Type

`WalletPermission`

A type for wallet (JSON-RPC Account) permissions.

See Type

`TransactionSerializedEIP1559`

EIP-1559 transaction hex value – a "0x02"-prefixed string: "0x02${string}"

`TransactionSerializedEIP2930`

EIP-2930 transaction hex value – a "0x01"-prefixed string: "0x01${string}"

`TransactionSerializedLegacy`

Legacy transaction hex value – a "0x"-prefixed string: "0x${string}"

`TransactionType`

All types of transactions. "eip1559" | "eip2930" | "eip4844" | "legacy"

`TransactionRequest`

A type for all transaction requests.

See Type.