RuntimeVersion

Composite 117 v393

sp_version::RuntimeVersion

About This Type

Structured type: RuntimeVersion.

A struct-like type where each field is encoded in declaration order.

Encoding: Fields encoded consecutively in declaration order, no field names or separators.

Fields (8)

#	Name	Type
0	spec_name	Cow
1	impl_name	Cow
2	authoring_version	u32
3	spec_version	u32
4	impl_version	u32
5	apis	Cow
6	transaction_version	u32
7	system_version	u8

SCALE Encoding

Rule: 8 fields encoded consecutively in declaration order. No field names or delimiters.
Size: sum of field sizes

Examples

Struct with 8 fields = spec_name: Cow, impl_name: Cow, authoring_version: u32, spec_version: u32, impl_version: u32, apis: Cow, transaction_version: u32, system_version: u8

0x<field0><field1><field2><field3><field4><field5><field6><field7>

field 0 spec_name: Cow

field 1 impl_name: Cow

field 2 authoring_version: u32

field 3 spec_version: u32

field 4 impl_version: u32

field 5 apis: Cow

field 6 transaction_version: u32

field 7 system_version: u8

Code Examples

import { TypeRegistry } from "@polkadot/types";

const registry = new TypeRegistry();

// Encode RuntimeVersion
const value = registry.createType("RuntimeVersion", {
  spec_name: 0,
  impl_name: 0,
  authoring_version: 1000000,
  spec_version: 1000000,
  impl_version: 1000000,
  apis: 0,
  transaction_version: 1000000,
  system_version: 42
});
console.log("Hex:", value.toHex());

Type Information

Type ID: 117
Kind: Composite
Path: sp_version::RuntimeVersion
Runtime: v393

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