[u8; 9]

Array 183 v393

About This Type

Fixed-length array of 9 u8 values.

Always exactly 9 elements. No length prefix needed since the size is known at compile time.

Encoding: 9 elements encoded consecutively, no length prefix.

Fixed-Length Array

Element Type
u8
Length
9
SCALE Encoding
Fixed-length (9 x element size bytes)

SCALE Encoding

Rule
9 elements encoded consecutively, no length prefix (size known at compile time).
Size
9 bytes

Examples

9-byte array = [u8; 9]
0xxxxxxxxx...
9 raw bytes 9 bytes concatenated, no prefix

Code Examples

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

const registry = new TypeRegistry();

// Encode a [u8; 9]
const arr = registry.createType("[u8; 9]", new Uint8Array(9));
console.log("Hex:", arr.toHex());

Referenced By (2)

Type Information

Type ID
183
Kind
Array
Runtime
v393