BTreeMap
Composite 547 v393BTreeMap
About This Type
Structured type: BTreeMap.
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 (1)
| # | Name | Type |
|---|---|---|
| 0 | (unnamed) | Vec<(H256, u64)> |
SCALE Encoding
- Rule
- 1 field encoded consecutively in declaration order. No field names or delimiters.
- Size
- sum of field sizes
Examples
Struct with 1 field = ?: Vec<(H256, u64)>
0x<field0>field 0 field0: Vec<(H256, u64)>Code Examples
import { TypeRegistry } from "@polkadot/types";
const registry = new TypeRegistry();
// Encode BTreeMap
const value = registry.createType("BTreeMap", {
field: 0
});
console.log("Hex:", value.toHex());Type Parameters
K = H256
V = u64
Referenced By (2)
Type Information
- Type ID
- 547
- Kind
- Composite
- Path
- BTreeMap
- Runtime
- v393