MaxReserves

Constant v101 → v148, v149 → current u32

Limits complexity of reserved balance tracking.

Current Value

50

From Chain Metadata

The maximum number of named reserves that can exist on an account.

Use Cases

  • Reserve operations

Value History

VersionBlockChangeValue
v101#1Added0
v149#3,014,339Changed0 → 50

Code Examples

import { createClient, Binary } from "polkadot-api";
import { getWsProvider } from "polkadot-api/ws";
import { sub } from "@polkadot-api/descriptors"; // generated by: npx papi add sub -w wss://entrypoint-finney.opentensor.ai:443

const client = createClient(getWsProvider("wss://entrypoint-finney.opentensor.ai:443"));
const api = client.getTypedApi(sub);

// Query MaxReserves constant
const value = await api.constants.Balances.MaxReserves();
console.log("MaxReserves:", value);

Type Information

Type
u32
Byte Size
4 bytes
Encoding
fixed
Raw Hex
0x32000000

Version History

v101 block 1 Added
v149 block 3,014,339 Shape modified Current

Runtime Info

Pallet
Balances
First Version
v101
Latest Version
v101
Current Runtime
v411