Check whether a blockhash is still valid.
HTTP transport instance
The blockhash to evaluate, as a base-58 encoded string
Desired commitment level
Additional call options
Boolean indicating validity, wrapped in RPC context
const { value: valid } = await isBlockhashValid(transport, blockhash); Copy
const { value: valid } = await isBlockhashValid(transport, blockhash);
1.0.0
Check whether a blockhash is still valid.