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/ getLatestBlockhash
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The getLatestBlockhash method is only available in solana-core v1.9 or newer. Please use getRecentBlockhash for solana-core v1.8
Parameters:
Commitment - string - (optional) The level of commitment required for the query. The options include:
Finalized - string - The node will query the most recent block confirmed by the supermajority of the cluster as having reached maximum lockout, meaning the cluster has recognized this block as finalized
Confirmed - string - The node will query the most recent block that has been voted on by the supermajority of the cluster
Processed - string - The node will query its most recent block. Note that the block may not be complete
minContextSlot - integer - (optional) The minimum slot at which the request can be evaluated
Returns:
context - The information about the current state of the program
apiVersion - The version of the Solana RPC API to use
slot - An integer representing the slot for which to retrieve the fee calculator
value - A JSON object with the following fields:
blockhash - The block hash encoded as base-58 string
lastValidBlockHeight - The last block height at which the blockhash will be valid
Code Examples:
const web3 = require("@solana/web3.js");
(async () => {
const solana = new web3.Connection("http://sample-endpoint-name.network.quiknode.pro/token-goes-here/");
console.log(await solana.getLatestBlockhash());
})();
curl http://sample-endpoint-name.network.quiknode.pro/token-goes-here/ \
-X POST \
-H "Content-Type: application/json" \
--data '{"jsonrpc":"2.0","id":1, "method":"getLatestBlockhash", "params": [{"commitment":"processed"}]}'
from solana.rpc.api import Client
solana_client = Client("http://sample-endpoint-name.network.quiknode.pro/token-goes-here/")
print(solana_client.get_latest_blockhash())
require "uri"
require "json"
require "net/http"
url = URI("http://sample-endpoint-name.network.quiknode.pro/token-goes-here/")
https = Net::HTTP.new(url.host, url.port)
https.use_ssl = true
request = Net::HTTP::Post.new(url)
request["Content-Type"] = "application/json"
request.body = JSON.dump({
"jsonrpc": "2.0",
"id": 1,
"method": "getLatestBlockhash",
"params": [
{
"commitment": "processed"
}
]
})
response = https.request(request)
puts response.read_body