getLatestBlockhash RPC Method

Please note that this method is only available in solana-core v1.9 or newer. Please use getRecentBlockhash for solana-core v1.8

Parameters

object

object

Bezig met laden...

commitment

tekenreeks

Bezig met laden...

finalized

tekenreeks

Bezig met laden...

confirmed

tekenreeks

Bezig met laden...

processed

tekenreeks

Bezig met laden...

minContextSlot

geheel getal

Bezig met laden...

Retourzendingen

resultaat

Bezig met laden...

context

Bezig met laden...

apiVersion

Bezig met laden...

slot

Bezig met laden...

waarde

Bezig met laden...

blockhash

Bezig met laden...

lastValidBlockHeight

Bezig met laden...

Verzoek

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curl https://docs-demo.solana-mainnet.quiknode.pro/ \
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  -X POST \
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  -H "Content-Type: application/json" \
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  --data '{"jsonrpc":"2.0","id":1, "method":"getLatestBlockhash", "params": [{"commitment":"processed"}]}'

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curl https://docs-demo.solana-mainnet.quiknode.pro/ \
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  -X POST \
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  -H "Content-Type: application/json" \
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  --data '{"jsonrpc":"2.0","id":1, "method":"getLatestBlockhash", "params": [{"commitment":"processed"}]}'

1
vereisen "uri"
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vereisen "json"
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vereisen "net/http"
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5
url = URI("https://docs-demo.solana-mainnet.quiknode.pro/")
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https = Net::HTTP.nieuw(url.host, url.poort)
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https.use_ssl = true
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verzoek = Netto::HTTP::POST.nieuw(url)
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verzoek["Content-Type"] = "application/json"
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verzoek.tekst = JSON.dump({
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  "jsonrpc": "2.0",
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  "id": 1,
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  "method": "getLatestBlockhash",
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  "params": [
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    {
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      "commitment": "processed"
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    }
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  ]
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})
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antwoord = https.verzoek(verzoek)
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geeft het antwoord weer.read_body
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1
vereisen "uri"
2
vereisen "json"
3
vereisen "net/http"
4

5
url = URI("https://docs-demo.solana-mainnet.quiknode.pro/")
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https = Net::HTTP.nieuw(url.host, url.poort)
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https.use_ssl = true
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verzoek = Netto::HTTP::POST.nieuw(url)
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verzoek["Content-Type"] = "application/json"
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verzoek.tekst = JSON.dump({
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  "jsonrpc": "2.0",
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  "id": 1,
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  "method": "getLatestBlockhash",
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  "params": [
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    {
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      "commitment": "processed"
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    }
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  ]
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})
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antwoord = https.verzoek(verzoek)
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geeft het antwoord weer.read_body
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1
import { createSolanaRpc } from "@solana/kit";
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(async () => {
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  const solanaRpc = createSolanaRpc("https://docs-demo.solana-mainnet.quiknode.pro/");
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  try {
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    const latestBlockhash = await solanaRpc.getLatestBlockhash().send();
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    console.log(latestBlockhash);
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  } catch (error) {
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    console.error("Error fetching latest blockhash:", error);
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  }
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})();

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import { createSolanaRpc } from "@solana/kit";
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(async () => {
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  const solanaRpc = createSolanaRpc("https://docs-demo.solana-mainnet.quiknode.pro/");
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  try {
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    const latestBlockhash = await solanaRpc.getLatestBlockhash().send();
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    console.log(latestBlockhash);
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  } catch (error) {
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    console.error("Error fetching latest blockhash:", error);
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  }
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})();

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const web3 = require("@solana/web3.js");
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(async () => {
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  const solana = new web3.Connection("https://docs-demo.solana-mainnet.quiknode.pro/");
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  console.log(await solana.getLatestBlockhash());
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})();
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const web3 = require("@solana/web3.js");
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(async () => {
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  const solana = new web3.Connection("https://docs-demo.solana-mainnet.quiknode.pro/");
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  console.log(await solana.getLatestBlockhash());
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})();
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1
from solana.rpc.api import Client
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solana_client = Client("https://docs-demo.solana-mainnet.quiknode.pro/")
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print(solana_client.get_latest_blockhash())

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from solana.rpc.api import Client
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solana_client = Client("https://docs-demo.solana-mainnet.quiknode.pro/")
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print(solana_client.get_latest_blockhash())

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use reqwest::header;
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use reqwest::Client;
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use std::error::Error;
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#[tokio::main]
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async fn main() -> Result<(), Box<dyn Error>> {
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    let mut headers = header::HeaderMap::new();
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    headers.insert("Content-Type", "application/json".parse().unwrap());
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    let client = Client::new();
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    let json_data = r#"
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    {
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        "jsonrpc": "2.0",
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        "id": 1,
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        "method": "getLatestBlockhash",
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        "params": [
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            {
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                "commitment": "processed"
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            }
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        ]
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    }
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    "#;
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    let response = client
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        .post("https://docs-demo.solana-mainnet.quiknode.pro/")
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        .headers(headers)
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        .body(json_data)
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        .send()
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        .await?; 
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    let body = response.text().await?;
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    println!("{}", body);
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    Oké(())
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}

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use reqwest::header;
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use reqwest::Client;
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use std::error::Error;
4

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#[tokio::main]
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async fn main() -> Result<(), Box<dyn Error>> {
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    let mut headers = header::HeaderMap::new();
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    headers.insert("Content-Type", "application/json".parse().unwrap());
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    let client = Client::new();
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    let json_data = r#"
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    {
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        "jsonrpc": "2.0",
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        "id": 1,
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        "method": "getLatestBlockhash",
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        "params": [
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            {
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                "commitment": "processed"
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            }
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        ]
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    }
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    "#;
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    let response = client
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        .post("https://docs-demo.solana-mainnet.quiknode.pro/")
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        .headers(headers)
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        .body(json_data)
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        .send()
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        .await?; 
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30
    let body = response.text().await?;
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    println!("{}", body);
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    Oké(())
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}

Antwoord

1
{
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  "jsonrpc": "2.0",
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  "result": {
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    "context": {
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      "slot": 2792
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    },
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    "value": {
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      "blockhash": "EkSnNWid2cvwEVnVx9aBqawnmiCNiDgp3gUdkDPTKN1N",
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      "lastValidBlockHeight": 3090
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    }
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  },
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  "id": 1
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}

1
{
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  "jsonrpc": "2.0",
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  "result": {
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    "context": {
5
      "slot": 2792
6
    },
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    "value": {
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      "blockhash": "EkSnNWid2cvwEVnVx9aBqawnmiCNiDgp3gUdkDPTKN1N",
9
      "lastValidBlockHeight": 3090
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    }
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  },
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  "id": 1
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}

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