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

Paramètres

objet

objet

Chargement...

commitment

chaîne de caractères

Chargement...

finalisé

chaîne de caractères

Chargement...

confirmed

chaîne de caractères

Chargement...

processed

chaîne de caractères

Chargement...

minContextSlot

entier

Chargement...

Renvoie

résultat

Chargement...

context

Chargement...

apiVersion

Chargement...

slot

Chargement...

valeur

Chargement...

blockhash

Chargement...

lastValidBlockHeight

Chargement...

Requête

1
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
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
require "uri"
2
require "json"
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require "net/http"
4

5
url = URI("https://docs-demo.solana-mainnet.quiknode.pro/")
6

7
https = Net::HTTP.new(url.host, url.port)
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https.use_ssl = true
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10
request = Net::HTTP::Post.new(url)
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request["Content-Type"] = "application/json"
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request.body = 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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23
response = https.request(request)
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puts response.read_body
25

1
require "uri"
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require "json"
3
require "net/http"
4

5
url = URI("https://docs-demo.solana-mainnet.quiknode.pro/")
6

7
https = Net::HTTP.new(url.host, url.port)
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https.use_ssl = true
9

10
request = Net::HTTP::Post.new(url)
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request["Content-Type"] = "application/json"
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request.body = 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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})
22

23
response = https.request(request)
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puts response.read_body
25

1
import { createSolanaRpc } from "@solana/kit";
2

3
(async () => {
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  const solanaRpc = createSolanaRpc("https://docs-demo.solana-mainnet.quiknode.pro/");
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6
  essayer {
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    const latestBlockhash = await solanaRpc.getLatestBlockhash().send();
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    console.log(latestBlockhash);
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  } catch (erreur) {
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    console.error("Error fetching latest blockhash:", error);
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  }
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})();

1
import { createSolanaRpc } from "@solana/kit";
2

3
(async () => {
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  const solanaRpc = createSolanaRpc("https://docs-demo.solana-mainnet.quiknode.pro/");
5
  
6
  essayer {
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    const latestBlockhash = await solanaRpc.getLatestBlockhash().send();
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    console.log(latestBlockhash);
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  } catch (erreur) {
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    console.error("Error fetching latest blockhash:", error);
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  }
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})();

1
const web3 = require("@solana/web3.js");
2
(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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})();
6

1
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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})();
6

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())

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())

1
use reqwest::header;
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use reqwest::Client;
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use std::error::Error;
4

5
#[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());
9

10
    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?; 
29

30
    let body = response.text().await?;
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    println!("{}", body);
32

33
    Ok(())
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}

1
use reqwest::header;
2
use reqwest::Client;
3
use std::error::Error;
4

5
#[tokio::main]
6
async fn main() -> Result<(), Box<dyn Error>> {
7
    let mut headers = header::HeaderMap::new();
8
    headers.insert("Content-Type", "application/json".parse().unwrap());
9

10
    let client = Client::new();
11
    let json_data = r#"
12
    {
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        "jsonrpc": "2.0",
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        "id": 1,
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        "method": "getLatestBlockhash",
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        "params": [
17
            {
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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?; 
29

30
    let body = response.text().await?;
31
    println!("{}", body);
32

33
    Ok(())
34
}

Réponse

1
{
2
  "jsonrpc": "2.0",
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  "result": {
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    "context": {
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      "slot": 2792
6
    },
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    "value": {
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      "blockhash": "EkSnNWid2cvwEVnVx9aBqawnmiCNiDgp3gUdkDPTKN1N",
9
      "lastValidBlockHeight": 3090
10
    }
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  },
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  "id": 1
13
}

1
{
2
  "jsonrpc": "2.0",
3
  "result": {
4
    "context": {
5
      "slot": 2792
6
    },
7
    "value": {
8
      "blockhash": "EkSnNWid2cvwEVnVx9aBqawnmiCNiDgp3gUdkDPTKN1N",
9
      "lastValidBlockHeight": 3090
10
    }
11
  },
12
  "id": 1
13
}

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