eth_getBlockTransactionCountByHash - BSC

Example code for the eth_getBlockTransactionCountByHash JSON RPC method. Сomplete guide on how to use eth_getBlockTransactionCountByHash JSON RPC in GetBlock Web3 documentation.

This method returns the number of transactions in a block specified by the block hash on the BNB Smart Chain. This is useful for analyzing block activity and transaction throughput.

Parameters

Parameter

Type

Required

Description

blockHash

string

Yes

32-byte block hash

Request Example

curl --location --request POST 'https://go.getblock.io/<ACCESS-TOKEN>/' \
--header 'Content-Type: application/json' \
--data-raw '{
    "jsonrpc": "2.0",
    "method": "eth_getBlockTransactionCountByHash",
    "params": ["0x4e3a3754410177e6937ef1f84bba68ea139e8d1a2258c5f85db9f1cd715a1bdd"],
    "id": "getblock.io"
}'

const axios = require('axios');

const url = 'https://go.getblock.io/<ACCESS-TOKEN>/';

const payload = {
    jsonrpc: '2.0',
    method: 'eth_getBlockTransactionCountByHash',
    params: ['0x4e3a3754410177e6937ef1f84bba68ea139e8d1a2258c5f85db9f1cd715a1bdd'],
    id: 'getblock.io'
};

axios.post(url, payload, {
    headers: { 'Content-Type': 'application/json' }
})
.then(response => {
    const txCount = parseInt(response.data.result, 16);
    console.log('Transaction Count:', txCount);
})
.catch(error => console.error(error));

import requests

url = "https://go.getblock.io/<ACCESS-TOKEN>/"

payload = {
    "jsonrpc": "2.0",
    "method": "eth_getBlockTransactionCountByHash",
    "params": ["0x4e3a3754410177e6937ef1f84bba68ea139e8d1a2258c5f85db9f1cd715a1bdd"],
    "id": "getblock.io"
}

response = requests.post(url, headers={"Content-Type": "application/json"}, json=payload)
tx_count = int(response.json()["result"], 16)
print(f"Transaction Count: {tx_count}")

use reqwest::Client;
use serde_json::json;

#[tokio::main]
async fn main() -> Result<(), Box<dyn std::error::Error>> {
    let client = Client::new();
    
    let payload = json!({
        "jsonrpc": "2.0",
        "method": "eth_getBlockTransactionCountByHash",
        "params": ["0x4e3a3754410177e6937ef1f84bba68ea139e8d1a2258c5f85db9f1cd715a1bdd"],
        "id": "getblock.io"
    });

    let response = client
        .post("https://go.getblock.io/<ACCESS-TOKEN>/")
        .header("Content-Type", "application/json")
        .json(&payload)
        .send()
        .await?;

    let result: serde_json::Value = response.json().await?;
    println!("{:#?}", result);
    
    Ok(())
}

Response Example

{
    "jsonrpc": "2.0",
    "id": "getblock.io",
    "result": "0x8f"
}

Response Parameters

Parameter

Type

Description

result

string

Transaction count in hex (0x8f = 143)

Use Cases

Analyze block transaction volume
Build block explorers
Monitor network activity
Calculate transaction throughput

Error Handling

Error Code

Description

-32602

Invalid params - malformed block hash

-32603

Internal error

null result

Block not found

SDK Integration

const { ethers } = require('ethers');

const provider = new ethers.JsonRpcProvider('https://go.getblock.io/<ACCESS-TOKEN>/');

const block = await provider.getBlock('0x4e3a3754410177e6937ef1f84bba68ea139e8d1a2258c5f85db9f1cd715a1bdd');
console.log('Transaction Count:', block.transactions.length);

import { createPublicClient, http } from 'viem';
import { bsc } from 'viem/chains';

const client = createPublicClient({
    chain: bsc,
    transport: http('https://go.getblock.io/<ACCESS-TOKEN>/')
});

const count = await client.getBlockTransactionCount({
    blockHash: '0x4e3a3754410177e6937ef1f84bba68ea139e8d1a2258c5f85db9f1cd715a1bdd'
});
console.log('Transaction Count:', count);

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