> ## Documentation Index
> Fetch the complete documentation index at: https://docs.validationcloud.io/llms.txt
> Use this file to discover all available pages before exploring further.

# eth_getBlockTransactionCountByHash

Returns the number of transactions in a block from a block matching the given block hash.

This method will use `20` [Compute Units](/nodeapi/about/billing).

***

## Reference: [Here](https://ethereum.org/en/developers/docs/apis/json-rpc/#eth_getblocktransactioncountbyhash)

## **Parameters**

`DATA`, 32 Bytes - hash of a block

```javascript theme={"theme":{"light":"github-light","dark":"github-dark-default"}}
params: ["0xf6e5d0e39d2c922c6772abba968eec0dbf2d82d7d26ec2342fb11fb7c5118548"]
```

## **Returns**

`QUANTITY` - integer of the number of transactions in this block.

```json theme={"theme":{"light":"github-light","dark":"github-dark-default"}}
// Result
{
  "id":1,
  "jsonrpc": "2.0",
  "result": "0xb" // 11
}
```

<CodeGroup>
  ```bash title="mainnet" theme={"theme":{"light":"github-light","dark":"github-dark-default"}}
  curl https://mainnet.conflux.validationcloud.io/v1/<YOUR_API_KEY_HERE> \
      -X POST \
      -H "Content-Type: application/json" \
      -d '{"jsonrpc":"2.0","method":"eth_getBlockTransactionCountByHash","params":["0xf6e5d0e39d2c922c6772abba968eec0dbf2d82d7d26ec2342fb11fb7c5118548"],"id":1}'
  ```

  ```bash title="testnet" theme={"theme":{"light":"github-light","dark":"github-dark-default"}}
  curl https://testnet.conflux.validationcloud.io/v1/<YOUR_API_KEY_HERE> \
      -X POST \
      -H "Content-Type: application/json" \
      -d '{"jsonrpc":"2.0","method":"eth_getBlockTransactionCountByHash","params":["0xb4e54eb9c573ebd122be4aa4625082c414d16355bab67647dd9668c9389fb527"],"id":1}'
  ```
</CodeGroup>


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