> For the complete documentation index, see [llms.txt](https://docs.blockpi.io/llms.txt). Markdown versions of documentation pages are available by appending `.md` to page URLs; this page is available as [Markdown](https://docs.blockpi.io/build/api-reference/arbitrum/eth_getblocktransactioncountbyhash.md).

# eth\_getBlockTransactionCountByHash

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

#### **Parameters:**

**DATA , 32 Bytes** - Hash of a block.

#### **Returns:**

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

#### Example:

{% code overflow="wrap" %}

```json
// Request
curl https://arbitrum.blockpi.network/v1/rpc/your-rpc-key -X POST -H "Content-Type: application/json" --data '{"jsonrpc":"2.0","method":"eth_getBlockTransactionCountByHash","params":["0x3b32dd164f1eb2b1f925c214e7180bf35280cf233a01f7e3a5d70203912e6808"],"id":1}'

// Result
{
    "jsonrpc": "2.0",
    "id": 1,
    "result": "0x2"
}
```

{% endcode %}