API Reference

eth_getUncleCountByBlockNumber

Returns the number of uncles for the block matching the given block number.

📘

Supported on Avalanche C-Chain (mainnet) only.

Parameters

  • number - Integer of a block number in hexadecimal format starting with 0x.

Returns

  • uncles - Integer value of the number of uncles in the block encoded as a hexadecimal.

API Endpoint

The format of an Avalanche C-Chain API endpoint is
https://open-platform.nodereal.io/{{apiKey}}/avalanche-c/ext/bc/C/rpc - for RPC API
https://open-platform.nodereal.io/{{apiKey}}/avalanche-c/ext/bc/C/avax - for AVAX API

Here is an example:
https://open-platform.nodereal.io/4c0a1c23661a4e26bcbcwed461e34ea9/avalanche-c/ext/bc/C/rpc
https://open-platform.nodereal.io/4c0a1c23661a4e26bcbcwed461e34ea9/avalanche-c/ext/bc/C/avax

Example

Request

curl https://open-platform.nodereal.io/{{apiKey}}/avalanche-c/ext/bc/C/rpc \
  -X POST \
  -H "Content-Type: application/json" \
  --data '{"method":"eth_getUncleCountByBlockNumber","params":["0xc5043f"],"id":1,"jsonrpc":"2.0"}'

Result

{
  "id":1,
  "jsonrpc": "2.0",
  "result": "0x1" 
}