> For the complete documentation index, see [llms.txt](/llms.txt).

# eth_getFilterChanges

Polling method for the filter with the given ID (created using `eth_newFilter`). Returns an array of logs which occurred since last poll.

### Parameters

`Filter identifier`(string)

hex encoded unsigned integer

### Returns

Filter results

Example request

```
await provider.request({
  method: 'eth_getFilterChanges',
  params: ['0x01'],
})

```

Example response

```
{
  "id": 1,
  "jsonrpc": "2.0",
  "result": [
    {
      "logIndex": "0x0",
      "removed": false,
      "blockNumber": "0x233",
      "blockHash": "0xfc139f5e2edee9e9c888d8df9a2d2226133a9bd87c88ccbd9c930d3d4c9f9ef5",
      "transactionHash": "0x66e7a140c8fa27fe98fde923defea7562c3ca2d6bb89798aabec65782c08f63d",
      "transactionIndex": "0x0",
      "address": "0x42699a7612a82f1d9c36148af9c77354759b210b",
      "data": "0x0000000000000000000000000000000000000000000000000000000000000004",
      "topics": ["0x04474795f5b996ff80cb47c148d4c5ccdbe09ef27551820caa9c2f8ed149cce3"]
    },
    {
      "logIndex": "0x0",
      "removed": false,
      "blockNumber": "0x238",
      "blockHash": "0x98b0ec0f9fea0018a644959accbe69cd046a8582e89402e1ab0ada91cad644ed",
      "transactionHash": "0xdb17aa1c2ce609132f599155d384c0bc5334c988a6c368056d7e167e23eee058",
      "transactionIndex": "0x0",
      "address": "0x42699a7612a82f1d9c36148af9c77354759b210b",
      "data": "0x0000000000000000000000000000000000000000000000000000000000000007",
      "topics": ["0x04474795f5b996ff80cb47c148d4c5ccdbe09ef27551820caa9c2f8ed149cce3"]
    }
  ]
}

```