eth_getFilterChanges RPC Method

Parameters

filter ID

string

REQUIRED

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Returns

array

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eth_newBlockFilter

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blockHash

string

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eth_newPendingTransactionFilter

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transactionHash

string

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eth_newBlockFilter

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address

string

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topics

array

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data

string

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blockNumber

string

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transactionHash

string

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transactionIndex

string

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blockHash

string

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logIndex

string

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removed

boolean

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Request

1
curl https://docs-demo.soneium-mainnet.quiknode.pro/ \
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  -X POST \
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  -H "Content-Type: application/json" \
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  --data '{"method":"eth_getFilterChanges","params":["YOUR_FILTER_ID"],"id":1,"jsonrpc":"2.0"}'
5

1
curl https://docs-demo.soneium-mainnet.quiknode.pro/ \
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  -X POST \
3
  -H "Content-Type: application/json" \
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  --data '{"method":"eth_getFilterChanges","params":["YOUR_FILTER_ID"],"id":1,"jsonrpc":"2.0"}'
5

1
import { Core } from '@quicknode/sdk'
2

3
const core = new Core({
4
  endpointUrl: "https://docs-demo.soneium-mainnet.quiknode.pro/",
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})
6

7
/**
8
 * Can listen for filter changes on filters created with the following functions
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 * createBlockFilter
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 * createContractEventFilter
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 * createEventFilter
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 * createPendingTransactionFilter
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 */
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async(() => {
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  const filter = await core.client.createBlockFilter()
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  const hashes = await core.client.getFilterChanges({ filter })
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})()
18

1
import { Core } from '@quicknode/sdk'
2

3
const core = new Core({
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  endpointUrl: "https://docs-demo.soneium-mainnet.quiknode.pro/",
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})
6

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/**
8
 * Can listen for filter changes on filters created with the following functions
9
 * createBlockFilter
10
 * createContractEventFilter
11
 * createEventFilter
12
 * createPendingTransactionFilter
13
 */
14
async(() => {
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  const filter = await core.client.createBlockFilter()
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  const hashes = await core.client.getFilterChanges({ filter })
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})()
18

1
require 'eth'
2

3
client = Eth::Client.create 'https://docs-demo.soneium-mainnet.quiknode.pro/'
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payload = {
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    "jsonrpc": "2.0",
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    "method": "eth_getFilterChanges",
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    "params": ["YOUR_FILTER_ID"],
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    "id": "1"
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}
10

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response = client.send(payload.to_json)
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puts response

1
require 'eth'
2

3
client = Eth::Client.create 'https://docs-demo.soneium-mainnet.quiknode.pro/'
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payload = {
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    "jsonrpc": "2.0",
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    "method": "eth_getFilterChanges",
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    "params": ["YOUR_FILTER_ID"],
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    "id": "1"
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}
10

11
response = client.send(payload.to_json)
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puts response

1
import { ethers } from "ethers";
2
(async () => {
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  const provider = new ethers.JsonRpcProvider("https://docs-demo.soneium-mainnet.quiknode.pro/");
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  const logs = await provider.send("eth_getFilterChanges", ["YOUR_FILTER_ID"]);
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  console.log(logs);
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})();
7

1
import { ethers } from "ethers";
2
(async () => {
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  const provider = new ethers.JsonRpcProvider("https://docs-demo.soneium-mainnet.quiknode.pro/");
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  const logs = await provider.send("eth_getFilterChanges", ["YOUR_FILTER_ID"]);
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  console.log(logs);
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})();
7

1
var myHeaders = new Headers();
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myHeaders.append("Content-Type", "application/json");
3

4
var raw = JSON.stringify({
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  "method": "eth_getFilterChanges",
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  "params": [
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    "YOUR_FILTER_ID"
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  ],
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  "id": 1,
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  "jsonrpc": "2.0"
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});
12

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var requestOptions = {
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  method: 'POST',
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  headers: myHeaders,
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  body: raw,
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  redirect: 'follow'
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};
19

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fetch("https://docs-demo.soneium-mainnet.quiknode.pro/", requestOptions)
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  .then(response => response.text())
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  .then(result => console.log(result))
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  .catch(error => console.log('error', error));
24

1
var myHeaders = new Headers();
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myHeaders.append("Content-Type", "application/json");
3

4
var raw = JSON.stringify({
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  "method": "eth_getFilterChanges",
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  "params": [
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    "YOUR_FILTER_ID"
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  ],
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  "id": 1,
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  "jsonrpc": "2.0"
11
});
12

13
var requestOptions = {
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  method: 'POST',
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  headers: myHeaders,
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  body: raw,
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  redirect: 'follow'
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};
19

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fetch("https://docs-demo.soneium-mainnet.quiknode.pro/", requestOptions)
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  .then(response => response.text())
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  .then(result => console.log(result))
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  .catch(error => console.log('error', error));
24

1
import requests
2
import json
3

4
url = "https://docs-demo.soneium-mainnet.quiknode.pro/"
5

6
payload = json.dumps({
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  "method": "eth_getFilterChanges",
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  "params": [
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    "YOUR_FILTER_ID"
10
  ],
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  "id": 1,
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  "jsonrpc": "2.0"
13
})
14
headers = {
15
  'Content-Type': 'application/json'
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}
17

18
response = requests.request("POST", url, headers=headers, data=payload)
19

20
print(response.text)
21

1
import requests
2
import json
3

4
url = "https://docs-demo.soneium-mainnet.quiknode.pro/"
5

6
payload = json.dumps({
7
  "method": "eth_getFilterChanges",
8
  "params": [
9
    "YOUR_FILTER_ID"
10
  ],
11
  "id": 1,
12
  "jsonrpc": "2.0"
13
})
14
headers = {
15
  'Content-Type': 'application/json'
16
}
17

18
response = requests.request("POST", url, headers=headers, data=payload)
19

20
print(response.text)
21

1
require "uri"
2
require "json"
3
require "net/http"
4

5
url = URI("https://docs-demo.soneium-mainnet.quiknode.pro/")
6

7
https = Net::HTTP.new(url.host, url.port)
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https.use_ssl = true
9

10
request = Net::HTTP::Post.new(url)
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request["Content-Type"] = "application/json"
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request.body = JSON.dump({
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  "method": "eth_getFilterChanges",
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  "params": [
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    "YOUR_FILTER_ID"
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  ],
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  "id": 1,
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  "jsonrpc": "2.0"
19
})
20

21
response = https.request(request)
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puts response.read_body
23

1
require "uri"
2
require "json"
3
require "net/http"
4

5
url = URI("https://docs-demo.soneium-mainnet.quiknode.pro/")
6

7
https = Net::HTTP.new(url.host, url.port)
8
https.use_ssl = true
9

10
request = Net::HTTP::Post.new(url)
11
request["Content-Type"] = "application/json"
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request.body = JSON.dump({
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  "method": "eth_getFilterChanges",
14
  "params": [
15
    "YOUR_FILTER_ID"
16
  ],
17
  "id": 1,
18
  "jsonrpc": "2.0"
19
})
20

21
response = https.request(request)
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puts response.read_body
23

1
from web3 import Web3, HTTPProvider
2
w3 = Web3(HTTPProvider('https://docs-demo.soneium-mainnet.quiknode.pro/'))
3
put_filter = w3.eth.filter('YOUR_FILTER_ID')
4
print(w3.eth.get_filter_changes(put_filter.filter_id))

1
from web3 import Web3, HTTPProvider
2
w3 = Web3(HTTPProvider('https://docs-demo.soneium-mainnet.quiknode.pro/'))
3
put_filter = w3.eth.filter('YOUR_FILTER_ID')
4
print(w3.eth.get_filter_changes(put_filter.filter_id))

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