← Documentation
/ eth_newFilter
Eth New Filter
Creates a filter object, based on filter options, to notify when the state changes (logs). To check if the state has changed, call eth_getFilterChanges.
Creates a filter object, based on filter options, to notify when the state changes (logs). To check if the state has changed, call eth_getFilterChanges.
Parameters:
fromBlock - (Optional) Integer block number encoded as a hexadecimal, "latest","pending", or "earliest" tags.
toBlock - (Optional) Integer block number encoded as a hexadecimal, "latest","pending", or "earliest" tags.
address - (Optional) Contract address or a list of addresses from which logs should originate.
topics - (Optional) Array of DATA topics. Topics are order-dependent. Go here to learn more about topics.
Returns:
Code Examples:
require 'ethereum.rb'
client = Ethereum::HttpClient.new('http://sample-endpoint-name.network.quiknode.pro/token-goes-here/')
filter = {
fromBlock: "0xe20360",
toBlock: "0xe20411",
address: "0x6B175474E89094C44Da98b954EedeAC495271d0F"
}
response = client.eth_new_filter(filter)
puts response["result"]
from web3 import Web3, HTTPProvider
w3 = Web3(HTTPProvider('http://sample-endpoint-name.network.quiknode.pro/token-goes-here/'))
newFilterId = w3.eth.filter({
'fromBlock': "0xe20360",
'toBlock': "0xe20411",
'address': '0x6B175474E89094C44Da98b954EedeAC495271d0F'
})
print(newFilterId)
curl http://sample-endpoint-name.network.quiknode.pro/token-goes-here/ \
-X POST \
-H "Content-Type: application/json" \
--data '{"jsonrpc":"2.0","method":"eth_newFilter","params":[{"fromBlock": "0xe20360", "toBlock": "0xe20411", "address": "0x6b175474e89094c44da98b954eedeac495271d0f","topics": []}],"id":1}'
const ethers = require("ethers");
const filter = {
fromBlock: "0xe20360",
toBlock: "0xe20411",
address: "0x6B175474E89094C44Da98b954EedeAC495271d0F",
};
(async () => {
const provider = new ethers.providers.JsonRpcProvider("http://sample-endpoint-name.network.quiknode.pro/token-goes-here/");
const filterId = await provider.send("eth_newFilter", [filter]);
console.log(filterId);
})();