ots_hasCode RPC Method - Otterscan

Parameters

address

string

REQUIRED

The Ethereum address for which the deployed code is to be checked

blockNumber

integer

REQUIRED

The block number at which the code presence will be checked or latest to check the latest state

Returns

result

boolean

It is true, if the address contains the bytecode, otherwise false

Request

curl https://docs-demo.quiknode.pro/ \
  -X POST \
  -H "Content-Type: application/json" \
  --data '{"method":"ots_hasCode","params":["0x3fC91A3afd70395Cd496C647d5a6CC9D4B2b7FAD",17854438],"id":1,"jsonrpc":"2.0"}'

require 'eth'

client = Eth::Client.create 'https://docs-demo.quiknode.pro/'
payload = {
    "jsonrpc": "2.0",
    "method": "ots_hasCode",
    "params": ["0x3fC91A3afd70395Cd496C647d5a6CC9D4B2b7FAD",17854438],
    "id": "1"
}

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

import { ethers } from "ethers";
(async () => {
  const provider = new ethers.JsonRpcProvider("https://docs-demo.quiknode.pro/");
  const response = await provider.send("ots_hasCode", ["0x3fC91A3afd70395Cd496C647d5a6CC9D4B2b7FAD",17854438]);
  console.log(response);
})();

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

var raw = JSON.stringify({
  "method": "ots_hasCode",
  "params": ["0x3fC91A3afd70395Cd496C647d5a6CC9D4B2b7FAD",17854438],
  "id": 1,
  "jsonrpc": "2.0"
});

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

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

import requests
import json

url = "https://docs-demo.quiknode.pro/"

payload = json.dumps({
  "method": "ots_hasCode",
  "params": ["0x3fC91A3afd70395Cd496C647d5a6CC9D4B2b7FAD",17854438],
  "id": 1,
  "jsonrpc": "2.0"
})
headers = {
  'Content-Type': 'application/json'
}

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

print(response.text)

require "uri"
require "json"
require "net/http"

url = URI("https://docs-demo.quiknode.pro/")

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

request = Net::HTTP::Post.new(url)
request["Content-Type"] = "application/json"
request.body = JSON.dump({
  "method": "ots_hasCode",
  "params": ["0x3fC91A3afd70395Cd496C647d5a6CC9D4B2b7FAD",17854438],
  "id": 1,
  "jsonrpc": "2.0"
})

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

from web3 import HTTPProvider
client = HTTPProvider('https://docs-demo.quiknode.pro/')
params = ["0x3fC91A3afd70395Cd496C647d5a6CC9D4B2b7FAD",17854438]
response = client.make_request('ots_hasCode', params)
print(response)

Response

{
  "jsonrpc": "2.0",
  "id": 1,
  "result": "true"
}

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