eth_getCode

网络： Base · 主网 · Chain ID 8453（0x2105）

计为 1 个 Request。 计费规则见 Request Counting。

返回指定地址的代码内容。可用于判断一个地址是否为智能合约地址。

参数

DATA（20 字节）— 目标地址。
QUANTITY|TAG — 区块号，或 "latest"、"earliest"、"pending"。

DATA — 该地址上的代码。EOA（非合约地址）返回 0x。

请求


{
  "jsonrpc": "2.0",
  "method": "eth_getCode",
  "params": ["0xA0b86991c6218b36c1d19D4a2e9Eb0cE3606eB48", "latest"],
  "id": 1
}

响应


{
  "jsonrpc": "2.0",
  "id": 1,
  "result": "0x6080604052..."
}

请把示例地址换成 Base 上的合约地址。

若返回值为 "0x"，表示该地址是 EOA（外部拥有账户），不是合约。

代码示例


curl -X POST https://base-rpc.blockreq.com/v1/rpc/public \
  -H "Content-Type: application/json" \
  -d '{"jsonrpc":"2.0","method":"eth_getCode","params":["0xA0b86991c6218b36c1d19D4a2e9Eb0cE3606eB48","latest"],"id":1}'


const response = await fetch("https://base-rpc.blockreq.com/v1/rpc/public", {
  method: "POST",
  headers: { "Content-Type": "application/json" },
  body: JSON.stringify({
  "jsonrpc": "2.0",
  "method": "eth_getCode",
  "params": [
    "0xA0b86991c6218b36c1d19D4a2e9Eb0cE3606eB48",
    "latest"
  ],
  "id": 1
}),
});
const data = await response.json();
console.log(data.result);


import requests

response = requests.post(
    "https://base-rpc.blockreq.com/v1/rpc/public",
    json={
  "jsonrpc": "2.0",
  "method": "eth_getCode",
  "params": [
    "0xA0b86991c6218b36c1d19D4a2e9Eb0cE3606eB48",
    "latest"
  ],
  "id": 1
}
)
print(response.json()["result"])


package main

import (
	"bytes"
	"encoding/json"
	"fmt"
	"io"
	"net/http"
)

func main() {
	payload := []byte(`{"jsonrpc":"2.0","method":"eth_getCode","params":["0xA0b86991c6218b36c1d19D4a2e9Eb0cE3606eB48","latest"],"id":1}`)
	resp, err := http.Post(
		"https://base-rpc.blockreq.com/v1/rpc/public",
		"application/json",
		bytes.NewBuffer(payload),
	)
	if err != nil {
		panic(err)
	}
	defer resp.Body.Close()

	body, _ := io.ReadAll(resp.Body)
	var result map[string]interface{}
	json.Unmarshal(body, &result)
	fmt.Println(result["result"])
}


import { createPublicClient, http } from "viem";

const client = createPublicClient({
  transport: http("https://base-rpc.blockreq.com/v1/rpc/public"),
});

const result = await client.request({
  method: "eth_getCode",
  params: ["0xA0b86991c6218b36c1d19D4a2e9Eb0cE3606eB48","latest"],
});
console.log(result);


cast rpc --rpc-url https://base-rpc.blockreq.com/v1/rpc/public eth_getCode 0xA0b86991c6218b36c1d19D4a2e9Eb0cE3606eB48 latest


const { ethers } = require("hardhat");

async function main() {
  const provider = new ethers.JsonRpcProvider("https://base-rpc.blockreq.com/v1/rpc/public");
  const result = await provider.send("eth_getCode", ["0xA0b86991c6218b36c1d19D4a2e9Eb0cE3606eB48","latest"]);
  console.log(result);
}

main();

eth_getCode

参数

返回

请求

响应

代码示例

在线试用