eth_call RPC 方法

參數

交易

物件

載入中...

來自

字串

載入中...

至

字串

必填

載入中...

氣體

字串

載入中...

gasPrice

字串

載入中...

值

字串

載入中...

資料

字串

載入中...

區塊編號/標籤

字串

必填

載入中...

Object

物件

載入中...

平衡

字串

載入中...

非重複數

字串

載入中...

程式碼

字串

載入中...

state

物件

載入中...

stateDiff

整數

載入中...

退貨

資料

載入中...

請求

1
curl -X POST "https://docs-demo.optimism.quiknode.pro/" \
2
  -H "Content-Type: application/json" \
3
  -d '{
4
  "jsonrpc": "2.0",
5
  "method": "eth_call",
6
  "params": [
7
    {
8
      "to": "0x0fd43c8fabe26d70dfa4c8b6fa680db39f147460",
9
      "gas": "0x7a120",
10
      "data": "0x919840ad"
11
    },
12
    「最新」
13
  ],
14
  "id": 1
15
}'

1
curl -X POST "https://docs-demo.optimism.quiknode.pro/" \
2
  -H "Content-Type: application/json" \
3
  -d '{
4
  "jsonrpc": "2.0",
5
  "method": "eth_call",
6
  "params": [
7
    {
8
      "to": "0x0fd43c8fabe26d70dfa4c8b6fa680db39f147460",
9
      "gas": "0x7a120",
10
      "data": "0x919840ad"
11
    },
12
    「最新」
13
  ],
14
  "id": 1
15
}'

1
import { ethers } from "ethers";
2

3
async 函式 main() {
4
    const provider = new ethers.JsonRpcProvider("https://docs-demo.optimism.quiknode.pro/");
5
    const response = await provider.傳送("eth_call", [
6
    {
7
        "to": "0x0fd43c8fabe26d70dfa4c8b6fa680db39f147460",
8
        "gas": "0x7a120",
9
        "data": "0x919840ad"
10
    },
11
    「最新」
12
]);
13
    控制台.日誌(回應);
14
}
15

16
主頁();

1
import { ethers } from "ethers";
2

3
async 函式 main() {
4
    const provider = new ethers.JsonRpcProvider("https://docs-demo.optimism.quiknode.pro/");
5
    const response = await provider.傳送("eth_call", [
6
    {
7
        "to": "0x0fd43c8fabe26d70dfa4c8b6fa680db39f147460",
8
        "gas": "0x7a120",
9
        "data": "0x919840ad"
10
    },
11
    「最新」
12
]);
13
    控制台.日誌(回應);
14
}
15

16
主頁();

1
出自 web3 import Web3, HTTPProvider
2
w3 = Web3(HTTPProvider('https://docs-demo.optimism.quiknode.pro/'))
3
abi = '[{"constant":True,"inputs":[{"internalType":"address","name":"","type":"address"}],"name":"balanceOf","outputs":[{"internalType":"uint256","name":"","type":"uint256"}],"payable":False,"stateMutability":"view","type":"function"}]'
4
myContract = w3.eth.contract(address="0x0fd43c8fabe26d70dfa4c8b6fa680db39f147460", abi=abi)
5
回應 = myContract.函式.balanceOf("0x0000000000000000000000000000000000000000").呼叫()
6
列印(回應)

1
出自 web3 import Web3, HTTPProvider
2
w3 = Web3(HTTPProvider('https://docs-demo.optimism.quiknode.pro/'))
3
abi = '[{"constant":True,"inputs":[{"internalType":"address","name":"","type":"address"}],"name":"balanceOf","outputs":[{"internalType":"uint256","name":"","type":"uint256"}],"payable":False,"stateMutability":"view","type":"function"}]'
4
myContract = w3.eth.contract(address="0x0fd43c8fabe26d70dfa4c8b6fa680db39f147460", abi=abi)
5
回應 = myContract.函式.balanceOf("0x0000000000000000000000000000000000000000").呼叫()
6
列印(回應)

1
import { 建立公開客戶端, http } 來自 'viem'
2

3
async 函式 main() {
4
    const 客戶端 = 建立公開客戶端({
5
        transport: http('https://docs-demo.optimism.quiknode.pro/')
6
    })
7

8
    const 結果 = await client.request({
9
        方法: 'eth_call',
10
        參數: [
11
          {
12
            "to": "0x0fd43c8fabe26d70dfa4c8b6fa680db39f147460",
13
            「氣體」: "0x7a120",
14
            "data": "0x919840ad"
15
          },
16
          「最新」
17
        ]
18
    })
19

20
    控制台.日誌(結果)
21
}
22

23
主頁()

1
import { 建立公開客戶端, http } 來自 'viem'
2

3
async 函式 main() {
4
    const 客戶端 = 建立公開客戶端({
5
        transport: http('https://docs-demo.optimism.quiknode.pro/')
6
    })
7

8
    const 結果 = await client.request({
9
        方法: 'eth_call',
10
        參數: [
11
          {
12
            "to": "0x0fd43c8fabe26d70dfa4c8b6fa680db39f147460",
13
            「氣體」: "0x7a120",
14
            "data": "0x919840ad"
15
          },
16
          「最新」
17
        ]
18
    })
19

20
    控制台.日誌(結果)
21
}
22

23
主頁()

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

3
const 核心 = new Core({
4
  endpointUrl: "https://docs-demo.optimism.quiknode.pro/",
5
})
6

7
核心.客戶端
8
  .請求({
9
    方法: 'eth_call',
10
    params: [{"to":"0x0fd43c8fabe26d70dfa4c8b6fa680db39f147460","gas":"0x7a120","data":"0x919840ad"},"latest"]
11
  })
12
  .接著(res => 控制台.log(res))

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

3
const 核心 = new Core({
4
  endpointUrl: "https://docs-demo.optimism.quiknode.pro/",
5
})
6

7
核心.客戶端
8
  .請求({
9
    方法: 'eth_call',
10
    params: [{"to":"0x0fd43c8fabe26d70dfa4c8b6fa680db39f147460","gas":"0x7a120","data":"0x919840ad"},"latest"]
11
  })
12
  .接著(res => 控制台.log(res))

1
const 正文 = {
2
    jsonrpc: '2.0',
3
    方法: 'eth_call',
4
    params: [{"to":"0x0fd43c8fabe26d70dfa4c8b6fa680db39f147460","gas":"0x7a120","data":"0x919840ad"},"latest"],
5
    id: 1
6
}
7

8
async 函式 main() {
9
    const response = await fetch('https://docs-demo.optimism.quiknode.pro/', {
10
        方法： 'POST',
11
        headers: {'Content-Type': 'application/json'},
12
        正文: JSON.stringify(body)
13
    })
14
    const data = 等待 response.json()
15
    控制台.日誌(資料)
16
}
17

18
主頁()

1
const 正文 = {
2
    jsonrpc: '2.0',
3
    方法: 'eth_call',
4
    params: [{"to":"0x0fd43c8fabe26d70dfa4c8b6fa680db39f147460","gas":"0x7a120","data":"0x919840ad"},"latest"],
5
    id: 1
6
}
7

8
async 函式 main() {
9
    const response = await fetch('https://docs-demo.optimism.quiknode.pro/', {
10
        方法： 'POST',
11
        headers: {'Content-Type': 'application/json'},
12
        正文: JSON.stringify(body)
13
    })
14
    const data = 等待 response.json()
15
    控制台.日誌(資料)
16
}
17

18
主頁()

1
匯入 請求
2
import json
3

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

6
有效載荷 = json.dumps({
7
  "jsonrpc": "2.0",
8
  「方法」: 「eth_call」,
9
  "params": [
10
    {
11
      "to": "0x0fd43c8fabe26d70dfa4c8b6fa680db39f147460",
12
      "gas": "0x7a120",
13
      "data": "0x919840ad"
14
    },
15
    「最新」
16
  ],
17
  "id": 1
18
})
19
標題 = {
20
  「Content-Type」: 'application/json'
21
}
22

23
回應 = 請求.請求("POST", url, headers=headers, data=有效載荷)
24

25
列印(回應.text)

1
匯入 請求
2
import json
3

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

6
有效載荷 = json.dumps({
7
  "jsonrpc": "2.0",
8
  「方法」: 「eth_call」,
9
  "params": [
10
    {
11
      "to": "0x0fd43c8fabe26d70dfa4c8b6fa680db39f147460",
12
      "gas": "0x7a120",
13
      "data": "0x919840ad"
14
    },
15
    「最新」
16
  ],
17
  "id": 1
18
})
19
標題 = {
20
  「Content-Type」: 'application/json'
21
}
22

23
回應 = 請求.請求("POST", url, headers=headers, data=有效載荷)
24

25
列印(回應.text)

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

5
uri = URI("https://docs-demo.optimism.quiknode.pro/")
6

7
有效載荷 = {
8
  jsonrpc: "2.0",
9
  id: 1,
10
  方法: 「eth_call」,
11
  params: [{"to":"0x0fd43c8fabe26d70dfa4c8b6fa680db39f147460","gas":"0x7a120","data":"0x919840ad"},"latest"]
12
}
13

14
請求 = 淨::HTTP::POST.new(URI)
15
請求["Content-Type"] = "application/json"
16
請求。正文 = JSON.generate(有效載荷)
17

18
回應 = 淨::HTTP.開始(uri.主機, uri.port, use_ssl: true) 執行 |http|
19
  http.請求(請求)
20
結束
21

22
將回應。正文

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

5
uri = URI("https://docs-demo.optimism.quiknode.pro/")
6

7
有效載荷 = {
8
  jsonrpc: "2.0",
9
  id: 1,
10
  方法: 「eth_call」,
11
  params: [{"to":"0x0fd43c8fabe26d70dfa4c8b6fa680db39f147460","gas":"0x7a120","data":"0x919840ad"},"latest"]
12
}
13

14
請求 = 淨::HTTP::POST.new(URI)
15
請求["Content-Type"] = "application/json"
16
請求。正文 = JSON.generate(有效載荷)
17

18
回應 = 淨::HTTP.開始(uri.主機, uri.port, use_ssl: true) 執行 |http|
19
  http.請求(請求)
20
結束
21

22
將回應。正文

回應

1
{
2
  "jsonrpc": "2.0",
3
  "id": 1,
4
  「結果」: "0x"
5
}

1
{
2
  "jsonrpc": "2.0",
3
  "id": 1,
4
  「結果」: "0x"
5
}

還沒有帳號嗎？

只需幾秒鐘即可建立您的 Quicknode 端點，並開始建置

立即免費開始使用