eth_call RPC Method

參數

transaction

物件

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出自

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至

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必填

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氣體

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gasPrice

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值

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資料

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區塊編號/標籤

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必填

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Object

物件

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平衡

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非重複數

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程式碼

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狀態

物件

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stateDiff

整數

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退貨

資料

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請求

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

1
curl -X POST "https://docs-demo.matic.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
      "data": "0x919840ad"
10
    },
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    「最新」
12
  ],
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  "id": 1
14
}'

1
import { ethers } from "ethers";
2

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

15
主頁();

1
import { ethers } from "ethers";
2

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

15
主頁();

1
來源： web3 import Web3, HTTPProvider
2
w3 = Web3(HTTPProvider('https://docs-demo.matic.quiknode.pro/'))
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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)
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response = myContract.functions.balanceOf("0x0000000000000000000000000000000000000000").call()
6
列印(回應)

1
來源： web3 import Web3, HTTPProvider
2
w3 = Web3(HTTPProvider('https://docs-demo.matic.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
response = myContract.functions.balanceOf("0x0000000000000000000000000000000000000000").call()
6
列印(回應)

1
匯入 { 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({
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        transport: http('https://docs-demo.matic.quiknode.pro/')
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    })
7

8
    const 結果 = await client.request({
9
        method: 'eth_call',
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        參數: [
11
          {
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            "to": "0x0fd43c8fabe26d70dfa4c8b6fa680db39f147460",
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            "data": "0x919840ad"
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          },
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          「最新」
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        ]
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    })
18

19
    控制台.日誌(結果)
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}
21

22
主頁()

1
匯入 { 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.matic.quiknode.pro/')
6
    })
7

8
    const 結果 = await client.request({
9
        method: 'eth_call',
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        參數: [
11
          {
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            "to": "0x0fd43c8fabe26d70dfa4c8b6fa680db39f147460",
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            "data": "0x919840ad"
14
          },
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          「最新」
16
        ]
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    })
18

19
    控制台.日誌(結果)
20
}
21

22
主頁()

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

3
const qn = new QuicknodeSdk({})
4

5
const result = await qn.rpc.call(
6
  'eth_call',
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  [
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  {
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    "to": "0x0fd43c8fabe26d70dfa4c8b6fa680db39f147460",
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    "data": "0x919840ad"
11
  },
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  「最新」
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],
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  undefined,
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  'https://docs-demo.matic.quiknode.pro/'
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)
17

18
console.log(result)

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

3
const qn = new QuicknodeSdk({})
4

5
const result = await qn.rpc.call(
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  'eth_call',
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  [
8
  {
9
    "to": "0x0fd43c8fabe26d70dfa4c8b6fa680db39f147460",
10
    "data": "0x919840ad"
11
  },
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  「最新」
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],
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  undefined,
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  'https://docs-demo.matic.quiknode.pro/'
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)
17

18
console.log(result)

1
import asyncio
2
from quicknode_sdk import QuicknodeSdk, SdkFullConfig
3

4
async def main():
5
    qn = QuicknodeSdk(SdkFullConfig(api_key=None))
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    result = await qn.rpc.call(
7
        "eth_call",
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        [
9
            {
10
                "to": "0x0fd43c8fabe26d70dfa4c8b6fa680db39f147460",
11
                "data": "0x919840ad"
12
            },
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            「最新」
14
        ],
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        endpoint_url="https://docs-demo.matic.quiknode.pro/",
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    )
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    print(result)
18

19
asyncio.run(main())

1
import asyncio
2
from quicknode_sdk import QuicknodeSdk, SdkFullConfig
3

4
async def main():
5
    qn = QuicknodeSdk(SdkFullConfig(api_key=None))
6
    result = await qn.rpc.call(
7
        "eth_call",
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        [
9
            {
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                "to": "0x0fd43c8fabe26d70dfa4c8b6fa680db39f147460",
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                "data": "0x919840ad"
12
            },
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            「最新」
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        ],
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        endpoint_url="https://docs-demo.matic.quiknode.pro/",
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    )
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    print(result)
18

19
asyncio.run(main())

1
require "quicknode_sdk"
2

3
qn = QuicknodeSdk::SDK.from_config(api_key: nil)
4

5
result = qn.rpc.call(
6
  method: "eth_call",
7
  params: [
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    {
9
      "to" => "0x0fd43c8fabe26d70dfa4c8b6fa680db39f147460",
10
      "data" => "0x919840ad"
11
    },
12
    「最新」
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  ],
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  endpoint_url: "https://docs-demo.matic.quiknode.pro/"
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)
16

17
puts result

1
require "quicknode_sdk"
2

3
qn = QuicknodeSdk::SDK.from_config(api_key: nil)
4

5
result = qn.rpc.call(
6
  method: "eth_call",
7
  params: [
8
    {
9
      "to" => "0x0fd43c8fabe26d70dfa4c8b6fa680db39f147460",
10
      "data" => "0x919840ad"
11
    },
12
    「最新」
13
  ],
14
  endpoint_url: "https://docs-demo.matic.quiknode.pro/"
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)
16

17
puts result

1
use quicknode_sdk::{QuicknodeSdk, SdkFullConfig};
2

3
#[tokio::main]
4
async fn main() -> Result<(), Box<dyn std::error::Error>> {
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    let qn = QuicknodeSdk::new(&SdkFullConfig::keyless())?;
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    let result = qn
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        .rpc
8
        .call(
9
            "eth_call",
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            Some(serde_json::json!([
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    {
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        "to": "0x0fd43c8fabe26d70dfa4c8b6fa680db39f147460",
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        "data": "0x919840ad"
14
    },
15
    「最新」
16
])),
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            None,
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            Some("https://docs-demo.matic.quiknode.pro/".into()),
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        )
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        .await?;
21

22
    println!("{result}");
23
    Ok(())
24
}

1
use quicknode_sdk::{QuicknodeSdk, SdkFullConfig};
2

3
#[tokio::main]
4
async fn main() -> Result<(), Box<dyn std::error::Error>> {
5
    let qn = QuicknodeSdk::new(&SdkFullConfig::keyless())?;
6
    let result = qn
7
        .rpc
8
        .call(
9
            "eth_call",
10
            Some(serde_json::json!([
11
    {
12
        "to": "0x0fd43c8fabe26d70dfa4c8b6fa680db39f147460",
13
        "data": "0x919840ad"
14
    },
15
    「最新」
16
])),
17
            None,
18
            Some("https://docs-demo.matic.quiknode.pro/".into()),
19
        )
20
        .await?;
21

22
    println!("{result}");
23
    Ok(())
24
}

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

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

18
主頁()

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

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

18
主頁()

1
匯入 請求
2
匯入 json
3

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

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

22
回應 = 請求.請求("POST", url, headers=headers, data=有效載荷)
23

24
列印(回應.text)

1
匯入 請求
2
匯入 json
3

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

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

22
回應 = 請求.請求("POST", url, headers=headers, data=有效載荷)
23

24
列印(回應.text)

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

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

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

14
請求 = 淨額::HTTP::POST.新增(URI)
15
請求["Content-Type"] = "application/json"
16
請求。主體 = 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
puts 回應。正文

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

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

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

14
請求 = 淨額::HTTP::POST.新增(URI)
15
請求["Content-Type"] = "application/json"
16
請求。主體 = 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
puts 回應。正文

回應

1
{
2
  "jsonrpc": "2.0",
3
  "id": 1,
4
  "result": "0x"
5
}

1
{
2
  "jsonrpc": "2.0",
3
  "id": 1,
4
  "result": "0x"
5
}

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