getLastBlock Query

参数

该方法不接受任何参数

退货

数据

对象

正在加载...

链

对象

正在加载...

latestBlock

对象

正在加载...

id

字符串

正在加载...

高度

字符串

正在加载...

请求

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curl --location 'https://docs-demo.fuel-mainnet.quiknode.pro/v1/graphql' \
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--header 'Accept: application/json' \
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--header 'Content-Type: application/json' \
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--data '{
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  "query": "{ chain { latestBlock { id height } } }"
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}'

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curl --location 'https://docs-demo.fuel-mainnet.quiknode.pro/v1/graphql' \
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--header 'Accept: application/json' \
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--header 'Content-Type: application/json' \
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--data '{
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  "query": "{ chain { latestBlock { id height } } }"
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}'

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const LATEST_BLOCK_QUERY = `
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  query {
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    chain {
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      latestBlock {
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        id
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        高度
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      }
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    }
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  }
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`;
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const fetchLatestBlock = async (): Promise<void> => {
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  试一试 {
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    const response = await fetch('https://docs-demo.fuel-mainnet.quiknode.pro/v1/graphql', {
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      method: 'POST',
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      headers: {
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        'Accept': 'application/json',
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        'Content-Type': 'application/json',
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      },
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      body: JSON.stringify({
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        query: LATEST_BLOCK_QUERY,
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      }),
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    });
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    if (!response.ok) {
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      throw new Error(`HTTP error! status: ${response.status}`);
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    }
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    const result = await response.json();
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    console.log('Latest Block ID:', result.data.chain.latestBlock.id);
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    console.log('Latest Block Height:', result.data.chain.latestBlock.height);
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  } catch (error) {
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    console.error('Error fetching latest block:', error);
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  }
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};
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fetchLatestBlock();
38

1
const LATEST_BLOCK_QUERY = `
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  query {
3
    chain {
4
      latestBlock {
5
        id
6
        高度
7
      }
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    }
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  }
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`;
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const fetchLatestBlock = async (): Promise<void> => {
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  试一试 {
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    const response = await fetch('https://docs-demo.fuel-mainnet.quiknode.pro/v1/graphql', {
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      method: 'POST',
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      headers: {
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        'Accept': 'application/json',
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        'Content-Type': 'application/json',
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      },
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      body: JSON.stringify({
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        query: LATEST_BLOCK_QUERY,
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      }),
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    });
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    if (!response.ok) {
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      throw new Error(`HTTP error! status: ${response.status}`);
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    }
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    const result = await response.json();
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    console.log('Latest Block ID:', result.data.chain.latestBlock.id);
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    console.log('Latest Block Height:', result.data.chain.latestBlock.height);
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  } catch (error) {
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    console.error('Error fetching latest block:', error);
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  }
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};
36

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fetchLatestBlock();
38

1
const myHeaders = new Headers();
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myHeaders.append("Accept", "application/json");
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myHeaders.追加("Content-Type", "application/json");
4

5
const raw = JSON.stringify({
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  "query": "{ chain { latestBlock { id height } } }"
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});
8

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const requestOptions = {
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  方法: "POST",
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  标题: myHeaders,
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  正文: raw,
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  重定向: "follow"
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};
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fetch("https://docs-demo.fuel-mainnet.quiknode.pro/v1/graphql", requestOptions)
17
  .然后((响应) => 响应.文本())
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  .然后((结果) => 控制台.log(result))
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  .catch((error) => 控制台.错误(error));

1
const myHeaders = new Headers();
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myHeaders.append("Accept", "application/json");
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myHeaders.追加("Content-Type", "application/json");
4

5
const raw = JSON.stringify({
6
  "query": "{ chain { latestBlock { id height } } }"
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});
8

9
const requestOptions = {
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  方法: "POST",
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  标题: myHeaders,
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  正文: raw,
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  重定向: "follow"
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};
15

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fetch("https://docs-demo.fuel-mainnet.quiknode.pro/v1/graphql", requestOptions)
17
  .然后((响应) => 响应.文本())
18
  .然后((结果) => 控制台.log(result))
19
  .catch((error) => 控制台.错误(error));

1
const { ApolloClient, InMemoryCache, gql } = require('@apollo/client/core');
2
const fetch = require('cross-fetch');
3

4
const client = new ApolloClient({
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  uri: 'https://docs-demo.fuel-mainnet.quiknode.pro/v1/graphql',
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  cache: new InMemoryCache(),
7
  fetch: fetch,
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  headers: {
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    'Accept': 'application/json',
10
    'Content-Type': 'application/json'
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  }
12
});
13

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const LATEST_BLOCK_QUERY = gql`
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  {
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    chain {
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      latestBlock {
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        id
19
        高度
20
      }
21
    }
22
  }
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`;
24

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client.query({
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  query: LATEST_BLOCK_QUERY
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})
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.then(result => {
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  const latestBlock = result.data.chain.latestBlock;
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  console.log('Latest Block Information:');
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  console.log(`ID: ${latestBlock.id}`);
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  console.log(`Height: ${latestBlock.height}`);
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})
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.catch(error => console.error('Error:', error));

1
const { ApolloClient, InMemoryCache, gql } = require('@apollo/client/core');
2
const fetch = require('cross-fetch');
3

4
const client = new ApolloClient({
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  uri: 'https://docs-demo.fuel-mainnet.quiknode.pro/v1/graphql',
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  cache: new InMemoryCache(),
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  fetch: fetch,
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  headers: {
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    'Accept': 'application/json',
10
    'Content-Type': 'application/json'
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  }
12
});
13

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const LATEST_BLOCK_QUERY = gql`
15
  {
16
    chain {
17
      latestBlock {
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        id
19
        高度
20
      }
21
    }
22
  }
23
`;
24

25
client.query({
26
  query: LATEST_BLOCK_QUERY
27
})
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.then(result => {
29
  const latestBlock = result.data.chain.latestBlock;
30
  console.log('Latest Block Information:');
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  console.log(`ID: ${latestBlock.id}`);
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  console.log(`Height: ${latestBlock.height}`);
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})
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.catch(error => console.error('Error:', error));

1
导入 请求
2
导入 json
3

4
url = "https://docs-demo.fuel-mainnet.quiknode.pro/v1/graphql"
5

6
有效载荷 = json.dumps({
7
  "query": "{ chain { latestBlock { id height } } }"
8
})
9
标题 = {
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  'Accept': 'application/json',
11
  “Content-Type”: 'application/json'
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}
13

14
回复 = 请求.请求("POST", url, headers=headers, 数据=有效载荷)
15

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打印(响应.text)
17

1
导入 请求
2
导入 json
3

4
url = "https://docs-demo.fuel-mainnet.quiknode.pro/v1/graphql"
5

6
有效载荷 = json.dumps({
7
  "query": "{ chain { latestBlock { id height } } }"
8
})
9
标题 = {
10
  'Accept': 'application/json',
11
  “Content-Type”: 'application/json'
12
}
13

14
回复 = 请求.请求("POST", url, headers=headers, 数据=有效载荷)
15

16
打印(响应.text)
17

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

5
url = URI("https://docs-demo.fuel-mainnet.quiknode.pro/v1/graphql")
6

7
https = Net::HTTP.new(url.主机, url.端口)
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https.use_ssl = true
9

10
请求 = Net::HTTP::POST.new(网址)
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请求[“接受”] = "application/json"
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请求["Content-Type"] = "application/json"
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请求.请求正文 = JSON.dump({
14
  "query": "{ chain { latestBlock { id height } } }"
15
})
16

17
回复 = https.请求(请求)
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返回响应.read_body
19

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

5
url = URI("https://docs-demo.fuel-mainnet.quiknode.pro/v1/graphql")
6

7
https = Net::HTTP.new(url.主机, url.端口)
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https.use_ssl = true
9

10
请求 = Net::HTTP::POST.new(网址)
11
请求[“接受”] = "application/json"
12
请求["Content-Type"] = "application/json"
13
请求.请求正文 = JSON.dump({
14
  "query": "{ chain { latestBlock { id height } } }"
15
})
16

17
回复 = https.请求(请求)
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返回响应.read_body
19

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