getLastBlock 查询

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

1
curl --location 'https://docs-demo.fuel-mainnet.quiknode.pro/v1/graphql' \
2
--header 'Accept: application/json' \
3
--header 'Content-Type: application/json' \
4
--data '{
5
  "query": "{ chain { latestBlock { id height } } }"
6
}'

1
curl --location 'https://docs-demo.fuel-mainnet.quiknode.pro/v1/graphql' \
2
--header 'Accept: application/json' \
3
--header 'Content-Type: application/json' \
4
--data '{
5
  "query": "{ chain { latestBlock { id height } } }"
6
}'

1
const LATEST_BLOCK_QUERY = `
2
  query {
3
    chain {
4
      latestBlock {
5
        id
6
        高度
7
      }
8
    }
9
  }
10
`;
11

12
const fetchLatestBlock = async (): Promise<void> => {
13
  试一试 {
14
    const response = await fetch('https://docs-demo.fuel-mainnet.quiknode.pro/v1/graphql', {
15
      方法: 'POST',
16
      headers: {
17
        “接受”: 'application/json',
18
        “Content-Type”: 'application/json',
19
      },
20
      body: JSON.stringify({
21
        查询: LATEST_BLOCK_QUERY,
22
      }),
23
    });
24

25
    如果 (!响应.ok) {
26
      throw new Error(`HTTP error! status: ${response.status}`);
27
    }
28

29
    const 结果 = await response.json();
30
    控制台.日志('最新区块ID：', result.data.链.最新区块.id);
31
    控制台.日志('最新区块高度：', result.data.链.最新区块.height);
32
  } catch (error) {
33
    控制台.错误('获取最新区块时出错：', 错误);
34
  }
35
};
36

37
fetchLatestBlock();
38

1
const LATEST_BLOCK_QUERY = `
2
  query {
3
    chain {
4
      latestBlock {
5
        id
6
        高度
7
      }
8
    }
9
  }
10
`;
11

12
const fetchLatestBlock = async (): Promise<void> => {
13
  试一试 {
14
    const response = await fetch('https://docs-demo.fuel-mainnet.quiknode.pro/v1/graphql', {
15
      方法: 'POST',
16
      headers: {
17
        “接受”: 'application/json',
18
        “Content-Type”: 'application/json',
19
      },
20
      body: JSON.stringify({
21
        查询: LATEST_BLOCK_QUERY,
22
      }),
23
    });
24

25
    如果 (!响应.ok) {
26
      throw new Error(`HTTP error! status: ${response.status}`);
27
    }
28

29
    const 结果 = await response.json();
30
    控制台.日志('最新区块ID：', result.data.链.最新区块.id);
31
    控制台.日志('最新区块高度：', result.data.链.最新区块.height);
32
  } catch (error) {
33
    控制台.错误('获取最新区块时出错：', 错误);
34
  }
35
};
36

37
fetchLatestBlock();
38

1
const myHeaders = new Headers();
2
myHeaders.append("Accept", "application/json");
3
myHeaders.追加("Content-Type", "application/json");
4

5
const raw = JSON.stringify({
6
  "query": "{ chain { latestBlock { id height } } }"
7
});
8

9
const requestOptions = {
10
  方法: "POST",
11
  标题: myHeaders,
12
  正文: raw,
13
  重定向: "follow"
14
};
15

16
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 myHeaders = new Headers();
2
myHeaders.append("Accept", "application/json");
3
myHeaders.追加("Content-Type", "application/json");
4

5
const raw = JSON.stringify({
6
  "query": "{ chain { latestBlock { id height } } }"
7
});
8

9
const requestOptions = {
10
  方法: "POST",
11
  标题: myHeaders,
12
  正文: raw,
13
  重定向: "follow"
14
};
15

16
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 客户端 = new ApolloClient({
5
  uri: “https://docs-demo.fuel-mainnet.quiknode.pro/v1/graphql”,
6
  缓存: new 内存缓存(),
7
  fetch: fetch,
8
  headers: {
9
    “接受”: 'application/json',
10
    “Content-Type”: 'application/json'
11
  }
12
});
13

14
const LATEST_BLOCK_QUERY = gql`
15
  {
16
    链 {
17
      latestBlock {
18
        id
19
        高度
20
      }
21
    }
22
  }
23
`;
24

25
客户.查询({
26
  查询: LATEST_BLOCK_QUERY
27
})
28
.然后(结果 => {
29
  const latestBlock = result.data.链.最新区块;
30
  控制台.日志('最新区块信息：');
31
  console.log(`ID: ${latestBlock.id}`);
32
  console.log(`Height: ${latestBlock.height}`);
33
})
34
.catch(error => 控制台.error('错误：', 错误));

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

4
const 客户端 = new ApolloClient({
5
  uri: “https://docs-demo.fuel-mainnet.quiknode.pro/v1/graphql”,
6
  缓存: new 内存缓存(),
7
  fetch: fetch,
8
  headers: {
9
    “接受”: 'application/json',
10
    “Content-Type”: 'application/json'
11
  }
12
});
13

14
const LATEST_BLOCK_QUERY = gql`
15
  {
16
    链 {
17
      latestBlock {
18
        id
19
        高度
20
      }
21
    }
22
  }
23
`;
24

25
客户.查询({
26
  查询: LATEST_BLOCK_QUERY
27
})
28
.然后(结果 => {
29
  const latestBlock = result.data.链.最新区块;
30
  控制台.日志('最新区块信息：');
31
  console.log(`ID: ${latestBlock.id}`);
32
  console.log(`Height: ${latestBlock.height}`);
33
})
34
.catch(error => 控制台.error('错误：', 错误));

1
导入 请求
2
import 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
  “接受”: 'application/json',
11
  “Content-Type”: 'application/json'
12
}
13

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

16
打印(响应.text)
17

1
导入 请求
2
import 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
  “接受”: 'application/json',
11
  “Content-Type”: 'application/json'
12
}
13

14
回复 = 请求.请求("POST", url, headers=headers, data=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)
8
https.use_ssl = true
9

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

17
回复 = https.请求(请求)
18
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)
8
https.use_ssl = true
9

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

17
回复 = https.请求(请求)
18
返回响应.read_body
19

还没有账号吗？

只需几秒钟即可创建您的 Quicknode 端点，并开始构建

免费开始使用