chain_getHeader RPC Method

参数

BlockHash

字符串

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退货

结果

对象

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parentHash

字符串

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数字

字符串

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stateRoot

字符串

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extrinsicsRoot

字符串

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digest

数组

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日志

字符串

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请求

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curl https://docs-demo.dot-mainnet.quiknode.pro/ \
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 -X POST \
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 -H "Content-Type: application/json" \
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 --data '{"method":"chain_getHeader","params":[],"id":1,"jsonrpc":"2.0"}'
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curl https://docs-demo.dot-mainnet.quiknode.pro/ \
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 -X POST \
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 -H "Content-Type: application/json" \
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 --data '{"method":"chain_getHeader","params":[],"id":1,"jsonrpc":"2.0"}'
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var myHeaders = new Headers();
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myHeaders.追加("Content-Type", "application/json");
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var raw = JSON.stringify({
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  "method": "chain_getHeader",
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  “params”: [],
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  "id": 1,
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  “jsonrpc”: "2.0"
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});
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var 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.dot-mainnet.quiknode.pro/", requestOptions)
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  .然后(响应 => 响应.text())
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  .然后(结果 => 控制台.log(result))
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  .catch(error => 控制台.log('error', error));

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var myHeaders = new Headers();
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myHeaders.追加("Content-Type", "application/json");
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var raw = JSON.stringify({
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  "method": "chain_getHeader",
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  “params”: [],
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  "id": 1,
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  “jsonrpc”: "2.0"
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});
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var 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.dot-mainnet.quiknode.pro/", requestOptions)
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  .然后(响应 => 响应.text())
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  .然后(结果 => 控制台.log(result))
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  .catch(error => 控制台.log('error', error));

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导入 请求
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import json
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url = "https://docs-demo.dot-mainnet.quiknode.pro/"
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有效载荷 = json.dumps({
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  "method": "chain_getHeader",
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  “params”: [],
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  "id": 1,
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  “jsonrpc”: "2.0"
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})
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标题 = {
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  “Content-Type”: 'application/json'
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}
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回复 = 请求.请求("POST", url, headers=headers, data=有效载荷)
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打印(响应.text)
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导入 请求
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import json
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url = "https://docs-demo.dot-mainnet.quiknode.pro/"
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有效载荷 = json.dumps({
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  "method": "chain_getHeader",
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  “params”: [],
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  "id": 1,
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  “jsonrpc”: "2.0"
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})
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标题 = {
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  “Content-Type”: 'application/json'
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}
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回复 = 请求.请求("POST", url, headers=headers, data=有效载荷)
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打印(响应.text)
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require "uri"
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require "json"
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require "net/http"
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url = URI("https://docs-demo.dot-mainnet.quiknode.pro/")
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https = Net::HTTP.new(url.主机, url.端口)
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https.use_ssl = true
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请求 = Net::HTTP::POST.new(url)
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请求["Content-Type"] = "application/json"
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请求.请求体 = JSON.dump({
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  "method": "chain_getHeader",
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  “params”: [],
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  "id": 1,
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  “jsonrpc”: "2.0"
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})
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回复 = https.请求(请求)
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返回响应.read_body
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require "uri"
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require "json"
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require "net/http"
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url = URI("https://docs-demo.dot-mainnet.quiknode.pro/")
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https = Net::HTTP.new(url.主机, url.端口)
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https.use_ssl = true
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请求 = Net::HTTP::POST.new(url)
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请求["Content-Type"] = "application/json"
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请求.请求体 = JSON.dump({
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  "method": "chain_getHeader",
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  “params”: [],
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  "id": 1,
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  “jsonrpc”: "2.0"
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})
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回复 = https.请求(请求)
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返回响应.read_body
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