区块链遍历接口在线调用
POST
chain_queryInfo
(区块链遍历接口)
参数
begin : 起始区块高度，一次最大返回100个区块
Sliceno :元空间号
示例代码
{
"jsonrpc": "3.0",
"method": "chain_queryInfo",
"params": [
"pubChainQuery",
"op=scanBlock&begin=&sliceno=0",
"encryp=none"
],
"id": "1"
}{
"jsonrpc": "3.0",
"id": "1",
"result": {
"ret": "0",
"err": "",
"content": [
{
"parentHash": "0xcfee308a28697bafef2f635c2c67272a65eab1996c93aebac2bcb29155d5bc77",
"miner": "0x6d3da5167929a4b297df09325389d72f35327fa4",
"stateRoot": "0x670a4e6f9262854a889e36dd766c6942780a6a9c74840fcbe2a9fde1e4f2c36b",
"transactionsRoot": "0xb0ef76de17cce27b75554325e7cba7f22eb3238fb642f35b174c885ae86f1987",
"receiptsRoot": "0xbc86b068c10758ec5e644d81b530038b31e6da3450892c7a3dcb6e9a0488c1e8",
"Recno": 2,
"number": 1,
"timestamp": 1742515456744655700,
"Txns": [//交易HASH
"0xd56f8fd299e309598752d54576395f15d403f2eb274d163e4eaf9e103cf64828"
],
"Senders": [//交易提交者
"0x35f4646842fc5fe208b7d3fab125c8542be88324"
],
"Data": "" //交易内容，base64编码
}
]
}
}说明
交易内容展开后，每个交易解析：
From:从 "Senders"数组中对应下标拿到
Value: 如果有值，说明是平台币转账
Input: 如果value为空，input有内容，那就是合约交易
ERC20合约代币三个重要函数解析：
转账：
function transfer(address _to, uint256 _value)external returns (bool success)
函数代码：0xa9059cbb
参数格式：2个64位字符串
如：
000000000000000000000000fa363a25864e3557c62b25cc41ccff4b41c6d762
0000000000000000000000000000000000000000000000000000000000000030
完整内容：0xa9059cbb000000000000000000000000fa363a25864e3557c62b25cc41ccff4b41c6d7620000000000000000000000000000000000000000000000000000000000000030
委托转账：
function transferFrom(address _from, address _to, uint256 _value)external returns (bool success)
函数代码：0x23b872dd
参数格式：3个64位字符串
如：
000000000000000000000000fa363a25864e3557c62b25cc41ccff4b41c6d762
000000000000000000000000ca363a25864e3557c62b25cc41ccff4b41c6d768
0000000000000000000000000000000000000000000000000000000000000030
完整内容：格式同上
委托数量：
function approve(address _spender, uint256 _value)external returns (bool success)
函数代码：0x095ea7b3
参数格式：2个64位字符串
如：000000000000000000000000fa363a25864e3557c62b25cc41ccff4b41c6d762
0000000000000000000000000000000000000000000000000000000000000030
完整内容：格式同上