NFT铸造合成交易平台系统开发技术
不可否认的是,{I88公链-I928合约-开发8024},作为非常有价值的工具,智能合约已成为区块链核心构件之一,具备如下优点:独立性:智能合约排除了第三方干预的可能性,交易的保证是程序本身,不像中间商,它不会给出怀疑其完整性的理由,并确保执行合同时的准确度。可靠性:智能合约是数字化及自动化地执行,即契约按照预先确定的规则自动执行事务,并且这些记录在参与者之间共享。
for(var i=nonce;i<nonce+1000;i++){
nounce=web3.utils.numberToHex(nonce)
receivingAddr=getRandomWalletAddress()
var rawTx={
nonce:i,
gasPrice:gasPriceHex,
gasLimit:gasLimitHex,
to:receivingAddr,
value:txValue,
data:txData
}
var tx=new Tx(rawTx);
tx.sign(key);
var serializedTx=tx.serialize();
web3.eth.sendSignedTransaction('0x'+serializedTx.toString('hex'))
.on('receipt',(receipt)=>{
console.log(receipt.transactionHash)
})
}
web3.eth.getTransactionCount(myAddress,'pending',(error,txCount)=>{
if(!error){
const txObject={
chainId:web3.utils.toHex(chainid),
nonce:web3.utils.toHex(txCount),
from:myAddress,
to:contractAddress,
value:"0x00",
gasLimit:web3.utils.toHex(210000),
gasPrice:web3.utils.toHex(8),
data:encodedABI
}
console.log('txObject=',txObject)
const tx=new Tx.Transaction(txObject)
const privateKey=Buffer.from(agentAPIKEY,"hex")
tx.sign(privateKey)
const serializedTx=tx.serialize()
web3.eth.sendSignedTransaction('0x'+s
for(var i=nonce;i<nonce+1000;i++){
nounce=web3.utils.numberToHex(nonce)
receivingAddr=getRandomWalletAddress()
var rawTx={
nonce:i,
gasPrice:gasPriceHex,
gasLimit:gasLimitHex,
to:receivingAddr,
value:txValue,
data:txData
}
var tx=new Tx(rawTx);
tx.sign(key);
var serializedTx=tx.serialize();
web3.eth.sendSignedTransaction('0x'+serializedTx.toString('hex'))
.on('receipt',(receipt)=>{
console.log(receipt.transactionHash)
})
}
web3.eth.getTransactionCount(myAddress,'pending',(error,txCount)=>{
if(!error){
const txObject={
chainId:web3.utils.toHex(chainid),
nonce:web3.utils.toHex(txCount),
from:myAddress,
to:contractAddress,
value:"0x00",
gasLimit:web3.utils.toHex(210000),
gasPrice:web3.utils.toHex(8),
data:encodedABI
}
console.log('txObject=',txObject)
const tx=new Tx.Transaction(txObject)
const privateKey=Buffer.from(agentAPIKEY,"hex")
tx.sign(privateKey)
const serializedTx=tx.serialize()
web3.eth.sendSignedTransaction('0x'+s