Ethernet square Ethereum offline generate account number, calculate private key, sign

<script src= "Dist/keythereum.js" type= "Text/javascript" ></script> <script src= "Dist/bundle.js" type= "Text/javascript" ></script> <script> function CreateAccount () {var newaccountpwd = Document.getelement
	Byid (' createpwd '). Value;
	Console.log ("Password is:" +newaccountpwd);
	var params = {keybytes:32, ivbytes:16}; var DK = keythereum.create (params) var options = {kdf: "Scrypt", Cipher: "Aes-128-ctr", Kdfparams: {n:262144


	, R:8, P:1, dklen:32}};
	
	var keyobject = Keythereum.dump (Newaccountpwd, Dk.privatekey, Dk.salt, DK.IV, Options);
document.getElementById (' Newcreate '). InnerHTML = Json.stringify (Keyobject);
	
	function clean () {document.getElementById (' Signresult '). InnerHTML = ';
document.getElementById (' Signresulttest '). InnerHTML = ';
	function Shuzuto16str (AS) {var rtnstr = ';
	for (j = 0,len=as.length J < Len; J + +) {rtnstr + = as[j].tostring (16);
   
	Return ' 0x ' + rtnstr; Const TXDATATEXT ={from: ' 0x06edaf5dc947b8409f4c26c8577ed7290bf591e9 ', to: ' 0x7854c8a4dbc0ab7e639626db2db11a4bd7d59d9e ', Value: ' 0x8ac7230489e80000 ', nonce:115, Gas: "0x76c0", Gasprice: ' 0x9184e72a000 '} function Getsign () {var privatekey =
	document.getElementById (' private '). InnerHTML console.log ("private key" + Privatekey);
	
	var Data = document.getElementById (' signstr '). Value;
	var objdata = Json.parse (Data);
	Let {sign, verify, unsign} = window.ethereumjs_tx_sign;

	var out = sign (Objdata,privatekey);
	
	var newout = Json.parse (json.stringify (out));
	var privatekey2 = document.getElementById (' private '). InnerHTML;
	var testsign = sign (txdatatext,privatekey2);
	
	var newtestsign = Json.parse (json.stringify (testsign));
	
	Rawtx document.getElementById (' Signresult '). InnerHTML = NEWOUT.RAWTX;


document.getElementById (' Signresulttest '). InnerHTML = NEWTESTSIGN.RAWTX;
	function Getprivate () {var jsonstr = document.getElementById (' jsonstr '). Value;
	Console.log (JSONSTR); var keyobject = JSON. Parse (JSONSTR);
	var pwd = document.getElementById (' pwd '). Value;
	
	Console.log (PWD);
	
	
	var Privatekey = Keythereum.recover (Pwd,keyobject);
	
	var NewKey = Json.parse (json.stringify (Privatekey));
	
	document.getElementById (' private '). InnerHTML = Shuzuto16str (Newkey.data);


Console.log (Privatekey); var options = {kdf: "Scrypt", Cipher: "Aes-128-ctr", Kdfparams: {dklen:32, n:262144, P:1, R:8,}}


; </script>  
Test the code above (test environment chrome):

Mainly used for two JS files (download from github)

CSDN Download Address: http://download.csdn.net/download/kyou007/10224729

Because it is not too clear JS and nodejs the difference of many JS methods to use a certain problem, hope Master answer questions.