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Updated examples.

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Emilio Almansi 7 years ago
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      docs/examples.md

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@ -1,113 +1,122 @@
# Bitcore examples # BitcoinCash.js Examples
## Generate a random address ## Generate a random address
```javascript ```javascript
var privateKey = new bitcore.PrivateKey(); const privateKey = new bitcoinCash.PrivateKey();
const address = privateKey.toAddress();
var address = privateKey.toAddress(); console.log(address.toString()) // 15WZwpw3BofscM2u43ji85BXucai5YGToL
``` ```
## Generate a address from a SHA256 hash ## Generate a address from a SHA256 hash
```javascript ```javascript
var value = new Buffer('correct horse battery staple'); const value = new Buffer('Bitcoin Cash - Peer-to-Peer Electronic Cash');
var hash = bitcore.crypto.Hash.sha256(value); const hash = bitcoinCash.crypto.Hash.sha256(value);
var bn = bitcore.crypto.BN.fromBuffer(hash); const bn = bitcoinCash.crypto.BN.fromBuffer(hash);
const address = new bitcoinCash.PrivateKey(bn).toAddress();
var address = new bitcore.PrivateKey(bn).toAddress(); console.log(address.toString()) // 126tFHmNHNAXDYT1QeEBEwBbEojib1VZyg
``` ```
## Import an address via WIF ## Import an address via WIF
```javascript ```javascript
var wif = 'Kxr9tQED9H44gCmp6HAdmemAzU3n84H3dGkuWTKvE23JgHMW8gct'; const wif = 'Kxr9tQED9H44gCmp6HAdmemAzU3n84H3dGkuWTKvE23JgHMW8gct';
const address = new bitcoinCash.PrivateKey(wif).toAddress();
var address = new bitcore.PrivateKey(wif).toAddress(); console.log(address.toString()) // 19AAjaTUbRjQCMuVczepkoPswiZRhjtg31
``` ```
## Create a Transaction ## Create a Transaction
```javascript ```javascript
var privateKey = new bitcore.PrivateKey('L1uyy5qTuGrVXrmrsvHWHgVzW9kKdrp27wBC7Vs6nZDTF2BRUVwy'); const privateKey = new bitcoinCash.PrivateKey('L1uyy5qTuGrVXrmrsvHWHgVzW9kKdrp27wBC7Vs6nZDTF2BRUVwy');
var utxo = { const utxo = {
"txId" : "115e8f72f39fad874cfab0deed11a80f24f967a84079fb56ddf53ea02e308986", 'txId' : '115e8f72f39fad874cfab0deed11a80f24f967a84079fb56ddf53ea02e308986',
"outputIndex" : 0, 'outputIndex' : 0,
"address" : "17XBj6iFEsf8kzDMGQk5ghZipxX49VXuaV", 'address' : '17XBj6iFEsf8kzDMGQk5ghZipxX49VXuaV',
"script" : "76a91447862fe165e6121af80d5dde1ecb478ed170565b88ac", 'script' : '76a91447862fe165e6121af80d5dde1ecb478ed170565b88ac',
"satoshis" : 50000 'satoshis' : 50000
}; };
const transaction = new bitcoinCash.Transaction()
var transaction = new bitcore.Transaction()
.from(utxo) .from(utxo)
.to('1Gokm82v6DmtwKEB8AiVhm82hyFSsEvBDK', 15000) .to('1Gokm82v6DmtwKEB8AiVhm82hyFSsEvBDK', 15000)
.sign(privateKey); .sign(privateKey);
console.log(transaction.toString()) // 01000000018689302ea03ef...
``` ```
## Sign a Bitcoin message ## Verify a Bitcoin message
```javascript ```javascript
var Message = require('bitcore-message'); const Message = require('bitcore-message');
var privateKey = new bitcore.PrivateKey('L23PpjkBQqpAF4vbMHNfTZAb3KFPBSawQ7KinFTzz7dxq6TZX8UA'); const message = new Message('Bitcoin Cash - Peer-to-Peer Electronic Cash.');
var message = new Message('This is an example of a signed message.'); const address = '13Js7D3q4KvfSqgKN8LpNq57gcahrVc5JZ';
const signature = 'IJuZCwN/4HtIRulOb/zRLU1oCPVMiPvT5dJhgXxOuQNFaXoytoejPePUerSs9KSIvPL/BDimPe2cj/JabeDGmbc=';
var signature = message.sign(privateKey); console.log(message.verify(address, signature)) // true
``` ```
## Verify a Bitcoin message ## Sign a Bitcoin message
```javascript ```javascript
var Message = require('bitcore-message'); const Message = require('bitcore-message');
var address = '13Js7D3q4KvfSqgKN8LpNq57gcahrVc5JZ'; const message = new Message('Bitcoin Cash - Peer-to-Peer Electronic Cash.');
var signature = 'IBOvIfsAs/da1e36W8kw1cQOPqPVXCW5zJgNQ5kI8m57FycZXdeFmeyoIqJSREzE4W7vfDmdmPk0HokuJPvgPPE='; const privateKey =
new bitcoinCash.PrivateKey('L23PpjkBQqpAF4vbMHNfTZAb3KFPBSawQ7KinFTzz7dxq6TZX8UA');
const signature = message.sign(privateKey);
var verified = new Message('This is an example of a signed message.').verify(address, signature); console.log(signature.toString()) // IJuZCwN/4HtIRulOb/zRLU1oCP...
``` ```
## Create an OP RETURN transaction ## Create an OP RETURN transaction
```javascript ```javascript
var privateKey = new bitcore.PrivateKey('L1uyy5qTuGrVXrmrsvHWHgVzW9kKdrp27wBC7Vs6nZDTF2BRUVwy'); const privateKey = new bitcoinCash.PrivateKey('L1uyy5qTuGrVXrmrsvHWHgVzW9kKdrp27wBC7Vs6nZDTF2BRUVwy');
var utxo = { const utxo = {
"txId" : "115e8f72f39fad874cfab0deed11a80f24f967a84079fb56ddf53ea02e308986", 'txId' : '115e8f72f39fad874cfab0deed11a80f24f967a84079fb56ddf53ea02e308986',
"outputIndex" : 0, 'outputIndex' : 0,
"address" : "17XBj6iFEsf8kzDMGQk5ghZipxX49VXuaV", 'address' : '17XBj6iFEsf8kzDMGQk5ghZipxX49VXuaV',
"script" : "76a91447862fe165e6121af80d5dde1ecb478ed170565b88ac", 'script' : '76a91447862fe165e6121af80d5dde1ecb478ed170565b88ac',
"satoshis" : 50000 'satoshis' : 50000
}; };
const transaction = new bitcoinCash.Transaction()
.from(utxo)
.addData('Bitcoin Cash - Peer-to-Peer Electronic Cash.') // Add OP_RETURN data
.sign(privateKey);
var transaction = new bitcore.Transaction() console.log(transaction.toString()) // 01000000018689302ea03ef...
.from(utxo)
.addData('bitcore rocks') // Add OP_RETURN data
.sign(privateKey);
``` ```
## Create a 2-of-3 multisig P2SH address ## Create a 2-of-3 multisig P2SH address
```javascript ```javascript
var publicKeys = [ const publicKeys = [
'026477115981fe981a6918a6297d9803c4dc04f328f22041bedff886bbc2962e01', '026477115981fe981a6918a6297d9803c4dc04f328f22041bedff886bbc2962e01',
'02c96db2302d19b43d4c69368babace7854cc84eb9e061cde51cfa77ca4a22b8b9', '02c96db2302d19b43d4c69368babace7854cc84eb9e061cde51cfa77ca4a22b8b9',
'03c6103b3b83e4a24a0e33a4df246ef11772f9992663db0c35759a5e2ebf68d8e9' '03c6103b3b83e4a24a0e33a4df246ef11772f9992663db0c35759a5e2ebf68d8e9'
]; ];
var requiredSignatures = 2; const requiredSignatures = 2;
const address = new bitcoinCash.Address(publicKeys, requiredSignatures);
var address = new bitcore.Address(publicKeys, requiredSignatures); console.log(address.toString()) // 36NUkt6FWUi3LAWBqWRdDmdTWbt91Yvfu7
``` ```
## Spend from a 2-of-2 multisig P2SH address ## Spend from a 2-of-2 multisig P2SH address
```javascript ```javascript
var privateKeys = [ const privateKeys = [
new bitcore.PrivateKey('91avARGdfge8E4tZfYLoxeJ5sGBdNJQH4kvjJoQFacbgwmaKkrx'), new bitcoinCash.PrivateKey('91avARGdfge8E4tZfYLoxeJ5sGBdNJQH4kvjJoQFacbgwmaKkrx'),
new bitcore.PrivateKey('91avARGdfge8E4tZfYLoxeJ5sGBdNJQH4kvjJoQFacbgww7vXtT') new bitcoinCash.PrivateKey('91avARGdfge8E4tZfYLoxeJ5sGBdNJQH4kvjJoQFacbgww7vXtT')
]; ];
var publicKeys = privateKeys.map(bitcore.PublicKey); const publicKeys = privateKeys.map(bitcoinCash.PublicKey);
var address = new bitcore.Address(publicKeys, 2); // 2 of 2 const address = new bitcoinCash.Address(publicKeys, 2); // 2 of 2
const utxo = {
var utxo = { 'txId' : '153068cdd81b73ec9d8dcce27f2c77ddda12dee3db424bff5cafdbe9f01c1756',
"txId" : "153068cdd81b73ec9d8dcce27f2c77ddda12dee3db424bff5cafdbe9f01c1756", 'outputIndex' : 0,
"outputIndex" : 0, 'address' : address.toString(),
"address" : address.toString(), 'script' : new bitcoinCash.Script(address).toHex(),
"script" : new bitcore.Script(address).toHex(), 'satoshis' : 20000
"satoshis" : 20000
}; };
const transaction = new bitcoinCash.Transaction()
var transaction = new bitcore.Transaction()
.from(utxo, publicKeys, 2) .from(utxo, publicKeys, 2)
.to('mtoKs9V381UAhUia3d7Vb9GNak8Qvmcsme', 20000) .to('mtoKs9V381UAhUia3d7Vb9GNak8Qvmcsme', 20000)
.sign(privateKeys); .sign(privateKeys);
console.log(transaction.toString()) // 010000000156171cf0e9dba...
``` ```

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