mirror of
https://github.com/bitcoinbook/bitcoinbook
synced 2024-11-01 21:19:17 +00:00
49 lines
1.3 KiB
Go
49 lines
1.3 KiB
Go
package main
|
|
|
|
import (
|
|
"fmt"
|
|
"os"
|
|
|
|
"github.com/conformal/btcnet"
|
|
"github.com/conformal/btcscript"
|
|
"github.com/conformal/btcutil"
|
|
)
|
|
|
|
// This example demonstrates creating a script which pays to a bitcoin address.
|
|
// It also prints the created script hex and uses the DisasmString function to
|
|
// display the disassembled script.
|
|
|
|
func main() {
|
|
addressStr := "12gpXQVcCL2qhTNQgyLVdCFG2Qs2px98nV"
|
|
|
|
PayToAddrScript(addressStr)
|
|
// Output:
|
|
// Script Hex: 76a914128004ff2fcaf13b2b91eb654b1dc2b674f7ec6188ac
|
|
// Script Disassembly: OP_DUP OP_HASH160 128004ff2fcaf13b2b91eb654b1dc2b674f7ec61 OP_EQUALVERIFY OP_CHECKSIG
|
|
}
|
|
|
|
func PayToAddrScript(addressStr string) {
|
|
// Parse the address to send the coins to into a btcutil.Address
|
|
// which is useful to ensure the accuracy of the address and determine
|
|
// the address type. It is also required for the upcoming call to
|
|
// PayToAddrScript.
|
|
address, err := btcutil.DecodeAddress(addressStr, &btcnet.MainNetParams)
|
|
handle(err)
|
|
|
|
// Create a public key script that pays to the address.
|
|
script, err := btcscript.PayToAddrScript(address)
|
|
handle(err)
|
|
fmt.Printf("Script Hex: %x\n", script)
|
|
|
|
disasm, err := btcscript.DisasmString(script)
|
|
handle(err)
|
|
fmt.Println("Script Disassembly:", disasm)
|
|
}
|
|
|
|
func handle(err error) {
|
|
if err != nil {
|
|
fmt.Println(err)
|
|
os.Exit(1)
|
|
}
|
|
}
|