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bitcoinbook/code/extract-from-pk-script.go
Michalis Kargakis 5da0b85ced Extract info from pk script example
Code example where we extract information from a public key script. Use
go run [filename].go to run every go example instead of go build.
2014-07-31 20:21:26 +03:00

46 lines
964 B
Go

package main
import (
"encoding/hex"
"fmt"
"os"
"github.com/conformal/btcnet"
"github.com/conformal/btcscript"
)
// go run extract-from-pk-script.go
// This example demonstrates extracting information from a standard public key
// script.
func main() {
scriptHex := "76a914128004ff2fcaf13b2b91eb654b1dc2b674f7ec6188ac"
ExtractPkScriptAddrs(scriptHex)
// Output:
// Script Class: pubkeyhash
// Addresses: [12gpXQVcCL2qhTNQgyLVdCFG2Qs2px98nV]
// Required Signatures: 1
}
func ExtractPkScriptAddrs(scriptHex string) {
script, err := hex.DecodeString(scriptHex)
handle(err)
// Extract and print details from the script.
scriptClass, addresses, reqSigs, err := btcscript.ExtractPkScriptAddrs(script, &btcnet.MainNetParams)
handle(err)
fmt.Println("Script Class:", scriptClass)
fmt.Println("Addresses:", addresses)
fmt.Println("Required Signatures:", reqSigs)
}
func handle(err error) {
if err != nil {
fmt.Println(err)
os.Exit(1)
}
}