number_system_convert method
Implementation
String number_system_convert (String userNumSys, String convHashText){
List<int> bytes = hex.decode(convHashText);
if (userNumSys == 'Hex'){
return convHashText;
}
else if (userNumSys == 'Base64'){
String base64text = base64.encode(bytes);
return base64text;
}
else{
String base58text = Base58Encode(bytes);
return base58text;
}
}