openCashDrawer method
open cash drawer, actionNumber
needed to based on the printer port
Implementation
openCashDrawer(int actionNumber) {
this._commands.add({"openCashDrawer": actionNumber});
}
open cash drawer, actionNumber
needed to based on the printer port
openCashDrawer(int actionNumber) {
this._commands.add({"openCashDrawer": actionNumber});
}