<?php

}
class Abrechnung extends IPSModule
{
    public function Create()
    {
        // Never delete this line!
        parent::Create();

       $this->RegisterPropertyString('Users', '[]');
    $this->RegisterPropertyString('PowerMeters', '[]');
    $this->RegisterPropertyString('WaterMeters', '[]');
    $this->RegisterPropertyString('Tariffs', '[]');

    }

    public function ApplyChanges()
    {
        parent::ApplyChanges();
    }

    // Called by the button in form.json
    public function GenerateInvoices($data)
    {
    }
}