Generate a bill number by sha1 hashing the account number and bill date for invoices which do not have bill number printed
Installation
npm install -S docparse-bill-number
Usage
Pass in an account number and a bill date.
var getBillNumber = var accountNumber = 'foo account number'billDate = '2012-01-05 00:00:00 +00:00'var billNumber = console
Date Format
The bill date should be a utc start of day iso-8061 formatted date string.
Format String YYYY-MM-DD HH:mm Z Sample String 2012-01-05 00:00:00 +00:00