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BE – BillInvoiceNumber 
Ensures an Invoice number with a minimum / maximum length has been added.
Validator Set Up
Variables
| Variable | Description |
|---|---|
| Minimum invoice number length (chars) | Enter a minimum of 1 (This will ensure the invoice isn't left blank and that at least 1 digit/character has been entered) |
| Maximum invoice number length (chars) | Enter a maximum length that the invoice should be |
| Pattern that invoice field must adhere to | Enter .+ to ensure something is entered into this field Alternatively, you can specify what characters you expect the invoice number to be. An example would be \d* which means a number followed by zero or more numbers. This would pass 123, but fail A123 or 123A |
Bill Entry details
Failure Prompt
Value " has length less than defined contract '1' - shows that no invoice number has been entered
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