|#BatchDate||YYYYMMDD||The date the batch was scanned. It is the current date according to your system, specified in the short date format specified by your Windows settings.|
|#BatchIdx||N(4)||The sequence number of the invoice in the batch, set by the system.|
|#BatchNo||N(6)||The batch number, set by user or system.|
|#BatchPrefix||X(12)||The batch prefix, set by user or system. Example.|
|#BatchSize||N(4)||The number of pages in the batch. Set by user or system.|
|#BatchTime||hhmmss||The time the batch was scanned. It is the system time in the format HHMM. (That is, 8:15 a.m. is specified as 0815 and 4:20 p.m. is specified as 1620.) More info.|
Note that #BatchDate and #BatchTime can have a different format in the transfer file.
You can also define your own batch variables.