12. Subroutines
12.1. Overview
The subroutines available are summarised below.
| Name | Purpose | 
| FormatTime | format a date-time value | 
| AppendText | within the on macro, appends text after the current line | 
| PrependText | within the on macro, prepends text before the current line | 
| FindFile | override this if you need custom searching rules | 
Further details on these are provided below.
