Main
Prepend
  • Start number must be smaller than end number.
  • Only field 1 is mandatory.
  • Non-numeric input must be in start field.
 1 start
/		 2 start
/		 3 start
 Append
 
1 end
   2 end
   3 end
Optional

 create required directories (at least 1 / required).
 quiet (no output).
 turn off verboseness, without being quiet.
 don't clobber existing files or use .# suffixes.

Extra Linefeeds: 

User Agent 

 accepted extensions

 rejected extensions

 http authentication.

 referer url.

prepend: 
prepend fields: 
1 / 2 / 3
middle: 
append fields: 
1 / 2 / 3
append: 

Some example values have been filled in for you.