File ID for server-side files (can be used instead of fileInput)

The pages to select, Supports ranges (e.g., '1,3,5-9'), or 'all' or functions in the format 'an+b' where 'a' is the multiplier of the page number 'n', and 'b' is a constant (e.g., '2n+1', '3n', '6n-5')

Custom margin: small/medium/large/x-large

Font size for page numbers

Font type for page numbers

Hex colour for page numbers (e.g. #FF0000)

Position: 1-9 representing positions on the page (1=top-left, 2=top-center, 3=top-right, 4=middle-left, 5=middle-center, 6=middle-right, 7=bottom-left, 8=bottom-center, 9=bottom-right)

Starting number for page numbering

Which pages to number (e.g. '1,3-5,7' or 'all')

Custom text pattern. Available variables: {n}=current page number, {total}=total pages, {filename}=original filename