PDF split/merge formula illustration:
For example:
File name A.PDF Page number (A1,A2,A3,A4,A5,...A10)
File name B.PDF Page number (B1,B2,B3,B4,B5,...B10)
(A1: The first page of file A.PDF, A2: The second page of file A.PDF)
(B1: The first page of file B.PDF, B2: The second page of file B.PDF)
It includes the following symbol:
"," ";" "-"
The specific functions refer to the following table:
Page illustration:
 
  This is the splitted table:
Formula Output file name Result
  1,3,5   File1: A P1 P3 P5.PDF   File1: (A1+A3+A5)
  1-3,5-7   File1: A P1-3 P5-7.PDF   File1: (A1+A2+A3+A5+A6+A7)
  1,3-5,7   File1: A P1 P3-5 P7.PDF   File1: (A1+A3+A4+A5+A7)
  1;3;5
File1: A P1.PDF
File2: A P3.PDF
File3: A P5.PDF
File1: (A1)
File2: (A3)
File3: (A5)
  1-3;5-7
File1: A P1-3.PDF
File2: A P5-7.PDF
File1: (A1+A2+A3)
File2: (A5+A6+A7)
  1,2-4;6-7;8
File1: A P1 P2-4.PDF
File2: A P6-7.PDF
File3: A P8.PDF
File1: (A1+A2+A3+A4)
File2: (A6+A7)
File3: (A8)
 
  This is the merged table:
Formula Output file name Result
  1,2,3   File1: Merge P1 2 3.PDF   File1: (A1+A2+A3+B1+B2+B3)
  1-3,5-7   File1: Merge P1-3 P5-7.PDF   File1: (A1+A2+A3+A5+A6+A7+B1+B2+B3+B5+B6+B7)
  1,3-5,7   File1: Merge P1 P3-5 P7.PDF   File1: (A1+A3+A4+A5+A7+B1+B3+B4+B5+B7)
  1;3;5
File1: Merge P1.PDF
File2: Merge P3.PDF
File3: Merge P5.PDF
File1: (A1+B1)
File2: (A3+B3)
File3: (A5+B5)
  1-3;5-7
File1: Merge P1-3.PDF
File2: Merge P5-7.PDF
File1: (A1+A2+A3+B1+B2+B3)
File2: (A5+A6+A7+B5+B6+B7)
  1,2-4;6-7;8
File1: Merge P1 P2-4.PDF
File2: Merge P6-7.PDF
File3: Merge P8.PDF
File1: (A1+A2+A3+A4+B1+B2+B3+B4)
File2: (A6+A7+B6+B7)
File3: (A8+B8)