Join many files vertically(append) with Name and Time Stamp
Example:
Join 3 files together and add header: --- Filename --- Date ---

Procedures:
1) Ctrl-h open 'Replace' dialog
2) Change the ">" symbol between "outpage" and "output file" to ">> Append"

3) Click Advanced Page, set "Insert Begin Text" to --- $FILENAME --- current_date() ---

4) Click "Batch..." button, open batch runner
5) Click "Pick files" button and select file1.txt, file2.txt, file3.txt
6) Check set output filename, and change ${FILENAME} to result.txt
7) Click "Batch Replace"

Join many files horizontally(Column append)
Example:
Join 3 files together horizontally

Procedures:
1) Ctrl-h open 'Replace' dialog
2) Change the ">" symbol between "outpage" and "output file" to ">>> Column Append"

3) Click "Batch..." button, open batch runner
4) Click "Pick files" button and select file1.txt, file2.txt, file3.txt
5) Check set output filename, and change ${FILENAME} to result.txt
6) Click "Batch Replace"

Split file horizontally(by column)
Example:
Split file to many files, each has 1 column

Procedures:
1) Ctrl-o open source text file
2) Open "file->save as->split by column" menu
3) Set "Split Naming" to test.###

4) Click "Next" and enter an output file name with any name
Split file vertically(by line or paragraph)
Example 1:
Split file to many files, each has 3 lines

Procedures:
1) Ctrl-o open source text file
2) Open "file->save as->split by bytes/lines" menu
3) Set "Split Name" to test.###
4) Set "split by 3 lines"

5) Click "Next" and enter an output file name with any name
Example 2:
Split file to many files, splited from line containing 'NAME'

Procedures:
1) Ctrl-o open source text file
2) Open "file->save as->split by bytes/lines" menu
3) Set "Split Name" to test.###
4) Set "Para Start" to other and enter "NAME", set "Para End" to "None"

5) Click "Next" and enter an output file name with any name
Notes:
1. Since version 2.0, powerful feature of splitting file by fixed columns or lines is supported, user can set column width to 3,3,4,4 to split files by width 3,3,4,4,4,4... characters.
2. Since version 2.0, the splitted files can be named by customized rules, such as file001.txt, file.new.001, 00001_file, ...