Difference
Difference
Description
Create the difference of two sets A and B (set A – set B).
Each line in the input text files is treated as an item. Items are case- and whitespace-sensitive. If more than one input file is specified for A or B, their entries are unified first. The order of items is not maintained.
Input files
- at least 1 set A file (.txt)
- at least 1 set B file (.txt)
Output files
- Difference (difference.txt)
Context
Example
The following input files:
a.txt
John Paul George Ringo
b.txt
John George
...result in the following difference:
difference.txt
Paul Ringo
Source code
difference.rb, difference.yaml (GitHub)