# Output lines that appear in only file1 comm -1 file1.txt file2.txt # # Output lines that appear in only file1 comm -2 file1.txt file2.txt # Output lines that appear in both files comm -3 file1.txt file2.txt
# Output lines that appear in only file1 comm -1 file1.txt file2.txt # # Output lines that appear in only file1 comm -2 file1.txt file2.txt # Output lines that appear in both files comm -3 file1.txt file2.txt