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I need to append one trail record to both the files.
cat file1 >> file2
this appends everything in file1 to file2
file1
file2
My requirement is to append to file1 content to both file2 and file3.
file3
Use tee:
tee
tee -a file2 file3 < file1
tee send its input to each of the files specified as arguments to it. Usually it overwrites, but -a is tells it to append.
-a
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