Shell Programming and Scripting

//FileName

system='/path/to/my/directory'
cat `find ${system}  -name '*.txt'` > outputFileDirectoryName.txt

#!/bin/ksh
 
for txtfile in $(ls $system/*.txt)
do
    echo "# Filename: $txtfile"
    cat $txtfile >> outputFileDirectoryName.txt
done

#!/bin/ksh
system='/path/to/my/directories/DirectoryA'
for txtfile in $(ls $system/*.txt)
do
 echo " #FileName : $txtfile"
 cat $txtfile >> outputFileA.txt
done

 
#!/bin/ksh

system='/path/to/my/directories/DirectoryA'
 
if [ -d $system ]  # If the directory exists..
then
    for txtfile in $(ls $system/*.txt)
    do
        echo " #FileName : $txtfile"
        cat $txtfile >> outputFileA.txt
    done
else
    echo "Sorry, but that directory doesn't exist."
fi

for mydir in dirA dirB dirC
do
    echo "Now processing $mydir ..."
    # ... code from above ...
done

find "$system" -name '*.txt' -exec sh -c "echo '# {}';cat {}" \;

#!/bin/sh
system='/home/path/to/first/directory'
for txtfile in `find ${system} | grep "\.txt"'$'` ; do
#echo $txtfile 
cat $txtfile | `find ${system} -name '*.txt'`  >  ClassA.txt
done

find . -type f -name '*.txt' | xargs -I {} -i ksh 'echo //$(dirname {}); cat {}'