1bashThis demonstrates three different for loop examples in Bash, including iterating over a numerical range, a predefined list of filenames, and all files in the current directory, showcasing various file manipulation techniques.for i in {0..10..2} do echo "Index: $i" done for filename in file1 file2 file3 do echo "Content: " >> $filename done for filename in *; do echo "Content: " >> $filename donebash internalloopsfor loopnumerical range iteration