myscript_v04.sh

#!/usr/bin/env bash

filepath="$HOME/Desktop/"
filename="mysecondnewfile.txt"

function dothething() {  
  echo "--------------------------------------------------------"
  echo "  I'm an echo. Enjoy your new file - now with content!  "
  echo "This is my test file." > "${filepath}${filename}"
  echo "--------------------------------------------------------"
  echo
}

# call our function
# ----------------------------------------------------------------------
dothething