1: #!/bin/sh
   2: #
   3: # Check positional argument handling
   4: echo "Number of arguments: $#"
   5: echo "\$0 = $0"
   6: 
   7: echo "Loop over \$*"
   8: for a in $*; do
   9:    echo \"$a\"
  10: done
  11: 
  12: echo "Loop over \"\$@\""
  13: for a in "$@"; do
  14:    echo \"$a\"
  15: done