Shell Programming and Scripting

#!/bin/sh
sname=$(basename $(readlink -nf $0))
echo "This is $sname, running at $(date)"
echo "It is running on $(hostname)"
echo "Script being run by"
echo " User $(grep "^$USER:" /etc/passwd | cut -d: -f1)"
echo " UID $(grep "^$USER:" /etc/passwd | cut -d: -f3)"
echo " who is really $(grep "^$USER:" /etc/passwd | cut -d: -f5)"
echo ""
echo "Called with $# arguments"
for ((i=0 ; i < $# ; i++))
do
if test -f "$*"
then  
echo "-> Argument $* is a file"
ls -l $*
else
  echo "-> Argument $* either is not a regular file, or doesn't exist"
fi
done

array=($@);
for ((i=0 ; i < ${#array} ; i++))
do
        echo $i;
        echo ${array[$i]};
done

#!/bin/sh
sname=$(basename $(readlink -nf $0))
echo "This is $sname, running at $(date)"
echo "It is running on $(hostname)"
echo "Script being run by"
echo " User $(grep "^$USER:" /etc/passwd | cut -d: -f1)"
echo " UID $(grep "^$USER:" /etc/passwd | cut -d: -f3)"
echo " who is really $(grep "^$USER:" /etc/passwd | cut -d: -f5)"
echo ""
echo "Called with $# arguments"
array=("$@")
for ((i=0 ; i < $# ; i++))
do
if test -f "${array[$i]}"
then  
echo "-> Argument ${array[$i]} is a file"
ls -l ${array[$i]}
else
  echo "-> Argument ${array[$i]} either is not a regular file, or doesn't exist"
fi
done

for ((i=0 ; i < ${#array} ; i++))