read_file_1(){
while read line
do
echo $line
done < $filename
}
read_file_2(){
for i in `cat $filename`
do
echo $i
done
}
read_file_3(){
cat $filename | while read line
do
echo $line
done
}
read_file_1(){
while read line
do
echo $line
done < $filename
}
read_file_2(){
for i in `cat $filename`
do
echo $i
done
}
read_file_3(){
cat $filename | while read line
do
echo $line
done
}