shell program to print numbers up to given range

/* series.sh   */

echo "enter your range"

read n

i=1

while [ $i -le $n ]

do

     echo $i

     i=`expr $i + 1`

done

/home/anil/~$ sh series.sh

enter your range

10

12345678910

/home/anil/~$-

note: while loop works like same in c program but with little bit equivalent changes . 

while followed by a condition followed by a then and done statement


while [ condition ]
then
display statements
done

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