How can I pass the contents of a file into an integer?

andrew22 · 02-03-2009, 04:14 PM

I am trying to make a .sh programm , which will read the user input , pass it into an integer , write the integer into a file , then read the file , pass the contents of it in another integer , and the echo the last integer I am trying this

Code:

 #! /bin/bash
touch value
read val
echo "$val" > value
cat value | set $val2 
echo "$val2"

but , after all , is SET for that porpuse ? Can you give mesome corrections?

Maligree · 02-03-2009, 04:29 PM

This should work..

Code:

read value1
echo $value1 > value_file
value2=`cat value_file`
echo $value2