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input a float data and add them in shell in linux

 
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# 1  
Old 03-04-2009
input a float data and add them in shell in linux
I want to input a float data and add them in shell in linux. I am new user of it can anyone tell me how I can do it?
thanx
# 2  
Old 03-04-2009
please watchout to post your questions in the right forum!
# 3  
Old 03-04-2009
Bug hi
hi frnd,

use variable a n b for inputing and use i for output
example use i = $a + $b
echo $i for output
# 4  
Old 03-04-2009
Quote:
Originally Posted by atl@mav
hi frnd,

use variable a n b for inputing and use i for output
example use i = $a + $b
echo $i for output
Please validate your answers before posting them - reread the OP original question.
# 5  
Old 03-05-2009
on float input
thank you for that
but what problem I am having is
read a
sum=0.0
sum=`expr $a + $sum`
then it is not working means it is not accepting the float data
plz help me out.
thanx
# 6  
Old 03-05-2009
use bc
Code:
a=1.112
b=2.112
echo "$a  + $b" | bc -l  | read result
echo $result

 
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