comma separated string manipulation


 
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# 1  
Old 02-12-2009
comma separated string manipulation

hi,
i have a script where i am accepting a comma separated string from the user, i have to separated those strings on the basis of comma and store it in variables..

below is the script

Code:
 
#!/bin/ksh
clear
echo "Enter the strings seperated by commas :- \c "
read strn
echo $strn
count=`echo $strn | awk -F, {'print NF'}`
echo $count
i=1
while [ i -le count ]
do
 str${i}=`echo $strn | cut -d, -f${i}`
# $echo $str${i}
 i=`expr $i + 1`
done

output:-

Code:
 
Enter the strings seperated by commas :- a,b
a,b
2
./string_seprate.sh[12]: str1=a:  not found
./string_seprate.sh[12]: str2=b:  not found

i am not able to understand even when str1=a is being allocated, it is throwing this error...
please help me out....
# 2  
Old 02-12-2009
Compare this with your script and see were it goes wrong:

Code:
#!/bin/ksh
clear
echo "Enter the strings seperated by commas :- \c "
read strn
echo $strn
count=`echo $strn | awk -F, {'print NF'}`
echo $count
i=1
while [ $i -le $count ]
do
 str[$i]=`echo $strn | cut -d, -f${i}`
 echo ${str[$i]}
 i=`expr $i + 1`
done

Have a read of a scripting tutorial, a link to some tutorials:

https://www.unix.com/answers-frequent...tutorials.html

Regards
# 3  
Old 02-13-2009
thanks a lot Franklin
it worked...
will read those tutorials
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