Bash - как разбить строку на переменные?

$ for name in `sed 's/.*news="\(.*\)"/\1/'|tr ',' ' '`
> do
> echo wget $name
> done
id="573";news="http://domain.com/1.jpg,http://domain.com/2.jpg,http://domain.com/3.jpg,"
wget http://domain.com/1.jpg
wget http://domain.com/2.jpg
wget http://domain.com/3.jpg

echo 'id="573";news="http://domain.com/large/blabla/asdasda_1.jpg,http://domain.com/large/blabla/rsfdsfs_2.jpg' | sed 's/.*news="\(.*\)"/\1/'|tr ',' ' '
id="573";news="http://domain.com/large/blabla/asdasda_1.jpg http://domain.com/large/blabla/rsfdsfs_2.jpg

id="573";news="http://domain.com/1.jpg,http://domain.com/2.jpg,http://domain.com/3.jpg,"; mkdir $id; echo $news | sed 's/,/ /g' | xargs wget -P $id ; unset id ; unset news

for i in `echo $news | tr ',' '\n'`; do
...
done

#!/bin/bash
for line in $(cat l.txt)
do
echo "$line"
done

while read line ; do eval $line ; mkdir $id; echo $news | sed 's/,/ /g' | xargs wget -P $id ; unset id ; unset news; done < file

#!/bin/bash

while read line 
do 
        eval $line 
        mkdir $id
        news=$(echo $news | sed 's/\ /%20/g')
        echo $news | sed 's/,/ /g' | xargs wget -P $id
        unset id 
        unset news
done < file

$ a='id="573";news="http://domain.com/1.jpg,http://domain.com/2.jpg,http://domain.com/3.jpg,"'
$ IFS=$IFS\",;a=($a);for i in ${a[@]:3};do echo wget $i -P ${a[1]};done
wget http://domain.com/1.jpg -P 573
wget http://domain.com/2.jpg -P 573
wget http://domain.com/3.jpg -P 573