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difference between echo and ""

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# 8  
Old 03-20-2009
Quote:
Originally Posted by dariyoosh
[...]
Code:
#!/bin/ksh

VALUE1="hello world"
VALUE2='hello world'

for ITERATOR in $VALUE1
do
    print "$ITERATOR"
done

for ITERATOR in $VALUE2
do
    print "$ITERATOR"
done

Both of them will print
Code:
hello
world

In each loop there is two arguments (two values for $ITERATOR)
But as soon as you change the loop to
Code:
for ITERATOR in "$VALUE1"

it's only one iteration again
# 9  
Old 03-20-2009
Yes, you're right, I didn't know that, thanks for this remark Smilie
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