Very nice (++) but aren't you missing the new line? ... 
print join ' ', unpack '(a10)*', "$_\n" for unpack '(a50)*', $str;

[download]
 update that newline is in the wrong place... 
print "" . join ' ', unpack '(a10)*', $_ . "\n" for unpack '(a50)*', $
+str;

[download]
update A regex solution based on your plan of attack (if only because (un)?pack still scares me :) 
for ($str =~ /.{1,50}/g) {print join " ", /.{1,10}/g; print "\n"}

[download]
---
my name's not Keith, and I'm not reasonable.

In reply to Re^2: spliting a lengthy text by reasonablekeith
in thread splitting and coloring by sanku

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