Sorry, but why split if you don't store it and join it directly? I know, it's the homework answer to split, but your's will be more efficient, I guess this way: 
s/\s+/\n/;print;

[download]
$\=~s;s*.*;q^|D9JYJ^^qq^\//\\\///^;ex;print

In reply to Re^3: how to split string(many words in one line) in a word? by Skeeve
in thread how to split string(many words in one line) in a word? by talkjay83

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