Hi
If I get you right you want to have a blank before each
capital letter except the first one in the string. Right?
If yes use
$s =~ s/.(?=[A-Z])/ /g;

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si_lence
update:
The comment of edan is right (sorry to mess it up)
but this should work 
$s =~ s/(.)(?=[A-Z])/$1 /g;

[download]

si_lence

In reply to Re: Splitting on non-initial uppercase without split by si_lence
in thread Splitting on non-initial uppercase without split by loris

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