Charlotte Hee wrote:
> On Fri, 30 Jul 2004, Bob Showalter wrote:
> > for my $w ($title =~ /([A-Za-z]+[^A-Za-z\s]*)\s*/g) {
> >
>
> That's amazing! Yes, that works.
>
> Let me see if I understand this expression:
> /([A-Za-z]+
> This matches any letter, uppercase or lowercase, 1 or more times.
Yes. A token needs to start with a letter.
>
> [^A-Za-z\s]*)
> This matches anything that's not a letter, uppercase or lowercase, or
> a space, zero or more times. Here is how I will match my '->'.
Right. And it will stop at the next letter or whitespace char.
>
> \s*/g
> This matches a blank space zero or more times and the 'g' means apply
> the whole thing globally.
>
> But why do I need the character classes in parentheses?
I did that so as not to capture the whitespace. Actually, I don't think you
need it; try leaving it out. I'm not the strongest on regexes; other folks
can probably improve on my approach here...
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