Guten Tag Brad Lira,
am Donnerstag, 27. Januar 2011 um 21:44 schrieben Sie:
> use strict;
> use warnings;
> my $str = 'command1 [hello my dear] command2 command3 "command4
> --some-arg arg --some- +other-arg 2" command5 command6';
> for (split m{(\s+|"[^"]*"|\[[^\[]*\])}, $str) {
> print $_, $/;
> }
You should be able to use pcrecpp::RE::Consume for that, the only
difference is, that you won't get an array with all tokens at once. I
quote the local doc, because I don't find the link online.
> SCANNING TEXT INCREMENTALLY
>
> The "Consume" operation may be useful if you want to repeatedly
> match regular expressions at the front of a string and skip over
> them as they match. This requires use of the "StringPiece" type,
> which represents a sub-range of a real string. Like RE, StringPiece
> is defined in the pcrecpp namespace.
> Example: read lines of the form "var = value" from a string.
> string contents = ...; // Fill string somehow
> pcrecpp::StringPiece input(contents); // Wrap in a StringPiece
>
> string var;
> int value;
> pcrecpp::RE re("(\\w+) = (\\d+)\n");
> while (re.Consume(&input, &var, &value)) {
> ...;
> }
> Each successful call to "Consume" will set "var/value", and also
> advance "input" so it points past the matched text.
>
>
> The "FindAndConsume" operation is similar to "Consume" but does not
> anchor your match at the beginning of the string. For example, you
> could extract all words from a string by repeatedly calling
> pcrecpp::RE("(\\w+)").FindAndConsume(&input, &word)
Mit freundlichen Grüßen,
Thorsten Schöning
--
Thorsten Schöning
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