05 Jan 2012 18:18:19 UTC
- Distribution: grok
- Module version: 0.26
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- Perl: v5.6.0
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App::Grok::Resource::u4x - u4x resource for grok
use strict; use warnings; use App::Grok::Resource::u4x qw<:ALL>; # a list of all terms my @index = u4x_index(); # documentation for a single term my $pod = u4x_fetch('infix:<+>');
This resource looks maintains an index of syntax items that can be looked up. See http://svn.pugscode.org/pugs/docs/u4x/README.
Takes no arguments. Lists all syntax items.
Takes an syntax item as an argument. Returns the documentation for it.
Takes a syntax item as an argument. Returns the file where it was found.
Adds two numbers together. If either of the things being added is not a
Num, it will be converted to one before the addition. The result will be of the narrowest type possible.
Converts an object into a
Num. In the case of
Map, the numeric value is the number of elements and
Pairs, respectively. Note that it's commas and not parentheses alone do not create a
List, otherwise the following might be a surprise:
say +(4,5,6); # 3 say +(4); # 4
The same surprise does not happen for arrays, though, since they convey list context:
my @a = 4; say +@a; # 1
This twigil is deprecated. Use the
Means 'one or more of the previous atom'. In other words, it means the same as
Used before and between character classes inside
<>assertions to indicate the characters included in the match. Thus
will match all odd digits and the digit 4.
The plus at the start of an assertion is a no-op and can be left out.
The string form of a version recognizes the
*wildcard in place of any position. It also recognizes a trailing
is short for
:ver(v6.2.3 .. v6.2.*)
specifically rules out any prereleases.