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test ranges distribution
[perl/list-index.git]
/
lib
/
List
/
Index.pm
diff --git
a/lib/List/Index.pm
b/lib/List/Index.pm
index dca0d1f3970b83ffad665fc385ea2ed00b8bd778..4a2118910cf3708c11ada4bc07644930a33f3486 100644
(file)
--- a/
lib/List/Index.pm
+++ b/
lib/List/Index.pm
@@
-23,14
+23,14
@@
sub ranges {
my $pages = $options->{pages } || 1 + int $#$self / $pagesize;
$pagesize = @$self / $pages;
my $pages = $options->{pages } || 1 + int $#$self / $pagesize;
$pagesize = @$self / $pages;
- my $offset = $pagesize;
+ my $offset = $pagesize
+ .5
;
my @links = ('');
while ($offset < @$self) {
my $link = substr $self->[$offset], 0, $length;
if ($context) {
my @links = ('');
while ($offset < @$self) {
my $link = substr $self->[$offset], 0, $length;
if ($context) {
- {
+
if ($offset > $context - 1)
{
# take a value slightly before the current offset
# take a value slightly before the current offset
- my $before = $
offset > $context ? $self->[$offset - $context] : '.'
;
+ my $before = $
self->[$offset - $context - 1]
;
# see how much of it matches the current link
my $trim = 1;
for my $match (split //, $before) {
# see how much of it matches the current link
my $trim = 1;
for my $match (split //, $before) {
@@
-164,18
+164,18
@@
__END__
=head1 NAME
=head1 NAME
-List::Index -
Paginate alphabetic entries by finding minimal prefixe
s
+List::Index -
Find and apply prefix ranges to paginate keyword
s
=head1 SYNOPSIS
use List::Index;
my $index = List::Index->new(\@values);
my @pages = $index->ranges({pagesize => 50});
=head1 SYNOPSIS
use List::Index;
my $index = List::Index->new(\@values);
my @pages = $index->ranges({pagesize => 50});
-
printf '<a href="?q=%s-%s">%1$s</a> ', @$_
for @pages;
+
say "<a href='?q=$_'>$_</a>"
for @pages;
use List::Index 'rangematch';
use List::Index 'rangematch';
- my $limit = rangematch('b-bmq'); #
matches prefix like 'baa'..
'bmq'
- @re
sults = grep { $limit } @result
s;
+ my $limit = rangematch('b-bmq'); #
ge 'b' && le
'bmq'
+ @re
quest = grep { $limit } @value
s;
=head1 DESCRIPTION
=head1 DESCRIPTION