Contents

# PageByPage

Scrape page by page, according to url pattern, return an array of Nokogiri::XML::Element you want.

## Installation

Add this line to your application's Gemfile:

```ruby
gem 'page_by_page'
```

And then execute:

    $ bundle

Or install it yourself as:

    $ gem install page_by_page

## Usage

```ruby
nodes = PageByPage.fetch do
  url 'https://book.douban.com/subject/25846075/comments/hot?p=<%= n %>'
  selector '.comment-item'
  # from 2
  # step 2
  # to 100
  # threads 4
  # no_progress
end
```

Or just passing parameters:

```ruby
nodes = PageByPage.fetch(
  url: 'https://book.douban.com/subject/25846075/comments/hot?p=<%= n %>',
  selector: '.comment-item',
  # from: 2,
  # step: 2,
  # to: 100,
  # threads: 4,
  # no_progress: true
)
```

Version data entries

1 entries across 1 versions & 1 rubygems

Version	Path
page_by_page-0.1.9	README.md