E-mailharvesting can be one of the easiest crawling activities, as you'll see in the final crawler example in this article.
E - mail收集可能是最容易的一种爬行行为,在本文中最后一个爬虫例子中我们会看到这一点。
2
E-mailharvesting crawlers search Web sites for E-mail addresses that are then used to generate the mass of spam that we all deal with each day.
这种爬虫会在Web站点上搜索e - mail地址,然后生成我们每天不得不处理的大量垃圾邮件。
3
This option is for collecting data that matches a regexp-it's great for harvesting IP addresses, URLs, names, E-mail addresses, words, and the like-but it's also a great way to learn regexps.