在我的网站上,我有三个正则表达式(其中一个是被禁用的,你会明白为什么……)要替换用户发布的内容:$string = preg_replace("/([\w-?$string = preg_replace($pattern, $replace, $string); /*** make sure there is an http:// on all URLs ***/
$string = preg_r
class archiveorg_spider(scrapy.Spider): name = 'youtube_link_crawler' start_urls = crawl_target_2016_Q1 # this can be changed def parse(self,:"+response.url)
youtube_links = respons