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小伙看你根骨奇佳，潜力无限，来学PHP伐。
用strip()去掉首尾空格
from scrapy.selector import Selector content = "<p>数量：100-200个 </p>" strings = Selector(text=content).xpath('//p/text()').re_first(u'数量：(.+)\s$').strip() print(strings) print(len(strings)) """ 100-200个 8 """
'数量：(\S+)'
![[Web front-end] Node.js quick start](https://img.php.cn/upload/course/000/000/067/662b5d34ba7c0227.png)
用strip()去掉首尾空格
'数量：(\S+)'