我来分享一个快速设置背景的js (需要jq支持!) 快速切图铺页面用---就是不需要手动输入背景图的长宽 自动获取背景图的长宽 : <div class="wrap"> <div style="background: url(images/by_01.jpg) no-repeat top center;"></div> <div style="background: url(images/by_02.jpg) no
items.py,根据需求确定自己的数据要求 # -*- coding: utf-8 -*- # Define here the models for your scraped items # # See documentation in: # https://doc.scrapy.org/en/latest/topics/items.html import scrapy class TodayScrapyItem(scrapy.Item): # define the fields for yo