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為了賬號安全,請及時綁定郵箱和手機立即綁定

previous_index 和 next_index 是灰色

def?get_detail_page(request,?article_id):
????all_article?=?Article.objects.all()
????curr_article?=?None
????previous_index?=?0
????next_index?=?0
????previous_article?=?None
????next_article?=?None
????for?index,?article?in?enumerate(all_article):
????????if?index?==?0:
????????????previous_index?=?0
????????????next_index?=?index?+?1
????????elif?index?==?len(all_article)?-?1:
????????????previous_index?=?index?-?1
????????????next_index?=?index
????????else:
????????????previous_index?=?index?-?1
????????????next_index?=?index?+?1
????????if?article.article_id?==?article_id:
????????????curr_article?=?article
????????????previous_article?=?all_article[previous_index]
????????????next_article?=?all_article[next_index]
????????????break

????section_list?=?curr_article.content.split('\n')
????return?render(request,?'blog/detail.html',
??????????????????{
??????????????????????'curr_article':?curr_article,
??????????????????????'section_list':?section_list,
??????????????????????'previous_article':?previous_article,
??????????????????????'next_article':?next_article
??????????????????}
??????????????????)

http://img1.sycdn.imooc.com//6142dada00013f1107300691.jpg

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1 回答

不影響正常功能,可以將 if語句中的 "previous_index = 0"刪除

0 回復 有任何疑惑可以回復我~

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previous_index 和 next_index 是灰色

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