用 go 语言使用 goquery 爬去糗事百科热点笑话爬虫 - V2EX
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zbl430
V2EX    程序员

用 go 语言使用 goquery 爬去糗事百科热点笑话爬虫

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  •   zbl430 2017-09-05 09:17:12 +08:00 5461 次点击
    这是一个创建于 3013 天前的主题,其中的信息可能已经有所发展或是发生改变。

    这里直接贴代码

    package main import ( "fmt" "github.com/PuerkitoBio/goquery" "log" "strings" ) type HotsContent struct { num int content string comment string url string } func main() { fmt.Println("开始爬取糗事百科热点笑话...") js, err := goquery.NewDocument("https://www.qiushibaike.com/hot/") if err != nil { log.Fatal(err) } js.Find("#content-left .article").Each(func(i int, contentSelection *goquery.Selection) { //先判断是否有图片 img, _ := contentSelection.Find(".thumb a").Attr("href") if len(img) == 0 { hotsArt := HotsContent{} content := contentSelection.Find(".content span").Text() url, _ := contentSelection.Find(".contentHerf").Attr("href") comment_name := contentSelection.Find(".cmtMain .cmt-name").Text() comment_cont := contentSelection.Find(".cmtMain .main-text").Text() hotsArt.num = i + 1 hotsArt.url = "https://www.qiushibaike.com" + url hotsArt.cOntent= strings.Replace(content, "\n", "", -1) hotsArt.comment = strings.Replace(comment_name+comment_cont, "\n", "", -1) fmt.Println("第", hotsArt.num, "个笑话:") fmt.Println("\t", hotsArt.content) fmt.Println("\t 最热评论:" + hotsArt.comment) fmt.Println("\t 地址", hotsArt.url) fmt.Println("======================================================") } }) } 

    谢绝吐槽,写着练手玩玩的

    10 条回复    2017-09-06 09:32:12 +08:00
    jjianwen68
        1
    jjianwen68  
       2017-09-05 09:35:19 +08:00
    几年前用过 goquery,挺好用
    zbl430
        2
    zbl430  
    OP
       2017-09-05 09:37:51 +08:00
    @jjianwen68 还可以
    qlbr
        3
    qlbr  
       2017-09-05 10:17:22 +08:00
    第一次见到活的 go 语言, 原来是酱紫的
    pathletboy
        4
    pathletboy  
       2017-09-05 10:21:59 +08:00
    你已经留了一个坑,结构体字段名首字母最好大写,避免将来踩坑。
    zbl430
        5
    zbl430  
    OP
       2017-09-05 13:42:20 +08:00
    @pathletboy 有道理,记住了
    yigemeirenyongde
        6
    yigemeirenyongde  
       2017-09-05 14:40:51 +08:00
    还在入门 go,前端转 go
    lixuda
        7
    lixuda  
       2017-09-05 14:44:53 +08:00
    感觉 go 越来越牛
    polaris1119
        8
    polaris1119  
       2017-09-05 14:49:54 +08:00
    go 发展还是挺猛的
    Akkuman
        9
    Akkuman  
       2017-09-05 16:52:56 +08:00
    go 写了几个网站,还行
    zbl430
        10
    zbl430  
    OP
       2017-09-06 09:32:12 +08:00
    @Akkuman 厉害
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