爬虫,网页不变的情况下翻页
最近搞个爬虫练手,登录获取都实现了
在最后一个网页内翻页时,怎么都获取不了下一页,求助,
post的数据大概如下
data_BGP = {
"__EVENTTARGET":'GridView1$ctl13$btnGo',
"__EVENTARGUMENT":' ',
"__VIEWSTATE":xxx,
"__VIEWSTATEGENERATOR":xxx,
"__EVENTVALIDATION":xxx,
"HiddenText":"xxx",
"HiddenID":"asd",
"NodeClick":"HiddenClick",
"GridView1$ctl13$txtNewPageIndex":'2'
}
如上,__VIEWSTATE,VIEWSTATEGENERATOR,EVENTVALIDATION
这三个数据每辞都要重新获取一下吗?翻页用的的__EVENTTARGET":'GridView1$ctl13$btnGo,为啥还是不行呢