/// <summary>
/// https://home.meishichina.com/recipe/huoguo/page/40/
/// 取出40部分
/// </summary>
/// <param name="listUrl"></param>
/// <returns></returns>
private int GetPageNumber(string listUrl)
{
int pageNumber = 0;
string ridectUrl = CrawlerHelper.GetRedirectUrl("https:" + listUrl + "page/200/");
int len = ridectUrl.Length - 1;
if (len < 1 || !ridectUrl.Contains("page/"))
{
return(pageNumber);
}
string temp = ridectUrl.Substring(0, len);
int pos = temp.LastIndexOf('/');
int.TryParse(temp.Substring(pos + 1), out pageNumber);
return(pageNumber);
}
