/// <summary>
/// 读取html里面的body内容(不包括<body>标签)
/// </summary>
/// <param name="htmlUrl">要读取的html地址</param>
private string ReadHtmlToEditHtml(string htmlUrl)
{
string htmlContent1 = string.Empty;
using (StreamReader reader = new StreamReader(htmlUrl))
{
htmlContent1 += reader.ReadToEnd();
}
Regex reg = new Regex("(?is)<body[^>]*>(?<body>.*?)</body>");
string bodyHtml = "";
bodyHtml = reg.Match(htmlContent1).Groups["body"].Value;
return bodyHtml;
}