文字翻页防Google分页_asp 翻页 google-优快云博客

本文介绍了一种简单的文本分页显示方法，通过读取文件内容并按需展示页面，同时提供页面导航链接以便用户浏览不同分页。文章还提供了一个分页导航栏的生成函数，可以根据总记录数和每页显示的记录数生成带有HTML代码的分页样式。

摘要生成于 C知道，由 DeepSeek-R1 满血版支持，前往体验 >

//文字翻页

private void InitWap()

{

string mC = "";

System.IO.FileInfo oF = new System.IO.FileInfo(Request.PhysicalPath);

System.IO.StreamReader oReader = new System.IO.StreamReader(oF.DirectoryName + "//" + "1.txt", System.Text.Encoding.Default);

mC = oReader.ReadToEnd();

Response.Write(mC.Length / 20);

string yemian = "";

for (int i = 1; i <= mC.Length / 20; i++)

{

yemian += "<a href=/"ReadText.aspx?page=" + i.ToString() + "/">" + i.ToString() + "</a>　";

}

int n = 0;

if (Request.QueryString["page"] != null)

{

n = int.Parse(Request.QueryString["page"].ToString());

}

oReader.Close();

if (mC.Length < 4000)

{

if (mC.Length >= 40)

mC = mC.Substring(n * 20, 20);

mC = mC.Replace("/r/n", " ");

}

Response.Write(yemian);

Response.Write(mC);

}

/// <param name="total">总记录数</param>

/// <param name="per">每页记录数</param>

/// <param name="page">当前页数</param>

/// <param name="query_string">Url参数</param>

/// 返回一个带HTML代码的分页样式（字符串）

public string Pagination(int total, int per, int page, string query_string)

{

int allpage = 0;

int next = 0;

int pre = 0;

int startcount = 0;

int endcount = 0;

string pagestr = "";

if (page < 1)

{

page = 1;

}

//计算总页数

if (per != 0)

{

allpage = (total / per);

allpage = ((total % per) != 0 ? allpage + 1 : allpage);

allpage = (allpage == 0 ? 1 : allpage);

}

next = page + 1;

pre = page - 1;

startcount = (page + 5) > allpage ? allpage - 9 : page - 4;//中间页起始序号

//中间页终止序号

endcount = page < 5 ? 10 : page + 5;

if (startcount < 1)

{

startcount = 1;

} //为了避免输出的时候产生负数，设置如果小于1就从序号1开始

if (allpage < endcount)

{

endcount = allpage;

}//页码+5的可能性就会产生最终输出序号大于总页码，那么就要将其控制在页码数之内

//pagestr = "第" + page + "页 ";

pagestr += page > 1 ? "<a href=/"" + query_string + "?page=1/">首页</a> <a href=/"" + query_string + "?page=" + pre + "/">上一页</a>" : "首页上一页";

//中间页处理，这个增加时间复杂度，减小空间复杂度

for (int i = startcount; i <= endcount; i++)

{

pagestr += page == i ? " <a style=/"width:15px;height:16px;padding:4px;line-height:16px;text-align:center;background-color:#1A9BE4;font-weight:bold;/">" + i + "</a>" : " <a href=/"" + query_string + "?page=" + i + "/">" + i + "</a>";

}

pagestr += page != allpage ? " <a href=/"" + query_string + "?page=" + next + "/">下一页</a> <a href=/"" + query_string + "?page=" + allpage + "/">末页</a>" : " 下一页末页";

return pagestr;

}