How to execute sql script file in asp.net c#

using System;
using System.Collections.Generic;
using System.Linq;
using System.Web;
using System.Web.UI;
using System.Web.UI.WebControls;
using System.Data.SqlClient;
using System.Data;
using System.Web.Configuration;
using Microsoft.SqlServer.Management.Common;
using Microsoft.SqlServer.Management.Smo;
using System.IO;
using System.Xml.Linq;

protected void Page_Load(object sender, EventArgs e)
{
   SqlConnection con1 = new SqlConnection("YOUR CONNECTIONSTRING");
}

protected void btn_Click(object sender, EventArgs e)
{
  string strdbname=txtdbname.text;
  string strCreatecmd = "create database " + strdbname + "";
  SqlCommand cmd = new SqlCommand(strCreatecmd, con1);
  con1.Open();
  cmd.ExecuteNonQuery();
  con1.Close();
  //  Code to execute sql script ie(create tables/storedprocedure/views on ms sqlserver)

 //generatescript.sql is sql script generated and placed under Add_data folder in my application
    FileInfo file = new FileInfo(Server.MapPath("App_Datageneratescript.sql"));
    string strscript = file.OpenText().ReadToEnd();
    string strupdatescript = strscript.Replace("[databaseOldnameWhileSriptgenerate]", strdbname);
    Server server = new Server(new ServerConnection(con1));
    server.ConnectionContext.ExecuteNonQuery(strupdatescript);
    con1.Close();
}

Note:

• Microsoft.SqlServer.Smo.dll,Microsoft.SqlServer.ConnectionInfo.dll is need
• You will find these online or check-in ur windows ie In c/programfiles/sqlserver/assembly/...
• Your database script contains "GO" if not using smo.dll it will throw an error.