How To Get All Subsites From A Site Collection In SharePoint Online Using CSOM

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In this blog, you will see how to get all the subsites from a site collection in SharePoint Online, using CSOM. Please refer to my previous article Connect To SharePoint 2013 Online Using CSOM With Console Application.

Code Snippet

using System;
using System.Collections.Generic;
using System.Linq;
using System.Net;
using System.Security;
using System.Text;
using System.Threading.Tasks;
using Microsoft.SharePoint.Client;
namespace GetAllSubsites
{
class Program
{
static void Main(string[] args)
{
string userName = "[email protected]";
string siteURL = "https://c986.sharepoint.com/sites/Vijai";
Console.WriteLine("Enter your password.");
SecureString password = GetPassword();
GetAllSubWebs(siteURL, userName, password);
Console.ReadLine();
}
private static SecureString GetPassword()
{
ConsoleKeyInfo info;
//Get the user's password as a SecureString
SecureString securePassword = new SecureString();
do
{
info = Console.ReadKey(true);
if (info.Key != ConsoleKey.Enter)
{
securePassword.AppendChar(info.KeyChar);
}
}
while (info.Key != ConsoleKey.Enter);
return securePassword;
}
private static void GetAllSubWebs(string path, string userName, SecureString password)
{
// ClienContext - Get the context for the SharePoint Online Site
using (var clientContext = new ClientContext(path))
{
// SharePoint Online Credentials
clientContext.Credentials = new SharePointOnlineCredentials(userName, password);
// Get the SharePoint web
Web web = clientContext.Web;
clientContext.Load(web, website => website.Webs, website => website.Title);
// Execute the query to the server
clientContext.ExecuteQuery();
// Loop through all the webs
foreach (Web subWeb in web.Webs)
{
// Check whether it is an app URL or not - If not then get into this block
if (subWeb.Url.Contains(path))
{
string newpath = subWeb.Url;
GetAllSubWebs(newpath, userName, password);
Console.WriteLine(subWeb.Title + "-------" + subWeb.Url);
}
}
}
}
}
}