# Usage

There are multiple api that the library offers, here a list:

* [Add, retrieve and remove complex object](/stackexchange-redis-extensions/usage/add-and-retrieve-complex-object-to-redis.md);
* [Replace an object](/stackexchange-redis-extensions/usage/replace-an-object.md);
* [Custom Serialization](/stackexchange-redis-extensions/usage/custom-serializer.md);
* **Search Keys into Redis**;
* [Work with multiple items;](/stackexchange-redis-extensions/usage/work-with-multiple-items.md)
* **Store multiple object with a single roundtrip**;
* **Get Redis Server information**;
* **Set Add**;
* **Set AddAdd**;
* **SetRemove**;
* **SetRemoveAll**;
* **Set Member**;
* **Pub/Sub events**;
* **Save**;
* **Async methods**;
* **Hash methods**;
* **Support for Keyspace isolation**;
* **Support for multiple database**:

Note that all the example are based on a c# object like this:

```javascript
public class User
{
    public UserDocument()
    {
        Company = new CompanyDocument();
    }

    public string Username { get; set; }
    public string FirstName { get; set; }
    public string LastName { get; set; }
    public string Email { get; set; }
    public CultureInfo Culture { get; set; }
    public string TimeZoneId { get; set; }
    public bool EmailConfirmed { get; set; }
    public Company Company { get; set; }
}

public class Company
{
    public string Name { get; set; }
    public string Vat { get; set; }
    public string Address { get; set; }
    public string District { get; set; }
    public string Zipcode { get; set; }
    public string City { get; set; }
    public string Phone { get; set; }
    public string Fax { get; set; }
    public string Country { get; set; }
}
```

{% hint style="info" %}
 Your class could be everything is serializable.
{% endhint %}


---

# Agent Instructions: Querying This Documentation

If you need additional information that is not directly available in this page, you can query the documentation dynamically by asking a question.

Perform an HTTP GET request on the current page URL with the `ask` query parameter:

```
GET https://imperugo.gitbook.io/stackexchange-redis-extensions/usage.md?ask=<question>
```

The question should be specific, self-contained, and written in natural language.
The response will contain a direct answer to the question and relevant excerpts and sources from the documentation.

Use this mechanism when the answer is not explicitly present in the current page, you need clarification or additional context, or you want to retrieve related documentation sections.