> ## Documentation Index
> Fetch the complete documentation index at: https://docs.sublay.io/llms.txt
> Use this file to discover all available pages before exploring further.

# Use Follow User

# `useFollowUser`

## Overview

The `useFollowUser` hook allows a logged-in user to follow another user.

## Usage Example

```tsx theme={null}
import { useFollowUser } from "@replyke/react-js";

function FollowUserButton({ targetUserId }: { targetUserId: string }) {
  const followUser = useFollowUser();

  const handleFollowUser = async () => {
    try {
      await followUser({ userId: targetUserId });
      console.log("Successfully followed the user.");
    } catch (error) {
      console.error("Failed to follow user:", error.message);
    }
  };

  return <button onClick={handleFollowUser}>Follow User</button>;
}
```

## Parameters & Returns

### Parameters

The hook returns a function that accepts an object with the following field:

<ParamField path="userId" type="string" required>
  The ID of the user to follow.
</ParamField>

### Returns

The function does not return a value but ensures the follow action is executed successfully on the server.