Table of Contents
What is an IP address
Methods to get IP address in Laravel
Using the Request class
Use PHP’s $_SERVERSuperglobal variable
Using The IP address received by the client is not necessarily the visitor's IP address. This is because the proxy server may add the X-Forwarded-For
Request
Home PHP Framework Laravel Explore how to get IP address in Laravel application

Explore how to get IP address in Laravel application

Apr 14, 2023 pm 03:34 PM

Laravel is a popular PHP framework that is widely used in web development and other types of application development. In many applications, obtaining IP addresses is critical for aspects such as security and user tracking. This article will explore how to obtain an IP address in a Laravel application.

What is an IP address

In a computer network, an IP address is a unique numeric identifier that identifies a specific computer or device. It consists of four decimal numbers (each between 0 and 255), written in dotted decimal notation (for example, 192.168.0.1). IP addresses are divided into two types: IPv4 and IPv6. IPv4 is the most common type and uses 32-bit addresses, while IPv6 uses 128-bit addresses.

Methods to get IP address in Laravel

Laravel provides several methods to get the IP address of the visitor. Here are some commonly used methods.

Using the Request class

The Request class in Laravel is a class used to handle HTTP requests. It provides a method to obtain the visitor's IP address. You can obtain the visitor's IP address by injecting a Request class object into the controller and then using the ip() method. For example:

public function show(Request $request)
{
    $ip = $request->ip();
    return view('show', ['ip' => $ip]);
}
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Use PHP’s $_SERVERSuperglobal variable

PHP’s $_SERVERSuperglobal variable contains a lot of information about the current request . Among them, the REMOTE_ADDR key contains the visitor's IP address. It can be obtained using $_SERVER['REMOTE_ADDR']. For example:

public function show()
{
    $ip = $_SERVER['REMOTE_ADDR'];
    return view('show', ['ip' => $ip]);
}
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Using The IP address received by the client is not necessarily the visitor's IP address. This is because the proxy server may add the X-Forwarded-For

header information to the request header to indicate the real visitor IP address. You can use this information to obtain the IP address of your visitor. For example:

public function show(Request $request)
{
    $ip = $request->header('X-Forwarded-For');
    return view('show', ['ip' => $ip]);
}
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Summary Obtaining the visitor IP address is one of the common tasks in web development. There are a few different ways to achieve this in Laravel, including using the

Request

class, PHP's

$_SERVER superglobal variable, and X-Forwarded-For header information. Depending on the needs of your application and the network environment of your visitors, you may want to choose one of these methods. No matter which method you choose, the ultimate goal is to obtain the real IP address of your visitor for purposes such as security and user tracking.

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