How to implement Codeigniter to verify ip address

This article focuses on "how to achieve Codeigniter verification ip address", interested friends may wish to take a look. The method introduced in this paper is simple, fast and practical. Next let the editor to take you to learn how to achieve Codeigniter verification ip address bar!

The specific analysis is as follows:

This demonstrates how Codeigniter can obtain the user's ip address and verify the validity of the ip address

Get the user ip:

$this- > input- > ip_address (); / / if ip acquisition fails, 0.0.0.0 is returned. We can also use the following code to verify the validity of ip $ip = "192.168.1.1"; if (! $this- > input- > valid_ip ($ip)) {echo "Not a valid IP address";} else {echo "Valid IP address!" } at this point, I believe you have a deeper understanding of "how to achieve Codeigniter verification of ip addresses". You might as well do it in practice. Here is the website, more related content can enter the relevant channels to inquire, follow us, continue to learn!