Search results for: "website visitor"

How can PHP be used to determine the origin of a website visitor?

To determine the origin of a website visitor in PHP, you can use the $_SERVER superglobal variable to access the HTTP_REFERER header, which contains t...

What are the potential security risks of displaying visitor information on a website?

Displaying visitor information on a website can pose potential security risks such as exposing sensitive data to malicious actors who may use it for i...

What are the potential pitfalls of using cookies or JavaScript for tracking visitor numbers on a website, particularly in a PHP environment?

Potential pitfalls of using cookies or JavaScript for tracking visitor numbers on a website in a PHP environment include limited accuracy due to users...

What are best practices for identifying if a visitor to a website has come from an external source or is just browsing?

One way to identify if a visitor to a website has come from an external source or is just browsing is by checking the HTTP referer header. This header...

How can PHP developers ensure that link texts are displayed evenly for each new visitor on a website?

To ensure that link texts are displayed evenly for each new visitor on a website, PHP developers can randomize the order in which the links are displa...