Search results for: "$_COOKIE"

How can the user check if a cookie is being set in PHP and how does it relate to session variables?

To check if a cookie is being set in PHP, you can use the `isset()` function to determine if the cookie variable is set. Cookies in PHP are stored as...

How can the difference in web server types (Apache/2.0.54 vs. CGI/FastCGI) impact the handling of form data in PHP scripts?

The difference in web server types can impact the handling of form data in PHP scripts due to the way they process and pass the data to the PHP interp...

How is the priority of $_REQUEST checked in PHP?

When using $_REQUEST in PHP to access user input data, it's important to be aware of the order in which PHP checks for the value of a variable. PHP ch...

What role does the register_globals setting play in outdated PHP scripts and how can it impact the functionality of variables?

The register_globals setting in PHP allows variables to be automatically created from form input, cookies, and server variables. This setting is consi...

What are the potential differences in behavior when running a PHP script from the command line versus user interaction?

When running a PHP script from the command line, there are potential differences in behavior compared to running it through user interaction. These di...