Search results for: "superglobal array"

How does using the $_REQUEST superglobal array affect the usage of GET and POST methods in PHP?

Using the $_REQUEST superglobal array in PHP allows you to access both GET and POST parameters in a single array. This can be convenient, but it can a...

How can one effectively overwrite the contents of the $_SESSION superglobal with an empty array in PHP?

To effectively overwrite the contents of the $_SESSION superglobal with an empty array in PHP, you can simply assign an empty array to the $_SESSION v...

How can the $_SESSION superglobal array be used to store session data in PHP?

To store session data in PHP using the $_SESSION superglobal array, you can simply assign values to keys within the $_SESSION array. This data will pe...

What are the advantages of using the superglobal array $_SESSION over session_register and session_is_registered in PHP?

Using the superglobal array $_SESSION is preferred over session_register and session_is_registered in PHP because it is more secure, efficient, and ea...

What potential issues can arise when using the $_SERVER superglobal array in PHP?

One potential issue when using the $_SERVER superglobal array in PHP is that it may contain user input data, making it susceptible to security vulnera...