Search results for: "switch/case"

How can a 3MB limit be implemented for image capacity in a PHP file upload form?

To implement a 3MB limit for image capacity in a PHP file upload form, you can check the size of the uploaded file before allowing it to be saved on t...

What is the purpose of using preg_match in PHP and how can it be used to limit font sizes within a specific range?

When working with user input in PHP, it's important to validate and sanitize the data to prevent any security vulnerabilities or unexpected behavior....

How does running PHP as CGI affect compatibility with Apache 2.x.x servers and the use of encoded scripts?

Running PHP as CGI can affect compatibility with Apache 2.x.x servers because it may require additional configuration settings to properly handle PHP...

What is the difference between PHP as CGI and as an "Apache Module"?

When PHP is used as a CGI (Common Gateway Interface), each request for a PHP script spawns a new PHP process. This can lead to higher resource usage a...

How can the use of mysql_*() functions affect the security and performance of a PHP/MySQL site?

The use of mysql_*() functions in PHP can affect the security and performance of a PHP/MySQL site because they are deprecated and no longer supported...