Search results for: "PHP readfile function"

What is the difference between using include() and readfile() when downloading files in PHP?

When downloading files in PHP, the main difference between using include() and readfile() is that include() will execute the file's PHP code before ou...

How can the use of readfile() function in PHP help in securely serving images to authenticated users on a website?

When serving images to authenticated users on a website, it is important to ensure that the images are securely accessed and not directly accessible b...

In what situations would using readfile() in PHP be recommended for outputting images?

Using readfile() in PHP to output images is recommended when you want to efficiently serve images stored on the server without loading the entire file...

What are the advantages of using readfile over file_get_contents when serving images in PHP?

When serving images in PHP, using readfile() is more memory efficient compared to file_get_contents(). This is because readfile() reads and outputs th...

What potential issues can arise when attempting to download multiple files using readfile() in PHP?

When attempting to download multiple files using readfile() in PHP, potential issues can arise with memory consumption and file size limitations. To s...