Search results for: "ob_start"

What is the purpose of ob_start() in PHP and how does it affect output buffering?

The purpose of ob_start() in PHP is to turn on output buffering. This means that instead of sending output directly to the browser, the output is stor...

What are the potential drawbacks of using ob_start() to cache output in PHP when dealing with cookies?

Potential drawbacks of using ob_start() to cache output when dealing with cookies include the possibility of buffering content that includes cookie he...

How can the use of ob_start() help prevent the "headers already sent" issue in PHP?

When PHP code tries to modify headers after they have already been sent to the browser, it results in the "headers already sent" error. This commonly...

How can the ob_start() function help resolve issues with header modification in PHP?

When modifying headers in PHP, it is important to ensure that no output has been sent to the browser before attempting to modify headers. This can be...

Are there any alternative methods to capture outputs from a PHP file into a variable besides ob_start and ob_get_contents?

When capturing outputs from a PHP file into a variable, besides using ob_start() and ob_get_contents(), another alternative method is to use output bu...