How can the gd_info() function be utilized to troubleshoot image output issues in PHP?

If you are experiencing image output issues in PHP, you can utilize the gd_info() function to check if the GD library is properly installed and enabled on your server. This function provides information about the GD library version and its capabilities, which can help identify any potential issues related to image processing. By checking the GD library information, you can ensure that the necessary functions for image manipulation are available for your PHP script to use.

// Check GD library information
$gdInfo = gd_info();

// Output GD library information
var_dump($gdInfo);