How can the PHP.de Wiki Debugging Leitfaden be helpful in resolving PHP code issues?

The PHP.de Wiki Debugging Leitfaden provides a comprehensive guide on debugging PHP code, helping developers identify and resolve issues efficiently. It covers common debugging techniques, tools, and best practices to troubleshoot code errors effectively.

// Example code snippet demonstrating the use of var_dump() to debug a variable
$variable = "Hello, World!";
var_dump($variable);