How can debugging techniques be applied to troubleshoot PHP script issues?

To troubleshoot PHP script issues, one can use debugging techniques such as printing variables, using error reporting functions, and step-by-step execution. By analyzing the output and error messages, one can identify the root cause of the issue and implement the necessary fix. 

<?php
// Enable error reporting
error_reporting(E_ALL);
ini_set('display_errors', 1);

// Print variables to check values
$variable = "Hello World";
echo $variable;

// Step-by-step execution
echo "Step 1";
echo "Step 2";
echo "Step 3";
?>

Keywords

Xdebug var_dump error_reporting stack trace breakpoints

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