How can debugging techniques be effectively used in PHP to identify and resolve issues in code?

Issue: Debugging techniques can be effectively used in PHP to identify and resolve issues in code by utilizing tools like var_dump(), print_r(), and error_reporting() to display variable values, arrays, and error messages for troubleshooting. PHP Code Snippet: 

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

// Use var_dump() to display variable values
$variable = "Hello World";
var_dump($variable);

// Use print_r() to display array values
$array = [1, 2, 3];
print_r($array);

Keywords

Xdebug var_dump error_reporting stack trace breakpoint

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