how to catch php errors code example

Example 1: php display errors

// Add these lines somewhere on top of your PHP file:
ini_set('display_errors', 1);
ini_set('display_startup_errors', 1);
error_reporting(E_ALL);

Example 2: php catch exception

<?php
function inverse($x) {
    if (!$x) {
       throw new Exception('Division durch Null.');
    }
    return 1/$x;
}

try {
    echo inverse(5) . "\n";
    echo inverse(0) . "\n";
} catch (Exception $e) {
    echo 'Exception abgefangen: ',  $e->getMessage(), "\n";
}

// Ausführung fortsetzen
echo "Hallo Welt\n";
?>

Example 3: How do I get PHP errors to display

ini_set('display_errors', 1);
ini_set('display_startup_errors', 1);
error_reporting(E_ALL);