Search and replace text strings

function replace_multiple_texts_on_the_fly($content) {

    // Array of text pairs to find and replace

    $text_pairs = array(

        'wp_code_guarantee_days' => '60',

        'wp_code_dagen_garantie' => '60',

        // Add more pairs as needed

    );

    foreach ($text_pairs as $old_text => $new_text) {

        // Use str_replace for simple text replacement

        $content = str_replace($old_text, $new_text, $content);

        // Alternatively, use preg_replace for more complex patterns

        // $content = preg_replace('/\b' . preg_quote($old_text, '/') . '\b/', $new_text, $content);

    }

    return $content;

}

// Apply the replacement to post content

add_filter('the_content', 'replace_multiple_texts_on_the_fly');

// Apply the replacement to post titles

add_filter('the_title', 'replace_multiple_texts_on_the_fly');

// Apply the replacement to post excerpts

add_filter('get_the_excerpt', 'replace_multiple_texts_on_the_fly');

// Apply the replacement to widget text

add_filter('widget_text', 'replace_multiple_texts_on_the_fly');