Finding Code Snippets

Code snippets for LearnDash customization can be found at:

  • The LearnDash Bitbucket snippets page
  • LearnDash Tips & Tricks Facebook group
  • Official LearnDash Developers documentation
  • LearnDash-focused tutorial websites
  • WordPress Developer Reference
  • WordPress Stack Exchange

Identifying Code Snippet Languages

The article includes an interactive quiz about identifying code snippet languages. The key principle: the overarching language matters most. A snippet combining PHP, JavaScript, and CSS is fundamentally a PHP snippet if PHP wraps the others.

PHP Snippet Indicators:

  • References to WordPress functions like add_action() and add_filter()
  • Contains logical operations

CSS Snippet Indicators:

  • Focuses on styling (colors, fonts, appearance)
  • Uses selectors and property declarations

Adding PHP Snippets

Step 1: Install the free “Code Snippets” plugin from WordPress.org via Plugins → Add New

Step 2: Add your PHP snippet through the plugin interface, adjusting priority as needed

Step 3: Test the snippet on your site to confirm it works

Step 4: Deactivate the snippet when no longer needed

The Code Snippets plugin includes safety features: if a snippet breaks, it displays a “Don’t Panic” screen allowing you to revert without site damage.

Adding CSS Snippets

Step 1: Locate your CSS code

Step 2: Navigate to an affected page while logged in as admin

Step 3: Click “Customize” at the top

Step 4: Open the “Additional CSS” panel

Step 5: Paste your CSS and press Publish

Changes appear nearly instantly in the customizer preview.

Modifying Existing Snippets

The author notes that customizing code snippets requires deep knowledge of PHP, WordPress, LearnDash, CSS, and JavaScript, making comprehensive guidance impractical in a blog post format. Professional assistance is recommended for complex modifications.