List of WordPress important functions needed while development of custom theme Upload the functions.php file inside theme folder or use specific function as per your requirement from the file.
- Navigation / Menu
- Remove default UL markup from wp_nav_menu output
- Enable featured image with custom dimension
- Image compression while uploading
- Remove width and height attributes from inserted images
- Enable sidebar widget
- Shorten post / page title by word limit
- Shorten excerpt by word limit
- Shorten content by word limit
- Strip images from content
- Display the content of a page by page ID
- Display the content of a page by page slug
- Anti spam email shorcode inside content editor
- Change default sender email address for generated emails
- Change default sender name for generated emails
- Remove default widgets
- Remove WordPress version from Head
- Remove login error message on login page
- Enqueue script in footer
- Enqueue CSS in header
- Disable admin bar for all users but admins in the front end
- Change default sender email address
- Change default email sender name