What are commonly used WordPress theme functions?

There are many built-in WordPress functions that we use in theme customization. Here are some of the mostly used WordPress theme functions:

  • get_template_directory_uri() – Retrieve template directory URI for the current theme. In the event that a child theme is being used, the parent theme directory URI will be returned. Use get_stylesheet_directory_uri() to include resources that are intended to be included in/overridden by the child theme.
  • wp_head() – The wp_head action hook is triggered within the & section. You use this hook by having your function echo output to the browser in HTML head. Most of default actions into the ‘wp-head’ hook by WordPress core. You might use it to include your own js/css and other meta into the WordPress.
  • wp_nav_menu() – Displays a navigation menu created in the Appearance → Menus panel. For example: ‘Project Nav’ )); ?>
  • home_url()– The home_url template tag retrieves the home URL for the current site
  • e_()- Displays the returned translated text from translate()
  • get_sidebar() – Includes the sidebar.php template file from your current theme’s directory.
  • get_header()– Includes the header.php template file from your current theme’s directory.
  • wp_link_pages()– Displays page-links for paginated posts (Next page & Previous Page)
  • edit_post_link()– display link to edit current post from dashboard

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