In today’s post i will explain what is functions.php in WordPress theme? Functions.php play very important role in WordPress theme development. This is that file where you can add unique & more features in your WordPress theme. You can inject hook into some core functions of WordPress to customize functionality as per your requirements and it will make more modular your WordPress theme.
Functions.php file work like a WordPress plugin, you can declare your custom function to add more features and functionality in your theme.
Below is the WordPress basic functions.php file. This is what your functions.php file might look like.
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/** * MyFirstTheme's functions and definitions * * @package MyFirstTheme * @since MyFirstTheme 1.0 */ /** * First, let's set the maximum content width based on the theme's design and stylesheet. * This will limit the width of all uploaded images and embeds. */ if ( ! isset( $content_width ) ) $content_width = 800; /* pixels */ if ( ! function_exists( 'myfirsttheme_setup' ) ) : /** * Sets up theme defaults and registers support for various WordPress features. * * Note that this function is hooked into the after_setup_theme hook, which runs * before the init hook. The init hook is too late for some features, such as indicating * support post thumbnails. */ function myfirsttheme_setup() { /** * Make theme available for translation. * Translations can be placed in the /languages/ directory. */ load_theme_textdomain( 'myfirsttheme', get_template_directory() . '/languages' ); /** * Add default posts and comments RSS feed links to <head>. */ add_theme_support( 'automatic-feed-links' ); /** * Enable support for post thumbnails and featured images. */ add_theme_support( 'post-thumbnails' ); /** * Add support for two custom navigation menus. */ register_nav_menus( array( 'primary' => __( 'Primary Menu', 'myfirsttheme' ), 'secondary' => __('Secondary Menu', 'myfirsttheme' ) ) ); /** * Enable support for the following post formats: * aside, gallery, quote, image, and video */ add_theme_support( 'post-formats', array ( 'aside', 'gallery', 'quote', 'image', 'video' ) ); } endif; // myfirsttheme_setup add_action( 'after_setup_theme', 'myfirsttheme_setup' ); |
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