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Options API Hooks

Actions and filters for the Options API. Option Filters pre_option_{$option} Short-circuits option retrieval. Return non-false to bypass database lookup. apply_filters( "pre_option_{$option}", mixed $pre_option, string $option, mixed $default_value ) Parameter Type...

February 12, 2026 Read More

Options API

Framework for storing and retrieving site-wide configuration data in WordPress. Since: 1.0.0 Source: wp-includes/option.php Components Component Description functions.md Core option and transient functions hooks.md Actions and filters Core Concepts Options...

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WP_Plugin_Dependencies

Static class for resolving plugin dependencies declared via the Requires Plugins header. Source: wp-includes/class-wp-plugin-dependencies.php Since: 6.5.0 Overview All methods are static. The class maintains internal state via static properties and...

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WordPress Navigation Menus API Overview

The Navigation Menus API, introduced in WordPress 3.0, provides a comprehensive system for creating, managing, and displaying navigation menus. It enables theme developers to define menu locations and allows users...

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Options API Functions

Core functions for option and transient management. Source: wp-includes/option.php Core Option Functions get_option() Retrieves an option value based on option name. get_option( string $option, mixed $default_value = false ): mixed...

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WordPress Multisite Functions Reference

Complete reference for all WordPress Multisite API functions. Site Retrieval Functions get_site() Retrieves site data given a site ID or site object. get_site( $site = null ): WP_Site|null Parameters: $site...

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WordPress Multisite Hooks Reference

Complete reference for all WordPress Multisite actions and filters. Site Lifecycle Hooks wp_insert_site Fires once a site has been inserted into the database. do_action( 'wp_insert_site', WP_Site $new_site ) Parameters: $new_site...

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WordPress Multisite Architecture

WordPress Multisite enables running multiple sites from a single WordPress installation. This document covers the core architecture, terminology, and fundamental concepts. Core Concepts Network A Network (historically called "site") is...

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Walker_Nav_Menu Class

The Walker_Nav_Menu class is responsible for rendering navigation menu HTML. It extends the base Walker class and traverses menu items hierarchically to generate properly nested list markup. Class Definition class...

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Navigation Menu Functions

Complete reference for WordPress navigation menu functions. Display Functions wp_nav_menu() Displays a navigation menu. wp_nav_menu( array $args = array() ): void|string|false Parameters: Argument Type Default Description menu int|string|WP_Term '' Menu...

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