- October 9, 2026render_block(): Renders a single block into a HTML string.
- October 9, 2026remove_accents(): Converts all accent characters to ASCII characters.
- October 9, 2026register_term_meta(): Registers a meta key for terms.
- October 9, 2026registered_meta_key_exists(): Checks if a meta key is registered.
- October 9, 2026register_shutdown_function() — Register a function for execution on shutdown.
- October 9, 2026register_block_type_from_metadata(): Registers a block type from the metadata stored in the block.json file.
- October 9, 2026register_meta(): Registers a meta key.
- October 9, 2026register_block_type(): Registers a block type.
- October 9, 2026register_block_style(): Registers a new block style.
- October 9, 2026register_block_style_handle(): Finds a style handle for the block metadata field.
- October 9, 2026register_block_script_module_id(): Finds a script module ID for the selected block metadata field.
- October 9, 2026recurse_dirsize(): Gets the size of a directory recursively.
- October 9, 2026register_block_script_handle(): Finds a script handle for the selected block metadata field.
- October 9, 2026realpath() — Returns canonicalized absolute pathname.
- October 9, 2026rawurlencode() — URL-encode according to RFC 3986.
- October 9, 2026property_exists() — Checks if the object or class has a property.
- October 9, 2026print_r() — Prints human-readable information about a variable.
- October 9, 2026preg_split() — Split string by a regular expression.
- October 9, 2026preg_replace_callback_array() — Perform a regular expression search and replace using callbacks.
- October 9, 2026preg_replace_callback() — Perform a regular expression search and replace using a callback.
- October 9, 2026preg_match_all() — Perform a global regular expression match.
- October 9, 2026preg_quote() — Quote regular expression characters.
- October 9, 2026preg_replace() — Perform a regular expression search and replace.
- October 9, 2026preg_match() — Perform a regular expression match.
- October 9, 2026preg_filter() — Perform a regular expression search and replace.
- October 9, 2026preg_grep() — Return array entries that match the pattern.
- October 9, 2026post_type_archive_title(): Displays or retrieves title for a post type archive.
- October 9, 2026phpversion() — Gets the current PHP version.
- October 9, 2026password_needs_rehash() — Checks if the given hash matches the given options.
- October 9, 2026password_verify() — Verifies that a password matches a hash.
- October 9, 2026password_get_info() — Returns information about the given hash.
- October 9, 2026password_hash() — Creates a password hash.
- October 9, 2026parse_url() — Parse a URL and return its components.
- October 9, 2026parse_blocks(): Parses blocks out of a content string.
- October 9, 2026paginate_links(): Retrieves paginated links for archive post pages.
- October 9, 2026mysql_to_rfc3339(): Parses and formats a MySQL datetime (Y-m-d H:i:s) for ISO8601 (Y-m-dTH:i:s).
- October 9, 2026mysql2date(): Converts given MySQL date string into a different format. $format should be a PHP date format string. 'U' and…
- October 9, 2026microtime() — Return current Unix timestamp with microseconds.
- October 9, 2026mkdir() — Makes directory.
- October 9, 2026mbstring_binary_safe_encoding(): Sets the mbstring internal encoding to a binary safe encoding when func_overload is enabled.
- October 9, 2026metadata_exists(): Determines if a meta field with the given key exists for the given object ID.
- October 9, 2026mb_substr() — Get part of string.
- October 9, 2026mb_detect_order() — Set/Get character encoding detection order.
- October 9, 2026mb_encode_mimeheader() — Encode string for MIME header.
- October 9, 2026mb_detect_encoding() — Detect character encoding.
- October 9, 2026mb_convert_encoding() — Convert a string from one character encoding to another.
- October 9, 2026mb_convert_variables() — Convert character code in variable(s).
- October 9, 2026mb_chr() — Return character by Unicode code point value.
- October 9, 2026mb_convert_case() — Perform case folding on a string.
- October 9, 2026mb_check_encoding() — Check if strings are valid for the specified encoding.
- October 9, 2026maybe_hash_hex_color(): Ensures that any hex color is properly hashed.
- October 9, 2026load_textdomain(): Loads a .mo file into the text domain $domain.
- October 9, 2026load_theme_textdomain(): Loads the theme's translated strings.
- October 9, 2026load_script_translations(): Loads the translation data for the given script handle and text domain.
- October 9, 2026load_script_textdomain(): Loads the script translated strings.
- October 9, 2026json_validate() — Checks if a string contains valid JSON.
- October 9, 2026json_encode() — Returns the JSON representation of a value.
- October 9, 2026json_decode() — Decodes a JSON string.
- October 9, 2026is_taxonomy_hierarchical(): Determines whether the taxonomy object is hierarchical.
- October 9, 2026is_utf8_charset(): Indicates if a given slug for a character set represents the UTF-8 text encoding.
- October 9, 2026is_site_meta_supported(): Determines whether site meta is enabled.
- October 9, 2026is_protected_meta(): Determines whether a meta key is considered protected.
- October 9, 2026is_serialized(): Checks value to find if it was serialized.
- October 9, 2026is_post_type_viewable(): Determines whether a post type is considered "viewable".
- October 9, 2026is_post_status_viewable(): Determines whether a post status is considered "viewable".
- October 9, 2026is_object_in_term(): Determines if the given object is associated with any of the given terms.
- October 9, 2026is_main_site(): Determines whether a site is the main site of the current network.
- October 9, 2026is_new_day(): Determines whether the publish date of the current post in the loop is different from the publish date of…
- October 9, 2026is_file() — Tells whether the filename is a regular file.
- October 9, 2026is_gd_image(): Determines whether the value is an acceptable type for GD image functions.
- October 9, 2026is_callable() — Verify that a value can be called as a function from the current scope.
- October 9, 2026is_dir() — Tells whether the filename is a directory.
- October 9, 2026is_a() — Checks whether the object is of a given type or subtype.
- October 9, 2026is_blog_installed(): Determines whether WordPress is already installed.
- October 9, 2026intval() — Get the integer value of a variable.
- October 9, 2026ini_set() — Sets the value of a configuration option.
- October 9, 2026image_resize_dimensions(): Retrieves calculated resize dimensions for use in WP_Image_Editor.
- October 9, 2026img_caption_shortcode(): Builds the Caption shortcode output.
- October 9, 2026image_hwstring(): Retrieves width and height attributes using given width and height values.
- October 9, 2026image_make_intermediate_size(): Resizes an image to make a thumbnail or intermediate size.
- October 9, 2026idate() — Format a local time/date part as integer.
- October 9, 2026image_get_intermediate_size(): Retrieves the image's intermediate size (resized) path, width, and height.
- October 9, 2026iconv_strrpos() — Finds the last occurrence of a needle within a haystack.
- October 9, 2026iconv_substr() — Cut out part of a string.
- October 9, 2026iconv_strpos() — Finds position of first occurrence of a needle within a haystack.
- October 9, 2026iconv_strlen() — Returns the character count of string.
- October 9, 2026iconv_mime_encode() — Composes a MIME header field.
- October 9, 2026iconv_set_encoding() — Set current setting for character encoding conversion.
- October 9, 2026http_build_query() — Generate URL-encoded query string.
- October 9, 2026htmlspecialchars() — Convert special characters to HTML entities.
- October 9, 2026htmlentities() — Convert all applicable characters to HTML entities.
- October 9, 2026headers_sent() — Checks if or where headers have been sent.
- October 9, 2026hash_equals() — Timing attack safe string comparison.
- October 9, 2026header is used to send a raw HTTP header.
- October 9, 2026gettype() — Get the type of a variable.
- October 9, 2026gmmktime() — Get Unix timestamp for a GMT date.
- October 9, 2026getservbyport() — Get Internet service which corresponds to port and protocol.
- October 9, 2026gettimeofday() — Get current time.
- October 9, 2026gethostbynamel() — Get a list of IPv4 addresses corresponding to a given Internet host name.
- October 9, 2026getmxrr() — Get MX records corresponding to a given Internet host name.
