Verify if the instance contains errors.
WP_Error::get_error_data
Retrieve error data for error code.
WP_Error::get_error_message
Get single error message.
WP_Error::get_error_messages
Retrieve all error messages or error messages matching code.
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WP_Error::get_error_code
Retrieve first error code available.
WP_Error::get_error_codes
Retrieve all error codes.
WP_Error::__construct
Initialize the error.
WP_Embed::find_oembed_post_id
Find the oEmbed cache post ID for a given cache key.
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WP_Embed::maybe_make_link
Conditionally makes a hyperlink based on an internal class variable.
WP_Embed::autoembed_callback
Callback function for WP_Embed::autoembed().
WP_Embed::autoembed
Passes any unlinked URLs that are on their own line to WP_Embed::shortcode() for potential embedding.
WP_Embed::cache_oembed
Triggers a caching of all oEmbed results.
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WP_Embed::delete_oembed_caches
Delete all oEmbed caches. Unused by core as of 4.0.0.
WP_Embed::shortcode
The do_shortcode() callback function.
WP_Embed::unregister_handler
Unregisters a previously-registered embed handler.