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wp_send_json_success( mixed $data = null, int $status_code = null, int $options )

Sends a JSON response back to an Ajax request, indicating success.

Parameters

$data mixed Optional
Data to encode as JSON, then print and die.

Default: null

$status_code int Optional
The HTTP status code to output.

Default: null

$options int Optional
Options to be passed to json_encode(). Default 0.

More Information

The response object will always have a success key with the value true. If anything is passed to the function it will be encoded as the value for a data key.

Example arrays such as the following are converted to JSON:

$response = array( 'success' => true );                   //if $data is empty
$response = array( 'success' => true, 'data' => $data );  //if $data is set

Source

File: wp-includes/functions.php. View all references

function wp_send_json_success( $data = null, $status_code = null, $options = 0 ) {
	$response = array( 'success' => true );

	if ( isset( $data ) ) {
		$response['data'] = $data;
	}

	wp_send_json( $response, $status_code, $options );
}

Uses

Uses Description
wp_send_json() wp-includes/functions.php

Sends a JSON response back to an Ajax request.

Used By

Used By Description
locate_block_template() wp-includes/block-template.php

Finds a block template with equal or higher specificity than a given PHP template file.
wp_ajax_send_password_reset() wp-admin/includes/ajax-actions.php

Ajax handler sends a password reset link.
wp_ajax_nopriv_generate_password() wp-admin/includes/ajax-actions.php

Ajax handler for generating a password in the no-privilege context.
wp_ajax_toggle_auto_updates() wp-admin/includes/ajax-actions.php

Ajax handler to enable or disable plugin and theme auto-updates.
wp_ajax_media_create_image_subsizes() wp-admin/includes/ajax-actions.php

Ajax handler for creating missing image sub-sizes for just uploaded images.
wp_ajax_health_check_get_sizes() wp-admin/includes/ajax-actions.php

Ajax handler for site health check to get directories and database sizes.
wp_ajax_health_check_dotorg_communication() wp-admin/includes/ajax-actions.php

Ajax handler for site health checks on server communication.
wp_ajax_health_check_background_updates() wp-admin/includes/ajax-actions.php

Ajax handler for site health checks on background updates.
wp_ajax_health_check_loopback_requests() wp-admin/includes/ajax-actions.php

Ajax handler for site health checks on loopback requests.
wp_ajax_health_check_site_status_result() wp-admin/includes/ajax-actions.php

Ajax handler for site health check to update the result status.
wp_ajax_wp_privacy_export_personal_data() wp-admin/includes/ajax-actions.php

Ajax handler for exporting a user’s personal data.
wp_ajax_wp_privacy_erase_personal_data() wp-admin/includes/ajax-actions.php

Ajax handler for erasing personal data.
WP_Customize_Manager::handle_load_themes_request() wp-includes/class-wp-customize-manager.php

Loads themes into the theme browsing/installation UI.
WP_Customize_Manager::handle_override_changeset_lock_request() wp-includes/class-wp-customize-manager.php

Removes changeset lock when take over request is sent via Ajax.
WP_Customize_Manager::handle_dismiss_autosave_or_lock_request() wp-includes/class-wp-customize-manager.php

Deletes a given auto-draft changeset or the autosave revision for a given changeset or delete changeset lock.
WP_Customize_Manager::handle_changeset_trash_request() wp-includes/class-wp-customize-manager.php

Handles request to trash a changeset.
wp_ajax_edit_theme_plugin_file() wp-admin/includes/ajax-actions.php

Ajax handler for editing a theme or plugin file.
wp_ajax_get_community_events() wp-admin/includes/ajax-actions.php

Handles Ajax requests for community events
WP_Customize_Nav_Menus::ajax_insert_auto_draft_post() wp-includes/class-wp-customize-nav-menus.php

Ajax handler for adding a new auto-draft post.
wp_ajax_search_install_plugins() wp-admin/includes/ajax-actions.php

Ajax handler for searching plugins to install.
wp_ajax_delete_plugin() wp-admin/includes/ajax-actions.php

Ajax handler for deleting a plugin.
wp_ajax_search_plugins() wp-admin/includes/ajax-actions.php

Ajax handler for searching plugins.
wp_ajax_install_theme() wp-admin/includes/ajax-actions.php

Ajax handler for installing a theme.
wp_ajax_update_theme() wp-admin/includes/ajax-actions.php

Ajax handler for updating a theme.
wp_ajax_delete_theme() wp-admin/includes/ajax-actions.php

Ajax handler for deleting a theme.
wp_ajax_install_plugin() wp-admin/includes/ajax-actions.php

Ajax handler for installing a plugin.
wp_ajax_get_post_thumbnail_html() wp-admin/includes/ajax-actions.php

Ajax handler for retrieving HTML for the featured image.
WP_Customize_Selective_Refresh::handle_render_partials_request() wp-includes/customize/class-wp-customize-selective-refresh.php

Handles the Ajax request to return the rendered partials for the requested placements.
wp_ajax_generate_password() wp-admin/includes/ajax-actions.php

Ajax handler for generating a password.
wp_ajax_save_wporg_username() wp-admin/includes/ajax-actions.php

Ajax handler for saving the user’s WordPress.org username.
WP_Customize_Nav_Menus::ajax_load_available_items() wp-includes/class-wp-customize-nav-menus.php

Ajax handler for loading available menu items.
WP_Customize_Nav_Menus::ajax_search_available_items() wp-includes/class-wp-customize-nav-menus.php

Ajax handler for searching available menu items.
wp_ajax_crop_image() wp-admin/includes/ajax-actions.php

Ajax handler for cropping an image.
WP_Customize_Manager::refresh_nonces() wp-includes/class-wp-customize-manager.php

Refreshes nonces for the current preview.
wp_ajax_update_plugin() wp-admin/includes/ajax-actions.php

Ajax handler for updating a plugin.
wp_ajax_destroy_sessions() wp-admin/includes/ajax-actions.php

Ajax handler for destroying multiple open sessions for a user.
Custom_Background::ajax_background_add() wp-admin/includes/class-custom-background.php

Handles Ajax request for adding custom background context to an attachment.
wp_ajax_parse_embed() wp-admin/includes/ajax-actions.php

Apply [embed] Ajax handlers to a string.
wp_ajax_parse_media_shortcode() wp-admin/includes/ajax-actions.php
wp_ajax_set_attachment_thumbnail() wp-admin/includes/ajax-actions.php

Ajax handler for setting the featured image for an attachment.
wp_ajax_save_attachment_order() wp-admin/includes/ajax-actions.php

Ajax handler for saving the attachment order.
wp_ajax_send_attachment_to_editor() wp-admin/includes/ajax-actions.php

Ajax handler for sending an attachment to the editor.
wp_ajax_send_link_to_editor() wp-admin/includes/ajax-actions.php

Ajax handler for sending a link to the editor.
wp_ajax_get_revision_diffs() wp-admin/includes/ajax-actions.php

Ajax handler for getting revision diffs.
wp_ajax_save_user_color_scheme() wp-admin/includes/ajax-actions.php

Ajax handler for auto-saving the selected color scheme for a user’s own profile.
wp_ajax_query_themes() wp-admin/includes/ajax-actions.php

Ajax handler for getting themes from themes_api() .
wp_ajax_image_editor() wp-admin/includes/ajax-actions.php

Ajax handler for image editing.
wp_ajax_set_post_thumbnail() wp-admin/includes/ajax-actions.php

Ajax handler for setting the featured image.
wp_ajax_wp_fullscreen_save_post() wp-admin/includes/ajax-actions.php

Ajax handler for saving posts from the fullscreen editor.
wp_ajax_get_attachment() wp-admin/includes/ajax-actions.php

Ajax handler for getting an attachment.
wp_ajax_query_attachments() wp-admin/includes/ajax-actions.php

Ajax handler for querying attachments.
wp_ajax_save_attachment() wp-admin/includes/ajax-actions.php

Ajax handler for updating attachment attributes.
wp_ajax_save_attachment_compat() wp-admin/includes/ajax-actions.php

Ajax handler for saving backward compatible attachment attributes.
wp_ajax_meta_box_order() wp-admin/includes/ajax-actions.php

Ajax handler for saving the meta box order.
wp_ajax_find_posts() wp-admin/includes/ajax-actions.php

Ajax handler for querying posts for the Find Posts modal.
Custom_Image_Header::ajax_header_crop() wp-admin/includes/class-custom-image-header.php

Gets attachment uploaded by Media Manager, crops it, then saves it as a new object. Returns JSON-encoded object details.
Custom_Image_Header::ajax_header_add() wp-admin/includes/class-custom-image-header.php

Given an attachment ID for a header image, updates its “last used” timestamp to now.
Custom_Image_Header::ajax_header_remove() wp-admin/includes/class-custom-image-header.php

Given an attachment ID for a header image, unsets it as a user-uploaded header image for the active theme.
WP_Customize_Manager::save() wp-includes/class-wp-customize-manager.php

Handles customize_save WP Ajax request to save/update a changeset.
WP_Customize_Widgets::wp_ajax_update_widget() wp-includes/class-wp-customize-widgets.php

Updates widget settings asynchronously.

Changelog

Version Description
5.6.0 The $options parameter was added.
4.7.0 The $status_code parameter was added.
3.5.0 Introduced.

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Licensed under the GNU GPLv2+ License.
https://developer.wordpress.org/reference/functions/wp_send_json_success