html.H1

children (list of or a singular dash component, string or number; optional):
The children of this component.

id (string; optional):
The ID of this component, used to identify dash components in
callbacks. The ID needs to be unique across all of the components in
an app.

n_clicks (number; default 0):
An integer that represents the number of times that this element has
been clicked on.

n_clicks_timestamp (number; default -1):
An integer that represents the time (in ms since 1970) at which
n_clicks changed. This can be used to tell which button was changed
most recently.

disable_n_clicks (boolean; optional):
When True, this will disable the n_clicks prop. Use this to remove
event listeners that may interfere with screen readers.

key (string; optional):
A unique identifier for the component, used to improve performance by
React.js while rendering components See
https://reactjs.org/docs/lists-and-keys.html for more info.

accessKey (string; optional):
Keyboard shortcut to activate or add focus to the element.

className (string; optional):
Often used with CSS to style elements with common properties.

contentEditable (string; optional):
Indicates whether the element’s content is editable.

dir (string; optional):
Defines the text direction. Allowed values are ltr (Left-To-Right) or
rtl (Right-To-Left).

draggable (string; optional):
Defines whether the element can be dragged.

hidden (a value equal to: ‘hidden’ or ‘HIDDEN’ | boolean; optional):
Prevents rendering of given element, while keeping child elements,
e.g. script elements, active.

lang (string; optional):
Defines the language used in the element.

role (string; optional):
Defines an explicit role for an element for use by assistive
technologies.

spellCheck (string; optional):
Indicates whether spell checking is allowed for the element.

style (dict; optional):
Defines CSS styles which will override styles previously set.

tabIndex (string | number; optional):
Overrides the browser’s default tab order and follows the one
specified instead.

title (string; optional):
Text to be displayed in a tooltip when hovering over the element.

loading_state (dict; optional):
Object that holds the loading state object coming from dash-renderer.

loading_state is a dict with keys:

• component_name (string; optional):
  Holds the name of the component that is loading.

• is_loading (boolean; optional):
  Determines if the component is loading or not.

• prop_name (string; optional):
  Holds which property is loading.