Block elements

Block elements are the controls people use — buttons, menus, pickers, inputs — and the small images in context and section blocks. A control in a message from your app sends you a block_actions payload when it’s used.

Name	Type	Summary
Button element	button	Allows users a direct path to performing basic actions.
Checkboxes element	checkboxes	Allows users to choose multiple items from a list of options.
Date picker element	datepicker	Allows users to select a date from a calendar style UI.
Datetime picker element	datetimepicker	Allows users to select both a date and a time of day.
Email input element	email_text_input	Allows user to enter an email into a single-line field.
Feedback buttons element	feedback_buttons	Buttons to indicate positive or negative feedback, shown as a thumbs up and a thumbs down.
File input element	file_input	Allows user to upload files.
Icon button element	icon_button	A small button that shows an icon instead of text.
Image element	image	Displays an image as part of a larger block of content.
Multi-select menu element	multi_static_select	Allows users to select multiple items from a list of options.
Number input element	number_input	Allows user to enter a number into a single-line field.
Overflow menu element	overflow	Allows users to press a button to view a list of options.
Plain-text input element	plain_text_input	Allows users to enter freeform text data into a single-line or multi-line field.
Radio button group element	radio_buttons	Allows users to choose one item from a list of possible options.
Rich text input element	rich_text_input	Allows users to enter formatted text in a WYSIWYG editor, much like the Repzo Chat composer.
Select menu element	static_select	Allows users to choose an option from a drop down menu.
Time picker element	timepicker	Allows users to choose a time from a list or type it in.
URL input element	url_text_input	Allows user to enter a URL into a single-line field.
URL source element	url	Displays a URL source — a link the task’s result is based on.
Workflow button element	workflow_button	A button that carries a workflow trigger with customizable inputs.