← Back to Components

Textarea

Multi-line text editor with native height adjustments and error states.

Interactive Playground

R Code

API Reference

block_textarea()

Renders multi-line text input fields styled with premium boundary tokens.

Argument	Type	Default	Description
input_id	character	required	Text area selector target.
placeholder	character	`NULL`	Hint inside input field.
rows	integer	`3`	Default vertical lines size.
disabled	logical	`FALSE`	Freeze interactive inputs.
invalid	logical	`FALSE`	Show validation highlights.
style	character	`NULL`	Custom inline style overrides.
class	character	`NULL`	Additional CSS styles.

update_block_textarea()

Alters value contexts and placeholders from server handlers.

Argument	Type	Default	Description
session	ShinySession	required	Active R/Shiny session.
input_id	character	required	Target textarea component ID.
value	character	`NULL`	Replace full inner text area content.
placeholder	character	`NULL`	New descriptive hint text.
disabled	logical	`NULL`	Set text inputs blocked.
invalid	logical	`NULL`	Update validation border color.