UploadButton

The UploadButton component allows users to upload a file with a button.

onUpload
```
(files: FileList) => void | Promise<void>
```
Handler that is called when a file is submitted.
text
```
string
```
The text to display in the button.
accept
```
string
```
One or more unique file type specifiers describing file types to allow. Cf https://developer.mozilla.org/en-US/docs/Web/HTML/Element/input/file#unique_file_type_specifiers
Default:
ariaLabel
```
string
```
aria-label for the input.
className
```
string
```
className for the element.
fit
```
"content" | "parent"
```
Specifies the width of the element.
hasNoHorizontalPadding
```
boolean
```
Whether the button should have no horizontal padding. Has effect only on tertiary variant
Default: false

iconName

"adjustments-horizontal" | "archive" | "arrow-down-tray" | "arrow-down" | "arrow-left-right" | "arrow-left" | "arrow-path" | "arrow-right-rectangle" | "arrow-right" | "arrow-split" | "arrow-top-right-square" | "arrow-turn-right" | "arrow-up-tray" | "arrow-up" | "arrow-uturn-left-down" | "arrow-uturn-right-top" | ... 140 more ...

The icon to display in the button.

iconPosition
```
"left" | "right"
```
Specifies where the icon is positioned.
isDisabled
```
boolean
```
Whether the button should be disabled.
isMultiple
```
boolean
```
Be able to select more than one file.
Default: false

variant

"primaryAlert" | "primaryBrand" | "primaryInfo" | "primarySuccess" | "primaryWarning" | "secondaryAlert" | "secondaryBrand" | "secondaryInfo" | "secondaryNeutral" | "secondarySuccess" | "secondaryWarning" | "tertiaryAlert" | "tertiaryBrand" | "tertiaryComplementary" | "tertiaryInfo" | "tertiaryNeutral" | ... 2 more ...

The visual style of the button

Default: primaryBrand