export interface InputPlaceholderProps extends React.ComponentProps<"span"> {
    /** If set, the placeholder will have error styles
     * @default false
     */
    error?: React.ReactNode;
}
/**
 * InputPlaceholder组件用于给不支持placeholder特性的元素(如button)附加占位符
 * @example
   <Input component="button" pointer>
     <Input.Placeholder>Placeholder content</Input.Placeholder>
   </Input>
 */
export declare function InputPlaceholder(props: InputPlaceholderProps): import("react").JSX.Element;