/**
 * Textarea 组件用来输入多行文本。
 *
 * @example
 * ```tsx
 * import { defineComponent, ref } from 'vue';
 * import { FTextarea } from '../../components/textarea';
 *
 * export default defineComponent({
 *     name: 'BasicTsxDemo',
 *     setup() {
 *
 *
 * const value = ref('');
 * const unLimitedValue = ref('');
 * const defaultValue = ref('滚滚长江东逝水');
 * function changeValue() {
 *     defaultValue.value = defaultValue.value + "=已修改文字";
 * }
 *
 *         return () => (
 *             <>
 *                 <div class="f-form-layout farris-form farris-form-controls-inline f-form-label-xl farris-form-auto"><div class="col-12"><div class="farris-group-wrap"><div class="form-group farris-form-group"><label class="col-form-label"><span class="farris-label-text">默认有值</span></label>
 *                 <div class="farris-input-wrap"><button class="btn btn-secondary mb-2" onClick={() => changeValue()}>修改值</button>
 *                 <FTextarea id="textareaId" modelValue={defaultValue.value} onUpdate:modelValue={(v: any) => { defaultValue.value = v; }} showCount={true} maxLength={100} />
 *                 <p class="my-1">值
 *                 {defaultValue.value}</p></div></div></div></div>
 *                 <div class="col-12"><div class="farris-group-wrap"><div class="form-group farris-form-group"><label class="col-form-label"><span class="farris-label-text">默认空值</span></label>
 *                 <div class="farris-input-wrap"><FTextarea id="textareaId" modelValue={value.value} onUpdate:modelValue={(v: any) => { value.value = v; }} showCount={true} maxLength={100} />
 *                 <p class="my-1">值：
 *                 {value.value}</p></div></div></div></div>
 *                 <div class="col-12"><div class="farris-group-wrap"><div class="form-group farris-form-group"><label class="col-form-label"><span class="farris-label-text">无限制输入</span></label>
 *                 <div class="farris-input-wrap"><FTextarea id="textareaId" modelValue={unLimitedValue.value} onUpdate:modelValue={(v: any) => { unLimitedValue.value = v; }} allowUnlimtedWhenEmpty={true} showCount={true} maxLength={0} /></div></div></div></div></div>
 *             </>
 *         );
 *     }
 * });
 * ```
 *
 * @public
 */
declare const _default: import("vue").DefineComponent<{
    [x: string]: any;
}, () => any, {}, {}, {}, import("vue").ComponentOptionsMixin, import("vue").ComponentOptionsMixin, {}, string, import("vue").PublicProps, Readonly<{
    [x: string]: any;
}> & Readonly<{}>, {
    [x: string]: any;
}, {}, {}, {}, string, import("vue").ComponentProvideOptions, true, {}, any>;
export default _default;