Textarea 文本域

Form · Interactive component

Multi-line text with character counting.

On-demand importwbbb-ui/components/textarea

Basic Usage

Example code

<script setup lang="ts">
import { ref } from 'vue'
import { WbbbTextarea } from 'wbbb-ui/components/textarea'
import 'wbbb-ui/styles/textarea'

const value = ref('')
</script>

<template>
  <WbbbTextarea v-model="value" />
</template>

Live mobile previewOpen in a new tab ↗

States and Interaction

All listed states can be operated and verified in the live Playground preview.

DefaultFilledFocusDisabledError

API Reference

Props

Property	Description	Type	Default	Required
autoHeight	Makes the textarea grow with its content.	boolean	false	No
disabled	Prevents user interaction with the component.	boolean	false	No
error	Shows the component in its error visual state.	boolean	false	No
maxlength	Limits the number of characters that can be entered.	number	200	No
modelValue	Provides the current value used by v-model.	string	''	No
placeholder	Sets placeholder text when no value is present.	string	''	No
readonly	Prevents editing while keeping the value readable.	boolean	false	No
showCount	Shows the current character count.	boolean	false	No

Events

• update:modelValue
• blur
• change
• focus

Slots

None

Two-way binding

Supports v-model (modelValue).

Platform Notes

Build verification: H5, App Vue, WeChat Mini Program, Alipay Mini Program, and Douyin Mini Program.

Runtime differences: H5 supports keyboard focus and reduced motion. Mini Programs provide equivalent touch interaction; verify upload, date selection, and overlays on target platforms.

Usage note: Use Playground to verify further state combinations and cross-platform behavior.