edu-mini/pages/communityDetail/components/bottom-reply/bottom-reply.wxml

<view class="reply">
    <van-field
            value="{{ message }}"
            center
            clearable
            placeholder="发布评论"
            use-button-slot
            bind:change="changeMessage"
            input-class="input-class"
    >
        <edu-button slot="button" size="small" block="{{true}}" title="发送" bind:click="reply"/>
    </van-field>

    <edu-safe-area/>
</view>