按钮及附件修改

yumenghui

2023-08-07 75550e1bd16611d11ffac577f14ba743c6711338

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<template>
    <div>
        <h1>LWC</h1>
        <lightning-button
            label="Press me and send an event up!"
            onclick={handleClick}
        ></lightning-button>
        <p class="label">{label}</p>
        <p class="message">{message}</p>
    </div>
</template>