<a-progress class="progress-line" :percent="50" status="active" ><template #format="percent"> <span style="color: red">9999</span></template></a-progress>
<a-progress class="progress-line" :percent="50" status="active" >
<template #format="percent">
<span style="color: red">9999</span>
</template>
</a-progress>