vue3的动态css v-bind()

vue3支持 css中支持v-bind来绑定动态样式值,例如:

<template>
    <span>123</span>
</template>

<script setup>
    let color="#fff"
</script>

<style lang="scss" scoped>
span {
    background-color: black;
    color: v-bind(color);
}
</style>