<script>
export default {
props: {
id: Number,
},
data() {
return {
user: {
id: 0,
}
};
},
watch: {
id: function(id) {
this.user.id = id;
}
},
methods: {}；
mounted() {}；
};
</script>使用watch监听
watch: {
id: function(id) {
this.user.id = id;
}
},