<template> <text>{{time}}</text> </template> <script> import { dataFormat } from "@/utils"; export default { name: "DataFormat", props: ["date"], data: function() { return { time: "" }; }, mounted() { this.time = dataFormat(this.date); }, watch: { "$props.date"(props) { this.time = dataFormat(this.date); } } }; </script>