cpdm_manage/src/views/404.vue

<template>
    <p class="page-container">404 page not found</p>
</template>

<script>

    export default {
        data() {
            return {

            }
        },
        methods: {

        },
        mounted() {

        },
        create() {

        },
        activated() {

        },
        computed: {

        },
        watch: {
            '$route'(to, from) {
                console.log(from.path)
                console.log(to.path)
            }
        }
    }
</script>

<style lang="less" scoped>
    .page-container {
        font-size: 20px;
        text-align: center;
        color: rgb(192, 204, 218);
    }
</style>