pco/app/uni_modules/uni-popup/components/uni-popup/popup.js

export default {
    data() {
        return {}
    },
    created() {
        this.popup = this.getParent()
    },
    methods: {
        /**
         * 获取父元素实例
         */
        getParent(name = 'uniPopup') {
            let parent = this.$parent;
            let parentName = parent.$options.name;
            while (parentName !== name) {
                parent = parent.$parent;
                if (!parent) return false
                parentName = parent.$options.name;
            }
            return parent;
        },
    }
}