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my question is. Click 1111 and then 111 is hidden and 222 is displayed. . The question is, how do I hide the sibling elements instead of all 2222? ?One more questionHow to use this syntax? ? Isn't this function b(return a 1)? ?
First question: You should use it according toVue’s rules
Vue
new Vue({ el: '#app', data() { return { items: [{ content1: "11111", content2: "22222", visible: true }, { content1: "33333", content2: "44444", visible: true }] } } });
Online demo: https://jsfiddle.net/n6sga9v2/
Second question:
Are you talking about arrow functions? If so, then the grammar you use is wrong. There is a short article you can read
ES2015 Getting Started Series 3-Arrow Function
Control different elements with different attributes
const b = () => d + 1
Learn the basics of JS before asking questions.
![[Web front-end] Node.js quick start](https://img.php.cn/upload/course/000/000/067/662b5d34ba7c0227.png)
First question: You should use it according to
Vue’s rulesOnline demo: https://jsfiddle.net/n6sga9v2/
Second question:
Are you talking about arrow functions? If so, then the grammar you use is wrong. There is a short article you can read
ES2015 Getting Started Series 3-Arrow Function
Control different elements with different attributes
const b = () => d + 1Learn the basics of JS before asking questions.