< H2 > problems found when using vue to manage data < H2 > situation because I find it troublesome to manage the open&close status of multiple modal boxes on the same page, I want to encapsulate a method for managing the status values of each modal ...
mounted(){ let date = new Date(); this.year = date.getFullYear().toString(); console.log(this.year) 2018 console.log(this) year } ask for help, is it true that data cannot be written in the mounted stage in data modified by nuxt ...
problem description in componentDidMount, document.getElementById ( id ) is null the environmental background of the problems and what methods you have tried I try to use ref, to find undefined. in this.refs related codes componentDidMount() ...
I can see such a way to prevent page refresh close in the project. I can know what it will achieve in the end, but I can t understand how it is written. search the web for Object.assign () to find out that objects are used for merging ( example )....
I m going to get a favorites button to control the value of collected through the click event, so that v-if can display different pictures according to the value of collected <div class="option collect" @click="collect()">...
The code for the component is as follows: import React from react ; export default class SimpleListComponent extends React.Component{ constructor(){ super(); this.state = { musicList: null, currentTitle:...
1. Get time from the database, Google browser and Android display normally, but when it comes to Apple s browser, it shows NaN the following is the code for time conversion: ...
https: cn.vuejs.org v2 guide. the example here is changed to the following: <style> -sharpdemo, .demo, .content .demo { border: 1px solid rgb(238, 238, 238); border-radius: 2px; padding: 25px 35px; ...
problem description the company needs to do some category ppt to show customers. I put the page made by echarts into ppt through the ppt development tool, and the page display can be called by clicking the mouse button. But in the actual display, they...
Open two scrapy tasks at the same time, and then go to push in redis a start_url but only one scrapy task An is running, and when An is stopped, B task will begin to crawl. the reason seems to be that requests is not saved in redis while...
this is an example given by the official of ele.me: this.$alert( , , { confirmButtonText: , callback: action => { this.$message({ type: info , message: `action: ${ action }` ...