problem description in vue, I have the following templates: <i class="bar" :style="style"> <i class="dot">< i> < i> then the code in js is as follows: props: { progress: { ...
how does JS achieve traversal progress display without increasing browser IDLE time? is doing a pure front-end log file analysis tool. This process requires two iterations. initially did not consider the performance problem, the direct use of for, 5...
problem description recently, Apple cms 10.x is used to integrate movie station players, which involves loading custom functions in loaded. However, in the playback aspect of this program, there must be a code with ckplayer in the setTimeout timer. If...
these two are learning the relevant syntax of ES6. When I learned about the this problem of the arrow function, when I compared it with the this in ES5, I found that the following line of code got incredible results: var age = 77; function foo() { ...
$(document).ready(function() { product_online(<?=$prodIdForOnline;?>, <?=$urlForOnline;?> ); product_update_online(<?=$prodIdForOnline;?>, <?=$urlForOnline;?> ); }); function product_online(id, url){ $( -sh...
think about how update, does it, like facebook, Twitter, or other social networking sites, instant comment, notifications. What kind of techniques are used? If it is too difficult, what kind of technology can do it? I m thinking of ajax+settimeout, but...
what is the accuracy of setTimeout and setInterval timing? What is the minimum timing millisecond? Is there anything you need to pay attention to? ...
<!DOCTYPE html> <html lang="en"> <head> <meta charset="UTF-8"> <meta name="viewport" content="width=device-width, initial-scale=1.0"> <meta http-equiv="X-UA-Compatib...
I am a novice. I encountered some doubts when learning the asynchronism of javascript , as follows: there is an example code like this in teacher Ruan Yifeng s tutorial: does not particularly understand the operation mechanism of the whole mult...
sources of topics and their own ideas related codes Please paste the code text below (do not replace the code with pictures) string cString = "data source=.;initial catalog=project;integrated security=true;"; SqlConnec...
I am now in this project, the account password is saved in localStorage. 1. Log in to the interface to determine whether the user checks to remember the password. If so, after interacting with the backend to determine whether the login is successful, ...
there is an A.php file on the server. Do curl to access the B.php of other addresses to retrieve data. The array is returned by print_r ($array) in B.php, and the array of B.php is read by A.php through curl. The result of local C.js file accessing A.ph...
< hr > this.EChart.setOption({ tooltip: { trigger: none , formatter: {b}: {c} ({d}%) }, backgroundColor: -sharpffffff , title: [{ text: , left: 49...
A pie chart is drawn with highcharts in the project, and the legend component is shown on the right side of the pie chart. Everything is fine on the computer. But on the mobile side, as long as the finger is in the legend position, the page will not be a...