as shown in the figure, add a click event to the three microphone buttons on the right. Previously, you can add a click event to each button, but now you want to add it in the way of event delegation, how to achieve it? The code is as follows: <...
as shown in the figure (success button): default color map 1 Color figure 2 after clicking, the color cannot go back after clicking, how to deal with this? ...
recently used ant design mobile as a mobile page. I d like to ask about how to click the button to jump to the page to save the state. Novice ...
css webpackconfig module: { preLoaders: [ {test: .(js|jsx)$ , loader: "eslint-loader", exclude: node_modules } ], loaders: [ { test: .(js|jsx)$ , exclude...
preload the animation, do you want to remove or hide it after each completion? if the animation is hidden and the animation is going on all the time, will it be a waste of browser rendering? ...
<tr v-for="item in tableData"> <td :class="same">{{item.td}}< td> < tr> computed:{ same(){ let arr = ???.push( c ); return{ red: arr == [ a , c ] } } } here? It should be the dat...
Hope: Monitor the specified content under www site.loc (a _ max _ bmax _ CSG _ JSON, x content [0-9] .md,. Php), when the above content changes, the specified URL ( http: site.loc x *)) in the browser automatically refreshes. Environment: linu...
when I use position:fixed in the head, I operate the page drop-down in the web page. The head is fixed and does not follow the page drop-down. Android will not, but iOS will. Have you ever encountered this is the time of drop-down ...
this animation seems to be an animation with a height of 0 to 100%. How can it be realized? ...
as shown in the picture, this is the menu of a background management system. After I clicked on the small menu, I was clicked to change the color, and only one changed the color at the same time. Ask for demo or link ...
if you need to use ant design mobile as a mobile Wechat web page, you can access all pages through a app.js . How to set up title for each page? is the font in this frame adaptive? If I set myself to px , is it still adaptive? And do you use px ...
recently, I have been reading articles about the layout of elements in the line, and many of them will quote the above picture this picture refers to the detailed explanation of each part of the css line box , but some articles say that the height ...
css code is as follows: .api-list { overflow-y: auto; display:-webkit-box; display: -webkit-flex; display: flex; -webkit-box-orient: horizontal; flex-direction: row; padding: 10px; box-sizing: border-box; -webkit-flex-wrap:wrap; -webkit-box-lines:...
use css3 to write a page animation, including width,height,translate,opacity, using chrome to view the number of frames is only 29fsMur31fs, occasionally some will be more than 50 frames, how to optimize to reach the number of 60 frames, and switch to so...
New self-study, recently encountered a problem, sometimes line-height can not achieve the center. other methods can be used here, but I want to find out why line-height cannot be used. if line-height is added here, only the content of the a tag will b...
<!DOCTYPE html> <html> <head> <title>TEST< title> <style type="text css"> li{ width:100px; height:30px; transition:all 2s linear 0s; } ...
the problem of going to float has been checked on the Internet for a long time. I feel so confused. Why the following code clearfix can t float? do you have a boss to explain <!DOCTYPE html> <html lang="en"> <head> <...
I want to change the style of the head of the card and find that it affects the cards on other pages. then I added scoped, , but the modified style is invalid. How to change the configuration ? .el-card__header { background-color: -sharp999999; ...
recently encountered a problem, in the cat s eye movie official website to see the normal display of numbers on the page, but to check the source code is a white box, can anyone solve the problem? screenshots of some cat s eye movie pages: ...
< div class= "mui-input-row mui-radio mui-left moren " > <label>< label> <input name="radio1" type="radio" checked class="moren"> < div > the radio component of mui that I use when it triggers the cl...
is it not true that the data of the parent component will be affected when the child component of the computing property is changed without the use of the parent-child communication? Why is this child component + 1 and the parent component is still 10? ...
problem description the system has a way to increase the user s balance. Use mysql to increase the balance field update table set column = column + n . The database uses the rds, version of aws MySQL 5.6.27 . the environmental background of the p...
loading () { const msg = this.$Message.loading({ content: Loading... , duration: 0 }); setTimeout(msg, 3000); }, iview:loadingloading3setTimeout3loadingsetTimeoutmessag...
in mobile development, one of the operations you need to do is to swipe the delete button on the left and hide the button on the right. You don t need to combine animate animation with jQuery,jQuery to control it, but with js or vue, what good solutions...
read the code of Brother leecode. It is calculated that the time is a lot different from him. Dare to ask how their runtime and memory are calculated ...