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Dynamically change HTML TD background color based on value using PHP

I'm trying to dynamically change the TD background color, but it's driving me crazy because I don't really know how to fix the code. This is my code: <tddata-column="%Over0.5SH"style="background-color:<?phpecho$backgroundColorOver05SH;?>"><?phpif(($row['TotalMatch'...

P粉295728625 2024-03-31 15:30:07

Why is the login.html login interface different from the one taught by the teacher?

Why does the login interface of the teacher's lecture have a background image and a background box in the input area, but mine has no background and no background box in the input area?

千江水月 2019-08-27 19:38:37

javascript - About cross-domain login

There are two websites, a.com and b.com. After logging into website a.com, you will automatically log in to b.com, and vice versa. In short, the login and logout status of the two websites remain synchronized. In addition, in addition to a.com and b.com, there are countless websites with the same di...

世界只因有你 2017-05-19 10:10:39

How to dynamically change the size of an HTML container?

I have a container div that is a background that changes size dynamically with the window. Inside that container I have an image div and I want to change its size using the background container. Even using percentage height and width, I can't seem to resize it dynamically. Can anyone guide me in the...

P粉418214279 2024-04-03 20:38:38

javascript - Regarding the radio button problem, I am a novice, I hope someone can help me.

The company wants to create an event page with 4 buttons. When the button is clicked, it is equivalent to the selected state and the background image is changed. How to restore the previous one to its original state when clicking the next one.

PHP中文网 2017-05-24 11:36:42

Can nginx directly respond to serve static pages? Why has it been configured unsuccessfully for a long time?

Background: I recently wanted to write something and put it online. I bought a domain name and a vps, and set up an ngxin server on the vps. I wanted to start with the simplest static page, so I wrote a static page index.html. Ftp upload to the /home/peng/var/www directory, and then use nginx.co...

给我你的怀抱 2017-05-16 17:20:49

Can't scroll vertically in React mode

I'm trying to display a modal in my React project. When the modal is shown, I set the body's overflow to hidden via useEffect (otherwise, it shows the scrollbar for the main content below the modal). It works perfectly to prevent the background content from scrolling, but the problem is that I can't...

P粉760675452 2023-09-16 11:18:16

javascript - Is this also a background image?

Open the Tianya homepage, http://www.tianya.cn/ on the right. Is the "More convenient than QR code login" on the right also the background image? The dong dong next to it is a picture, which can be seen with firebug. The download address is http://static.tianyaui.com/gl... Part of the resu...

天蓬老师 2017-05-18 10:54:34

javascript - Front-end How to dynamically obtain the background color of a URL

1. The requirement is to enter a URL, and the front-end can get the main background color of the corresponding URL. 2. No matter how I look at the front-end, I can’t meet this requirement. 3. I’m asking for some ideas.

我想大声告诉你 2017-05-19 10:35:50

How to disable scrolling when modal is open - Full Page JS

What I want to do is disable JavaScript scrolling for the entire page when the modal is open. The problem is that when I open the modal and try to scroll, it does move the content behind the modal, which is the actual web page, and I want to disable that. When the modal is opened, the background sho...

P粉090087228 2023-08-18 00:15:20

java - request.getRequestDispatcher jumps, and the log also indicates that view (jsp) is accessed, but the browser does not move.

1. The springmvc filter request.getRequestDispatcher jumped, and the log also indicated that the view (jsp) was accessed, but the browser did not move. {Code...} {Code...} There is a function request on the page to request the controller through jquery ajax. The filter found that the filter request ...

欧阳克 2017-06-12 09:22:12

javascript - vue+vue-router+vuex+axios+elementUI uses the background management interface to report an error when clicking the menu after refreshing it

The requirement is to build a backend management interface with related functions of permission management. The relevant idea is based on the article addRoutes to implement the backend management function. The specific method is to return the permissions owned by the role in the backend when logging...

天蓬老师 2017-06-12 09:30:35

Safari 16.4 and iOS 16.4 change dynamically set CSS properties on their own

I made a javascript puzzle game a few years ago and it worked just fine. Recently, after iOS16.4 and Safari16.4 update, the code is not working the same way, after investigating I found the problem but I don't know how to fix it. In my code, I set 2 CSS properties (background size and background pos...

P粉099985373 2024-02-21 15:11:28

How to use HTML5 to insert flv format video on mobile phone

I want to use flv format video as background playback on the login page of software developed with HTML5. I would like to ask how to achieve it. I checked a lot of posts saying that HTML5 does not support videos in flv format, but it cannot use MP4 format because the video must be placed in the loca...

大家讲道理 2017-05-31 10:40:56

Lower opacity of scroll background image, limit minimum opacity

I'm trying to get the background image to reduce the opacity on scroll and once away from the landing page, using vanillajavascript to lower it to a minimum of 0.5. I tried adding Math.max() in the scroll function to only get it down to 0.5, but it causes the image to stay at 0.5 for all pages. I wa...

P粉166675898 2024-04-04 23:50:53

javascript - Can $.ajax({}) be called in js function?

1. I want to do a questionnaire survey. There are multiple questions on the page, and there are multiple options under each question. Finally, there is a submit button to determine whether the user is logged in when submitting. The questions and options are dynamically obtained from the background t...

伊谢尔伦 2017-07-05 10:47:48

How to use useState hook to dynamically change background color in if statement in React

const[temperatureColor,setTemperatureColor]=useState({color:"navyblue"});constTemperaturIncrement=()=>{if(temperatureValue===30)return;constnewTemperature=temperatureValue+1;setTemperatur

P粉158473780 2023-08-14 20:21:13

Is a website with just a contact us form and a link to a backend server static or dynamic?

Sorry if this is not the right place to ask. I have an idea. My university website displays the same content to all users. There is no login to the system either. But it has a backend for contact us and admission forms. Does this mean the website is static or dynamic? I'm a newbie web developer so t...

P粉308089080 2023-08-17 21:04:02

How to reset Nuxt application's state on logout?

When the user exits the application, Pinia's persistent authStore state is reset and the user is redirected to /login. However, if the next user logs in without refreshing the page, the main page still displays the previous user's data because it is still in the page's state. How should I solve this...

P粉706038741 2023-09-16 20:59:12

Dynamically change static colors in css file using jquery

I have multiple buttons and I have a class called bg. In the CSS file, I style the bg class, but at the same time, I want to be able to dynamically change its color from the JS file. The background is only one color, but I can make different colors I want, for example, the color codes come from the ...

P粉459440991 2024-03-19 23:24:43