vue 3.2 new function sorting
< script setup > + TS + volatile = really fragrant vue3. Is it time for Volar to officially appear on the stage? It can be seen from the above that 3.2 has added new functions. In fact, it not only adds new functions, but also greatly improves the performance, but we don't see any major changes
< script setup > and < style > ...
Added by Rayman3.tk on Tue, 21 Dec 2021 13:04:57 +0200
CSS background style
CSS background style
CSS background properties
PropertydescribebackgroundShort attribute, which is used to set the background attribute in a declaration.background-attachmentWhether the background image is fixed or scrolls with the rest of the page.background-colorSets the background color of the element.background-imageSet the image as the b ...
Added by AndyMoore on Mon, 20 Dec 2021 19:23:18 +0200
Responsive layout
1, MediaQuery
1. Definitions
Set different css styles for different screen sizes.
<body>
<div id="div0">111</div>
</body>
<style>
#div0{
width: 100px;
height: 200px;
}
/* max-device-width Device represents the maximum width of the device*/
@media screen and (max-device-width:199px) ...
Added by telsiin on Mon, 20 Dec 2021 15:05:13 +0200
Holiday learning HTML
Article catalog
preface
1, What is HTML?
2, HTML tags
1. Label introduction in < head > < / head >
2. Label introduction in < body > < / body >
3. Semantic label
4. List label
5. Hyperlink label
6. Multimedia Tags
7. Table label
8. Form label
9. Frame label
summary
preface
In the summer vacation ...
Added by cainmi on Mon, 20 Dec 2021 14:29:52 +0200
What is scrollTop and how to use it
What is the scrollTop property?
In some cases, the height of "content in element" will exceed the height of "element itself". scrollTop refers to the height of the part of "content in element" beyond the "upper boundary of element".
An example is given to illustrate what the scrollTop attribu ...
Added by naggi on Mon, 20 Dec 2021 11:20:58 +0200
flex flexible layout detailed tutorial-10 container attribute justify content
Objectives of this section
Master the basic use of justify content.Master the skills of using justify content alignment for multi column arrangement of items.The reading time is about 5 ~ 10 minutes.
Justify content foundation
The justify content property is used to set the alignment of items in the spindle direction. The syntax format is as ...
Added by mazman on Mon, 20 Dec 2021 11:13:33 +0200
What are the performance optimization strategies that can be adopted for the source code development of the accompanying platform?
No matter in the process of source code development of the accompanying platform, performance optimization is very critical. Of course, the performance optimization of the front end is more closely related to the user experience. What performance optimization strategies can we adopt in the source code development of the accompanying platform?
...
Added by howler on Mon, 20 Dec 2021 07:41:42 +0200
5, Art template template engine
Statement: the correctness of personal study notes cannot be guaranteed
1. Basic concepts of template engine
1.) template engine
The template engine is a third-party module. Let developers splice strings in a more friendly way, making the project code clearer and easier to maintain. For example:
// Writing without template engine
var a ...
Added by coder4Ever on Sun, 19 Dec 2021 21:32:38 +0200
JavaScript - event handling
event processing
5.1. Basic concepts of events
HTML events are "events" that occur on HTML elements. When JavaScript is used in HTML pages, JavaScript can "deal with" these events.
The syntax rules are:
<element event="javascript" />
In HTML documents, all valid elements have corresponding events, such as ...
Added by nkyoung1 on Sun, 19 Dec 2021 16:27:34 +0200
Images and background images in HTML and CSS
Hello, everyone. I'm Bowl week Not the "bowl of porridge" you want, but the front end you don't want to be drunk 👨🏻💻， If I'm lucky to get your favorite articles, I'm lucky to ~
This is [ From scratch front end Image and Background Image in HTML and CSS
Write not easy to reload, please get permission
Write before
I ...
Added by phpPete on Sun, 19 Dec 2021 07:50:53 +0200