Web
web html,
1. html, css, js, images < >
2. html .htm.
html
3. css .css. base.css,
index.css, .;
4. Js .js. common.js,
html
1. html5 <!DOCTYPE html>;
<meta charset="gbk" />, IDE
2. <head>...</head> ;
JavaScript
3. JavaScript
<link rel="stylesheet" href="..." />
<style>...</style>
<script src="..."></script>