# sass
變量聲明 `$color:#FFFFFF;``$fancybox-width: 400px !default;`
嵌套
```
<pre class="calibre14">```
#id <span class="token2">{</span>
h1<span class="token2">{</span>color<span class="token2">:</span>#<span class="token3">000000</span><span class="token2">;</span><span class="token2">}</span>
<span class="token2">.</span>red<span class="token2">{</span>background<span class="token2">:</span> #<span class="token3">8</span>F8F94<span class="token2">;</span>font<span class="token">-</span>size<span class="token2">:</span> <span class="token3">14</span>px<span class="token2">;</span><span class="token2">}</span>
<span class="token2">}</span>
#id h1<span class="token2">{</span>color<span class="token2">:</span>#<span class="token3">000</span><span class="token2">}</span>
#id <span class="token2">.</span>red<span class="token2">{</span>background<span class="token2">:</span>#<span class="token3">8</span>f8f94<span class="token2">;</span>font<span class="token">-</span>size<span class="token2">:</span><span class="token3">14</span>px<span class="token2">}</span>
```
```
父選擇器標識符 &
```
<pre class="calibre14">```
article a <span class="token2">{</span>
color<span class="token2">:</span> blue<span class="token2">;</span>
<span class="token">&</span><span class="token2">:</span>hover <span class="token2">{</span> color<span class="token2">:</span> red <span class="token2">}</span>
<span class="token2">}</span>
article a<span class="token2">{</span>color<span class="token2">:</span>#<span class="token3">00</span>f<span class="token2">}</span>
article a<span class="token2">:</span>hover<span class="token2">{</span>color<span class="token2">:</span>red<span class="token2">}</span>
```
```
群組嵌套
```
<pre class="calibre14">```
<span class="token2">.</span>container <span class="token2">{</span>
h1<span class="token2">,</span> h2<span class="token2">,</span> h3 <span class="token2">{</span>margin<span class="token">-</span>bottom<span class="token2">:</span> <span class="token3">.8</span>em<span class="token2">}</span>
<span class="token2">}</span>
<span class="token2">.</span>container h1<span class="token2">,</span> <span class="token2">.</span>container h2<span class="token2">,</span> <span class="token2">.</span>container h3 <span class="token2">{</span>
margin<span class="token">-</span>bottom<span class="token2">:</span> <span class="token3">.8</span>em<span class="token2">;</span> <span class="token2">}</span>
```
```
屬性嵌套
```
<pre class="calibre14">```
nav <span class="token2">{</span>
border<span class="token2">:</span> <span class="token3">1</span>px solid #ccc <span class="token2">{</span>
left<span class="token2">:</span> <span class="token3">0</span>px<span class="token2">;</span>
right<span class="token2">:</span> <span class="token3">0</span>px<span class="token2">;</span>
<span class="token2">}</span>
<span class="token2">}</span>
nav <span class="token2">{</span>
border<span class="token2">:</span> <span class="token3">1</span>px solid #ccc<span class="token2">;</span>
border<span class="token">-</span>left<span class="token2">:</span> <span class="token3">0</span>px<span class="token2">;</span>
border<span class="token">-</span>right<span class="token2">:</span> <span class="token3">0</span>px<span class="token2">;</span> <span class="token2">}</span>
```
```
導入style.scss文件
`@import "style"`
混合器
```
<pre class="calibre14">```
@mixin rounded<span class="token">-</span>corners <span class="token2">{</span>
<span class="token">-</span>moz<span class="token">-</span>border<span class="token">-</span>radius<span class="token2">:</span> <span class="token3">5</span>px<span class="token2">;</span>
<span class="token">-</span>webkit<span class="token">-</span>border<span class="token">-</span>radius<span class="token2">:</span> <span class="token3">5</span>px<span class="token2">;</span>
border<span class="token">-</span>radius<span class="token2">:</span> <span class="token3">5</span>px<span class="token2">;</span>
<span class="token2">}</span>
@mixin <span class="token1">test</span><span class="token2">(</span>$b<span class="token2">:</span><span class="token3">0</span><span class="token2">)</span><span class="token2">{</span>
<span class="token2">.</span>margin#<span class="token2">{</span>$b<span class="token2">}</span><span class="token">-</span>t<span class="token2">{</span>margin<span class="token">-</span>top<span class="token2">:</span>#<span class="token2">{</span>$b<span class="token2">}</span>px<span class="token2">;</span><span class="token2">}</span>
<span class="token2">.</span>margin#<span class="token2">{</span>$b<span class="token2">}</span><span class="token">-</span>r<span class="token2">{</span>margin<span class="token">-</span>right<span class="token2">:</span>#<span class="token2">{</span>$b<span class="token2">}</span>px<span class="token2">;</span><span class="token2">}</span>
<span class="token2">.</span>margin#<span class="token2">{</span>$b<span class="token2">}</span><span class="token">-</span>b<span class="token2">{</span>margin<span class="token">-</span>bottom<span class="token2">:</span>#<span class="token2">{</span>$b<span class="token2">}</span>px<span class="token2">;</span><span class="token2">}</span>
<span class="token2">.</span>margin#<span class="token2">{</span>$b<span class="token2">}</span><span class="token">-</span>l<span class="token2">{</span>margin<span class="token">-</span>left<span class="token2">:</span>#<span class="token2">{</span>$b<span class="token2">}</span>px<span class="token2">;</span><span class="token2">}</span>
<span class="token2">.</span>margin#<span class="token2">{</span>$b<span class="token2">}</span><span class="token2">{</span>margin<span class="token2">:</span>#<span class="token2">{</span>$b<span class="token2">}</span>px<span class="token2">;</span><span class="token2">}</span>
<span class="token2">.</span>padding#<span class="token2">{</span>$b<span class="token2">}</span><span class="token">-</span>t<span class="token2">{</span>padding<span class="token">-</span>top<span class="token2">:</span>#<span class="token2">{</span>$b<span class="token2">}</span>px<span class="token2">;</span><span class="token2">}</span>
<span class="token2">.</span>padding#<span class="token2">{</span>$b<span class="token2">}</span><span class="token">-</span>r<span class="token2">{</span>padding<span class="token">-</span>right<span class="token2">:</span>#<span class="token2">{</span>$b<span class="token2">}</span>px<span class="token2">;</span><span class="token2">}</span>
<span class="token2">.</span>padding#<span class="token2">{</span>$b<span class="token2">}</span><span class="token">-</span>b<span class="token2">{</span>padding<span class="token">-</span>bottom<span class="token2">:</span>#<span class="token2">{</span>$b<span class="token2">}</span>px<span class="token2">;</span><span class="token2">}</span>
<span class="token2">.</span>padding#<span class="token2">{</span>$b<span class="token2">}</span><span class="token">-</span>l<span class="token2">{</span>padding<span class="token">-</span>left<span class="token2">:</span>#<span class="token2">{</span>$b<span class="token2">}</span>px<span class="token2">;</span><span class="token2">}</span>
<span class="token2">.</span>padding#<span class="token2">{</span>$b<span class="token2">}</span><span class="token2">{</span>padding<span class="token2">:</span>#<span class="token2">{</span>$b<span class="token2">}</span>px<span class="token2">;</span><span class="token2">}</span>
<span class="token2">}</span>
<span class="token2">.</span>notice <span class="token2">{</span>
@include rounded<span class="token">-</span>corners<span class="token2">;</span>
<span class="token2">}</span>
@mixin <span class="token1">qq</span><span class="token2">(</span>$a<span class="token2">:</span><span class="token3">1</span><span class="token2">,</span>$b<span class="token2">)</span><span class="token2">{</span>
<span class="token6">//支持默認值或外部變量</span>
<span class="token2">}</span>
```
```
繼承
```
<pre class="calibre14">```
<span class="token2">.</span>error <span class="token2">{</span>
border<span class="token2">:</span> <span class="token3">1</span>px solid red<span class="token2">;</span>
background<span class="token">-</span>color<span class="token2">:</span> #fdd<span class="token2">;</span>
<span class="token2">}</span>
<span class="token2">.</span>seriousError <span class="token2">{</span>
@extend <span class="token2">.</span>error<span class="token2">;</span>
border<span class="token">-</span>width<span class="token2">:</span> <span class="token3">3</span>px<span class="token2">;</span>
<span class="token2">}</span>
```
```
插值語句
```
<pre class="calibre14">```
#<span class="token2">{</span>$name<span class="token2">}</span>
```
```
```
<pre class="calibre14">```
@<span class="token5">for</span> $i from <span class="token3">1</span> through <span class="token3">3</span> <span class="token2">{</span>
<span class="token2">.</span>item<span class="token">-</span>#<span class="token2">{</span>$i<span class="token2">}</span> <span class="token2">{</span> width<span class="token2">:</span> <span class="token3">2</span>em <span class="token">*</span> $i<span class="token2">;</span> <span class="token2">}</span>
<span class="token2">}</span>
<span class="token2">.</span>item<span class="token">-</span><span class="token3">1</span><span class="token2">{</span>width<span class="token2">:</span><span class="token3">2</span>em<span class="token2">}</span><span class="token2">.</span>item<span class="token">-</span><span class="token3">2</span><span class="token2">{</span>width<span class="token2">:</span><span class="token3">4</span>em<span class="token2">}</span><span class="token2">.</span>item<span class="token">-</span><span class="token3">3</span><span class="token2">{</span>width<span class="token2">:</span><span class="token3">6</span>em<span class="token2">}</span>
```
```
```
<pre class="calibre16">```
@each $animal <span class="token5">in</span> puma<span class="token2">,</span> sea<span class="token">-</span>slug<span class="token2">,</span> egret<span class="token2">,</span> salamander <span class="token2">{</span>
<span class="token2">.</span>#<span class="token2">{</span>$animal<span class="token2">}</span><span class="token">-</span>icon <span class="token2">{</span>
background<span class="token2">:</span>#<span class="token3">008000</span><span class="token2">;</span>
<span class="token2">}</span>
<span class="token2">}</span>
<span class="token2">.</span>puma<span class="token">-</span>icon<span class="token2">{</span>background<span class="token2">:</span>green<span class="token2">}</span><span class="token2">.</span>sea<span class="token">-</span>slug<span class="token">-</span>icon<span class="token2">{</span>background<span class="token2">:</span>green<span class="token2">}</span><span class="token2">.</span>egret<span class="token">-</span>icon<span class="token2">{</span>background<span class="token2">:</span>green<span class="token2">}</span><span class="token2">.</span>salamander<span class="token">-</span>icon<span class="token2">{</span>background<span class="token2">:</span>green<span class="token2">}</span>
```
```
- 簡介
- 第一章 數據庫
- Mysql/mariadb
- 函數
- 基礎
- 增刪改索引
- 標準查詢
- 高級查詢
- TIDB集群mysql解決方案
- Redis
- 語言基礎
- 5種數據類型
- 其他類型
- Sqlite
- 語言基礎
- 常用查詢
- 第二章 PHP
- 語言基礎
- 第一課 流程控制和運算
- 第二課 數組
- 第三課 日期時間
- 第四課 常用函數
- 第五課 字符串
- 第六課 文件操作
- 第七課 面向對象
- 第八課 正則表達式
- 第九課 圖片處理生成
- 第十課 curl/memche
- 第十一課 mysql和pdo
- 第十三課 cookie和session
- 第十四課 xml操作
- 第十五課 php5.3+新特性
- 第十六課 php7+
- 第十七課 密碼安全
- 廢棄函數
- php命令行
- redis應用
- 算法
- 排序算法
- 基礎算法
- 無限級分類
- 自定義函數Fn
- 查找算法
- 自定義函數數據函數fn
- laravel
- 路由
- 常用語句
- 數據庫
- dingo/api
- Yii2
- 控制器
- 常用類
- 數據庫
- redis
- thinkphp6
- TP6文檔
- TP6插件
- dedecms
- 織夢標簽大全
- 數據庫操作
- 內置函數和定義函數
- 織夢核心改動
- 織夢插件/底層標簽開發
- PHP相關工具
- composer
- php開發環境phpenv
- Phpstorm使用
- windows編譯php擴展
- PHP開源庫
- 開源項目管理禪道
- sns_auth
- php-casbin權限控制
- php-jwt
- 微信SDKeasywechat
- querylist采集庫
- workerman
- Box/Spout處理excel和csv
- dll擴展
- redis/memche/xdebug
- redis
- Lua
- php_xlswriter
- event
- swoole
- 常用代碼庫
- 微擎框架
- 第一課全局變量
- 第二課常用函數
- 第三課自定義微擎獨有函數
- 第四課數據庫操作
- 第五課微信端回復
- 第六課微擎高級操作
- 第八課global函數列表
- mainfest.xml詳解
- js方法
- 人人商城
- 第一課model解讀
- 第二課常用語句解讀
- 第三課常用js解讀
- 第四課附錄常見問題
- 第五課附錄處理報表|支付
- 常用JSON狀態碼
- 第三章 JavaScript
- js基礎
- 瀏覽器對象
- 語言基礎
- html5接口
- ES6新語法
- vue
- 基礎語法
- 京東vueUI組件
- uniapp
- 組件開發規范
- nodejs
- 基礎知識
- 安裝node
- nvm不同版本node切換
- js常用標準庫
- zepto/jquery
- weui
- js圖標庫
- elementUI
- validator表單驗證
- layer彈出層
- requirejs
- wow動畫
- 動畫animate
- swiper4
- 百度編輯器
- flyio/axios/qs
- jquery.form
- bootstrap3
- clipboard復制
- slideout側滑
- imagehover.css圖片懸停動畫
- webpack打包
- Bulma UI框架
- store 客戶端存儲
- lottie動畫創建庫
- sweetalert
- js自定義函數
- 常見JSSDK
- 微信公眾號JSSDK
- 騰訊地圖jssdk
- 微信小程序
- 第四章 編程語言
- markdown語言
- Dart語言
- Dart語言基礎
- Flutter框架
- Lua語言
- 字符串,數組,表
- 自定義方法
- go語言
- 第1.1語言基本語法
- 第1.2流程控制
- 第1.3函數
- 第1.4結構體
- 第1.5接口
- 第1.6包
- go語言框架Gin
- CSS3語言
- CSS與CSS3
- 選擇符
- 屬性
- css3
- loading動畫
- HTML5語言
- less
- sass
- C#
- 基礎知識
- 函數
- 第五章 開發工具
- git
- nginx/apache服務器
- Linux常用操作
- crontab定時任務
- 注冊表與cmd
- 阿里云ECS
- frp穿透和ssl續期
- 寶塔安裝
- 樹莓派
- 瀏覽器模擬
- 火狐/chrome常用插件
- WSL安裝使用
- mac brew和終端命令
- win10相關