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                #### 1.4 each循環 each 循環指令的形式: ~~~ @each $var in <list>{ class類名{ 樣式 } } ~~~ $var 就是一個變量名,<list> 是一個 SassScript 表達式,他將返回一個列表值。**each表達式里面的class類的樣式轉化成css時會單獨顯示出來** 例子: sass樣式 ~~~ $list: 1 2 3 4 5 6;//<list>的表達式 @mixin author-images { @each $author in $list {//each表達式 .photo-#{$author} {//將會調用$list 冒號后面的值 background: url("/images/avatars/#{$author}.png") no-repeat; } } } .author-bio { @include author-images; } ~~~ 轉化成css ~~~ .author-bio .photo-1 { background: url("/images/avatars/1.png") no-repeat; } .author-bio .photo-2 { background: url("/images/avatars/2.png") no-repeat; } .author-bio .photo-3 { background: url("/images/avatars/3.png") no-repeat; } .author-bio .photo-4 { background: url("/images/avatars/4.png") no-repeat; } .author-bio .photo-5 { background: url("/images/avatars/5.png") no-repeat; } .author-bio .photo-6 { background: url("/images/avatars/6.png") no-repeat; } ~~~
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