[英]LESS Mixin with variable and content
So in sass, the mixin can do: 所以在sass中,mixin可以做到:
@mixin bp($point) {
@if $point == papa-bear {
@media (max-width: 1600px) { @content; }
}
@else if $point == mama-bear {
@media (max-width: 1250px) { @content; }
}
@else if $point == baby-bear {
@media (max-width: 600px) { @content; }
}
}
And can be used as: 并可用作:
.img {
width: 33.33%;
@include bp(baby-bear) {
width: 100%;
}
}
Is there a similar way in LESS to dynamically generate the css? 在LESS中是否有类似的方式来动态生成css? Especially passing a block of stylings like what the @content
does here. 尤其是像@content
这里所做的@content
传递一系列风格。
Indeed you can use Passing Rulesets to Mixins as already mentioned by @seven-phases-max. 实际上,您可以使用@ seven-phases-max已经提到的将传递规则集传递给Mixins 。
For your break-points (bear types) in Less 对于你在Less中的断点(熊类型)
You can use pattern-matching : 您可以使用模式匹配 :
.bp(papa-bear,@rules) {
@media (max-width: 1200px) {@rules();}
}
.bp(mama-bear,@rules) {
@media (max-width: 800px) {@rules();}
}
.bp(baby-bear,@rules) {
@media (max-width: 600px) {@rules();}
}
.img {
width: 33.33%;
.bp(baby-bear; { width: 100%;});
}
Or mixin guards : 或者混合守卫 :
.bp2(@point,@rules) {
& when(@point = baby-bear) {
@media (max-width: 600px) {@rules();}
}
& when(@point = mama-bear) {
@media (max-width: 800px) {@rules();}
}
& when(@point = papa-bear) {
@media (max-width: 1200px) {@rules();}
}
}
.img {
width: 33.33%;
.bp2(baby-bear; { width: 100%;});
}
In your example you can also write a single mixin: 在您的示例中,您还可以编写单个mixin:
.bp3(@point,@rules) {
@query: ~"(max-width: @{point})";
@media @query {@rules();}
}
.img {
width: 33.33%;
.bp3(600px; { width: 100%;});
}
Or when you have to reuse your bear types: 或者当您必须重复使用熊类型时:
@baby-bear-max-width: 600px;
@mama-bear-max-width: 800px;
@mama-bear-max-width: 1200px;
.bp4(@bear,@rules) {
@query: ~"(max-width: @{@{bear}-max-width})";
@media @query {@rules();}
}
.img {
width: 33.33%;
.bp4(baby-bear; { width: 100%;});
}
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