span { &:first-of-type { margin-right: 16px; } }
&符号是scss和less里的语法,代表上一级选择器,实际编译成css就是
span:first-of-type{
}
CSS3 first-of-type 选择器:
实例:指定父元素的首个 p 元素的背景色:
p:first-of-type { background:#ff0000; }
span { &:first-of-type { margin-right: 16px; } }
&符号是scss和less里的语法,代表上一级选择器,实际编译成css就是
span:first-of-type{
}
CSS3 first-of-type 选择器:
实例:指定父元素的首个 p 元素的背景色:
p:first-of-type { background:#ff0000; }