後裔選擇器

Baseline Widely available

This feature is well established and works across many devices and browser versions. It’s been available across browsers since July 2015.

簡介

␣ 組合符號 (代表空白, 或更精準地說，代表一或多個空白字元) 結合了兩種選擇器，選擇了只有當第二個選擇器的目標為第一個選擇器目標的後裔時的元素，後裔選擇器跟子選擇器相似，但是不要求披對的元素要是嚴格是父子關係。

語法

selector1 selector2 { style properties }

範例

css
span {
  background-color: white;
}
div span {
  background-color: DodgerBlue;
}
html
<div>
  <span
    >Span 1.
    <span>Span 2.</span>
  </span>
</div>
<span>Span 3.</span>

Specifications

Specification
Selectors Level 4
# descendant-combinators

Browser compatibility

BCD tables only load in the browser