CSSFontFeatureValuesRule:fontFamily 屬性
CSSConditionRule 介面的 fontFamily 屬性表示它適用的字體系列的名稱。
值
字串。
示例
讀取字體系列
在此示例中,我們聲明瞭兩個 @font-feature-values 規則,一個用於“Font One”字體系列,另一個用於“Font Two”。然後,我們使用 CSSOM 讀取這些字體系列,並將它們顯示在日誌中。
html
<pre id="log"></pre>
CSS
css
/* At-rule for "nice-style" in Font One */
@font-feature-values Font One {
@styleset {
nice-style: 12;
}
}
/* At-rule for "nice-style" in Font Two */
@font-feature-values Font Two {
@styleset {
nice-style: 4;
}
}
/* Apply the at-rules with a single declaration */
.nice-look {
font-variant-alternates: styleset(nice-style);
}
JavaScript
js
const log = document.getElementById("log");
const rules = document.getElementById("css-output").sheet.cssRules;
const fontOne = rules[0]; // A CSSFontFeatureValuesRule
log.textContent = `The 1st '@font-feature-values' family: "${fontOne.fontFamily}".\n`;
const fontTwo = rules[1]; // Another CSSFontFeatureValuesRule
log.textContent += `The 2nd '@font-feature-values' family: "${fontTwo.fontFamily}".`;
規範
| 規範 |
|---|
| CSS 字型模組第 4 級 # dom-cssfontfeaturevaluesrule-fontfamily |
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