CSS 数値ファクトリー関数

CSS.number(number)
CSS.percent(number)
// <length>
CSS.em(number)
CSS.ex(number)
CSS.ch(number)
CSS.ic(number)
CSS.rem(number)
CSS.lh(number)
CSS.rlh(number)
CSS.vw(number)
CSS.vh(number)
CSS.vi(number)
CSS.vb(number)
CSS.vmin(number)
CSS.vmax(number)
CSS.cm(number)
CSS.mm(number)
CSS.Q(number)
CSS.in(number)
CSS.pt(number)
CSS.pc(number)
CSS.px(number)
// <angle>
CSS.deg(number)
CSS.grad(number)
CSS.rad(number)
CSS.turn(number)
// <time>
CSS.s(number)
CSS.ms(number)
// <frequency>
CSS.Hz(number)
CSS.kHz(number)
// <resolution>
CSS.dpi(number)
CSS.dpcm(number)
CSS.dppx(number)
// <flex>
CSS.fr(number)

const height = CSS.vmax(50);
console.log(height); // CSSUnitValue {value: 50, unit: "vmax"}
console.log(height.value); // 50
console.log(height.unit); // vmax

myElement.attributeStyleMap.set("margin", CSS.px(40));
const currentMargin = myElement.attributeStyleMap.get("margin");
console.log(currentMargin.value, currentMargin.unit); // 40, 'px'