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fix(Tab): "scrollLeftTo" function could not handle decimal correctly (#12918)

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pany 2024-06-08 14:12:48 +08:00 committed by GitHub
parent 31aae0bfc5
commit eb0073c84b
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1 changed files with 3 additions and 1 deletions
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packages/vant/src/tabs/utils.ts
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@ -10,13 +10,15 @@ export function scrollLeftTo(
let count = 0; let count = 0;
const from = scroller.scrollLeft; const from = scroller.scrollLeft;
const frames = duration === 0 ? 1 : Math.round((duration * 1000) / 16); const frames = duration === 0 ? 1 : Math.round((duration * 1000) / 16);
let scrollLeft = from;
function cancel() { function cancel() {
cancelRaf(rafId); cancelRaf(rafId);
} }
function animate() { function animate() {
scroller.scrollLeft += (to - from) / frames; scrollLeft += (to - from) / frames;
scroller.scrollLeft = scrollLeft;
if (++count < frames) { if (++count < frames) {
rafId = raf(animate); rafId = raf(animate);