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Perf/improve findidxinold func #2

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65a333f
chore: update sponsor img link [ci skip]
yyx990803 May 3, 2022
380aa42
perf(core): improve vdom diffing by skip the oldStartIdx in findIdxIn…
Fyerl Jun 17, 2022
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2 changes: 1 addition & 1 deletion README.md
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Original file line number Diff line number Diff line change
Expand Up @@ -18,7 +18,7 @@ You are looking at the repository for Vue 2. The repo for Vue 3 is [vuejs/core](
Vue.js is an MIT-licensed open source project with its ongoing development made possible entirely by the support of these awesome [backers](https://github.com/vuejs/core/blob/main/BACKERS.md). If you'd like to join them, please consider [ sponsor Vue's development](https://vuejs.org/sponsor/).

<p align="center">
<a target="_blank" href="https://vuejs.org/sponsor/">
<a target="_blank" href="https://vuejs.org/sponsor/#current-sponsors">
<img alt="sponsors" src="https://sponsors.vuejs.org/sponsors.svg">
</a>
</p>
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2 changes: 1 addition & 1 deletion src/core/vdom/patch.js
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Expand Up @@ -492,7 +492,7 @@ export function createPatchFunction (backend) {
}

function findIdxInOld (node, oldCh, start, end) {
for (let i = start; i < end; i++) {
for (let i = start + 1; i < end; i++) {
const c = oldCh[i]
if (isDef(c) && sameVnode(node, c)) return i
}
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