# @vant/popperjs @popperjs/core in commonjs format, added Object.assign polyfill. ## Install ```shell # with npm npm i @vant/popperjs # with yarn yarn add @vant/popperjs # with pnpm pnpm add @vant/popperjs ``` ## Usage see: https://popper.js.org/ ## Refer issue: https://github.com/vant-ui/vant/issues/7626