What is the typical use case of portals in React?

What is the typical use case of portals in React?

题目类型: 技术面试题

这是一道技术面试题，常见于澳洲IT公司面试中。

难度: medium

分类: rendering, ui

标签: portals, stacking context, modals

参考答案摘要

TL;DR Portals are used to render UI outside a parent DOM hierarchy—useful when the parent has overflow: hidden or stacking-context constraints. Common examples Dialogs / modals Global notifications To...

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