🐛 [Bug]: Toast 组件打包产物无法在 IOS 12 版本中运行

[coderzhizi]

Which React Vant packages are impacted?

• [X] react-vant (React Vant core)
• [ ] react-vant-icons(React Vant Icon)

What version of React Vant are you using?

3

Reproduce live demo(codesandebox or stackblitz)?

No response

Descripition

Toast 组件打包产物无法在 IOS 12 版本中运行，机型为 Iphone X。