antd-mobile/es/components/virtual-input/use-click-outside.js

<div align="center">

import { useEffect } from 'react';
// 监听点击组件外部的事件
function useClickOutside(handler, ref) {
  useEffect(() => {
    function handleClick(event) {
      if (!ref.current || ref.current.contains(event.target)) {
        return;
      }
      handler(event);
    }
    // 在捕获阶段监听，以确保在事件被阻止传播之前触发
    document.addEventListener('click', handleClick, true);
    return () => {
      document.removeEventListener('click', handleClick, true);
    };
  }, [handler, ref]);
}
export default useClickOutside;