antd-mobile/2x/es/utils/use-mutation-effect.js

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import { useEffect } from 'react';
import { useMemoizedFn } from 'ahooks';
export function useMutationEffect(effect, targetRef, options) {
  const fn = useMemoizedFn(effect);
  useEffect(() => {
    const observer = new MutationObserver(() => {
      fn();
    });
    if (!targetRef.current) return;
    observer.observe(targetRef.current, options);
    return () => {
      observer.disconnect();
    };
  }, [targetRef]);
}