@nutui/nutui-react/dist/es/hooks/use-memo.js

京东风格的轻量级移动端 React 组件库，支持一套代码生成 H5 和小程序

import * as React from "react";
export default function useMemo(getValue, condition, shouldUpdate) {
    var cacheRef = React.useRef({});
    if (!('value' in cacheRef.current) || shouldUpdate(cacheRef.current.condition, condition)) {
        cacheRef.current.value = getValue();
        cacheRef.current.condition = condition;
    }
    return cacheRef.current.value;
}