@nutui/nutui-react
Version:
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
10 lines (9 loc) • 371 B
JavaScript
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;
}