import ReactGA from 'react-ga'; ReactGA.initialize('トラッキングID'); ReactGA.pageview('任意のpath_name'); <!-- Global site tag (gtag.js) - Google Analytics --> <script async src="https://www.googletagmanager.com/gtag/js?id=GA_MEASUREMENT_ID"></script> <script> window.dataLayer = window.dataLayer || []; function gtag(){dataLayer.push(arguments);} gtag('js', new Date()); // gtag('config', 'GA_MEASUREMENT_ID