next.jsのISRを使おうとして「なんか全然うまく行かない」ってなってたのがやっと理解出来たのでメモ 問題編 とりあえず見様見真似でISRはrevalidateとfallbackつければ良いんだな?とやってみたところ、どうもpropsが空Objectになってしまうようで悩んでいた。 例えば下記のような場合、エラーが起きる // pages/greeting/[name].js const Page = (props) => { // ↓ここでエラー return <div>Hello {props.name.toUpperCase()}</div> } export const getStaticProps = async (req) => { return { props: { name: req.params.name }, revalidate: 100 } } export c
![nextjsのISRを使うときのfallback指定について理解するまでの話](https://cdn-ak-scissors.b.st-hatena.com/image/square/84f8d78b0a02bd87e15cace3c5864279ac4249ab/height=288;version=1;width=512/https%3A%2F%2Fres.cloudinary.com%2Fzenn%2Fimage%2Fupload%2Fs--3dKm9t-j--%2Fc_fit%252Cg_north_west%252Cl_text%3Anotosansjp-medium.otf_55%3Anextjs%2525E3%252581%2525AEISR%2525E3%252582%252592%2525E4%2525BD%2525BF%2525E3%252581%252586%2525E3%252581%2525A8%2525E3%252581%25258D%2525E3%252581%2525AEfallback%2525E6%25258C%252587%2525E5%2525AE%25259A%2525E3%252581%2525AB%2525E3%252581%2525A4%2525E3%252581%252584%2525E3%252581%2525A6%2525E7%252590%252586%2525E8%2525A7%2525A3%2525E3%252581%252599%2525E3%252582%25258B%2525E3%252581%2525BE%2525E3%252581%2525A7%2525E3%252581%2525AE%2525E8%2525A9%2525B1%252Cw_1010%252Cx_90%252Cy_100%2Fg_south_west%252Cl_text%3Anotosansjp-medium.otf_37%3Aterrierscript%252Cx_203%252Cy_121%2Fg_south_west%252Ch_90%252Cl_fetch%3AaHR0cHM6Ly9zdG9yYWdlLmdvb2dsZWFwaXMuY29tL3plbm4tdXNlci11cGxvYWQvYXZhdGFyL2RhNzJjMjE0Y2QuanBlZw%3D%3D%252Cr_max%252Cw_90%252Cx_87%252Cy_95%2Fv1627283836%2Fdefault%2Fog-base-w1200-v2.png)