11:[["$","p",null,{"className":"mb-2 ","children":[[["$","span",null,{"className":"","children":[["$","$12","0",{"children":[null,"originなんだからそうだろうといえばそうだが"]}]]}]],null]}],["$","figure",null,{"className":"mb-2","children":[["$","code",null,{"className":"hljs !md:p-4 block w-full overflow-x-scroll whitespace-pre !p-3 leading-normal mb-1","dangerouslySetInnerHTML":{"__html":"{ "AllowedOrigins": ["https://*.example.com/"] }"}}],false]}],["$","p",null,{"className":"mb-2 ","children":[[["$","span",null,{"className":"","children":[["$","$12","0",{"children":[null,"とすると正しく動かない"]}]]}]],null]}],["$","figure",null,{"className":"mb-2","children":[["$","code",null,{"className":"hljs !md:p-4 block w-full overflow-x-scroll whitespace-pre !p-3 leading-normal mb-1","dangerouslySetInnerHTML":{"__html":"{ "AllowedOrigins": ["https://*.example.com"] }"}}],false]}],["$","p",null,{"className":"mb-2 ","children":[[["$","span",null,{"className":"","children":[["$","$12","0",{"children":[null,"にすれば動く。"]}]]}]],null]}],["$","p",null,{"className":"mb-2 ","children":[[],null]}],["$","p",null,{"className":"mb-2 ","children":[[["$","span",null,{"className":"","children":[["$","$12","0",{"children":[null,"上記の設定にしていても、単に許可されていないoriginからアクセスした時と同じ挙動になるだけ(preflight requestで失敗する)なので気付きづらい。要注意。"]}]]}]],null]}]]

S3のCORS AllowedOriginsは末尾スラッシュつけちゃダメ

S3のCORS AllowedOriginsは末尾スラッシュつけちゃダメ