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並前往https://newbedev.com/postmessage-from-a-sandboxed-iframe-to-the-main-window-origin-is-always-null

PostMessage from a sandboxed iFrame to the main window ...

Since the iframe is sandboxed it lost access to its origin data. adding allow-same-origin to the iframe sandbox property will make it work again.

確定！ 回上一頁

查詢 「Allow-same-origin」的人也找了：

  1. iframe allow-same-origin
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  5. The document is sandboxed and lacks the allow same origin flag
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  6. CORS header
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  7. Iframe cross origin allow
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  8. html access-control-allow-origin
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