你即將離開本站

並前往https://rocketvalidator.com/html-validation/element-script-must-not-have-attribute-async-unless-attribute-src-is-also-specified-or-unless-attribute-type-is-specified-with-value-module

Element “script” must not have attribute “async” unless ...

The async attribute makes sense when an external script (defined with the src ... Bad value “” for attribute “src” on element “iframe”: Must be non-empty.

確定！ 回上一頁

查詢 「Iframe async」的人也找了：

  1. Iframe async
    2.
  2. Iframe lazyload
    3.
  3. Iframe defer
    4.
  4. Iframe loading spinner
    5.
  5. Iframe onload
    6.
  6. Iframe load complete
    7.
  7. Youtube lazyload
    8.
  8. Img loading lazy can i use
    9.