Answer
The `decoding` attribute provides a hint for how the browser should decode an image; `async` allows decoding without delaying other presentation work. β’ It is written inside an elementβs opening tag. β’ The HTML Standard limits which elements may use it and which values are valid. β’ Browsers apply the attribute when they process the element or the resource it controls.
💡 Simple Example
<img src="/images/photo.jpg" decoding="async" alt="A mountain beside a lake" width="640" height="360">
⚡ Quick Revision
Decoding hints how image decoding should be scheduled.