The :read-only CSS pseudo-class matches when an element is not writable by the user.
:read-only { style properties }
| Specification | Status | Comment |
|---|---|---|
| WHATWG HTML Living Standard The definition of ':read-only' in that specification. | Living Standard | No change. |
| HTML5 The definition of ':read-only' in that specification. | Recommendation | Defines the semantic regarding HTML and constraint validation. |
| Selectors Level 4 The definition of ':read-only' in that specification. | Working Draft | Defines the pseudo-class, but not the associated semantic. |
| Feature | Chrome | Firefox (Gecko) | Internet Explorer | Opera | Safari |
|---|---|---|---|---|---|
| Basic support | (Yes) | (Yes)-mozbug 312971 | Nightly build [1] | (Yes) | (Yes) |
| Editable element (except to text input fields) | No support | (Yes)-mozbug 312971 | No support | No support | No support |
| Feature | Android | Chrome for Android | Firefox Mobile (Gecko) | IE Mobile | Opera Mobile | Safari Mobile |
|---|---|---|---|---|---|---|
| Basic support | ? | (Yes) | (Yes)-mozbug 312971 | ? | ? | ? |
| Editable element (except to text input fields) | No support | No support | (Yes)-mozbug 312971 | No support | No support | No support |
[1]: MS Edge platform status: Windows Insider Preview Build 10547+
:read-writecontenteditable attribute
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https://developer.mozilla.org/en-US/docs/Web/CSS/:read-only