Example
Set a password field to read-only:
document.getElementById("myPsw").readOnly = true;
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Definition and Usage
The readOnly property sets or returns whether a password field is read-only, or not.
A read-only field cannot be modified. However, a user can tab to it, highlight it, and copy the text from it.
Tip: To prevent the user from interacting with the field, use the disabled property instead.
Browser Support
The readOnly property is supported in all major browsers.
Syntax
Return the readOnly property:
passwordObject.readOnly
Set the readOnly property:
passwordObject.readOnly=true|false
Property Values
| Value | Description |
|---|---|
| true|false |
Specifies whether a password field should be read-only or not.
|
Technical Details
| Return Value: | A Boolean, returns true if the password field is read-only, otherwise it returns false |
|---|
More Examples
Example
Find out if a password field is read-only or not:
var x = document.getElementById("myPsw").readOnly;
The result of x will be:
true
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Related Pages
HTML reference: HTML <input> readonly attribute
< Input Password Object