Example
Get the maximum number of characters allowed in a specific password field:
var x = document.getElementById("myPsw").maxLength;
The result of x will be:
8
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Definition and Usage
The maxLength property sets or returns the value of the maxlength attribute of a password field.
The maxlength attribute specifies the maximum number of characters allowed in a password field.
Tip: To set or return the width of a password field, in number of characters, use the size property.
Browser Support
The maxLength property is supported in all major browsers.
Syntax
Return the maxLength property:
passwordObject.maxLength
Set the maxLength property:
passwordObject.maxLength=integer
Property Values
| Value | Description |
|---|---|
| integer | Specifies the maximum number of characters allowed in the password field |
Technical Details
| Return Value: | A Number, representing the maximum number of characters allowed in the password field |
|---|
More Examples
Example
Set the maximum number of characters allowed in a password field:
document.getElementById("myPsw").maxLength = "10";
Try it Yourself »
Related Pages
HTML reference: HTML <input> maxlength attribute
< Input Password Object