Provides functionality for input elements can be required to have a value.
|required||Sets or gets whether an input element is required to have a value.|
Sets or gets whether an input element is required to have a value.
required property to
true causes the element to be invalid if it doesn't contain a value.
Setting it to false allows the element to be valid even if it doesn't contain a value. The validity of the element can be checked using its
Getting the value of the
required property returns whether the element is required.
You can also set an input element to be required by using the element's Settings pane in the Editor.
Set an element to be required
Get whether an element is required