| Attributes |
| Name | Required | Request-time | Type | Description |
| var | false | false | java.lang.String | Name of the exported scoped variable to hold the value specified in the action. The type of the scoped variable is whatever type the value expression evaluates to. |
| value | false | true | jakarta.el.ValueExpression
(must evaluate to java.lang.Object)
| Expression to be evaluated. |
| target | false | true | java.lang.String | Target object whose property will be set. Must evaluate to a JavaBeans object with setter property property, or to a java.util.Map object. |
| property | false | true | java.lang.String | Name of the property to be set in the target object. |
| scope | false | false | java.lang.String | Scope for var. |