Core syntax cookbook

Binding directions

Compare element-to-scope, scope-to-element, and two-way bindings on common form controls.

:< + :> + :=

vsn-bind — two-way

vsn-bind:from — scope to element Name

vsn-bind:to — element to scope Seeded from this text Captured value: —

Checkbox with two-way binding Not subscribed Select with two-way binding

Current summary: Ada / viewer

Explicit directions are useful when markup should be one-way. The unqualified form chooses a two-way form binding here.