Dynamic Link

Function: a!dynamicLink()

Defines a link that triggers updates to one or more variables. Links can be used in charts, grids, hierarchy browsers, images, link fields, milestones, pickers, and rich text.

See also: Link, Read-Only Grid, Images


Name Keyword Type Description
Label label Text Text displayed as the link name the user clicks on.
Value value Any Type The value that is saved when the user clicks the link.
Save Value To saveInto Save Array One or more variables that are updated with the link's value when the user clicks it. Use a!save(target, value) to save a modified or alternative value to a variable.
Visibility showWhen Boolean Determines whether the component is displayed on the interface. When set to false, the component is hidden and is not evaluated. Default: true.


  • To display a single link or array of links, use inside the Link Field component. To display a link in a grid, use inside a Grid Text Column. To add a link to an image, use inside a document or web image. To add a link to a chart series, use inside the a!chartSeries() function. To add a link to an image, use inside a document, user, or web image.


Copy and paste an example into the INTERFACE DEFINITION in EXPRESSION MODE to see it displayed.

Dynamic Link that Saves into a Local Variable

    label: "Link Field",
    instructions: if(isnull(local!priority), null, "local!priority is " & local!priority),
    links: {
        label: "Set priority to high",
        value: "High",
        saveInto: local!priority

The following patterns include usage of the Dynamic Link.

  • Add Validations to an Inline Editable Grid (Validation, Grids, Looping): Allows the user to change data directly in a grid, and validate a various entries.

  • Add, Edit, and Remove Data in an Inline Editable Grid (Grids, Looping): Allow the user to change data directly in an inline editable grid.

  • Add, Remove, and Move Group Members Browser (Hierarchical Data, Group Management): Display the membership tree for a given group and provide users with the ability to add, remove, and move user members from a single interface.

  • Aggregate Data from a Data Store Entity and Conditionally Display in a Chart or Grid (Reports, Charts, Query Data, Grids): Aggregate data from a data store entity, specifically the total number of employees in each department, to display in a pie chart.

  • Alert Banner Patterns (Choice Components): The alert banners pattern is good for creating a visual cue of different types of alerts about information on a page.

  • Breadcrumbs Pattern (Formatting): The breadcrumbs pattern is a good example of breadcrumb-style navigation.

  • Cards as Buttons Pattern (Choice Components, Formatting, Conditional Display): The cards as buttons pattern is a great way to prominently display a select few choices.

  • Cards as List Items Patterns (Choice Components, Images): The cards as list items pattern is good for creating visually rich interfaces using a combination of cards and billboards to show lists of like items.

  • Configure a Chart Drilldown to a Grid (Charts, Grids, Query Data): Display a pie chart with aggregate data from a data store entity that the user can interact with to display related grid data.

  • Configure a Chart to Grid Toggle (Charts, Grids): Display a column chart with a toggle to display an alternate grid view of the data.

  • Configure an Array Picker with a Show All Option (Pickers): Allow users to choose from a long text array using an autocompleting picker, but also allow them to see the entire choice set using a dropdown.

  • Drilldown Pattern (Grids): The drilldown pattern allows users to select an item from a grid to see more details in place of the grid.

  • Drilldown Report Pattern (Grids, Charts, Reports): The drilldown report pattern consists of a bar chart and column chart, which each drill down into a grid.

  • Expand/Collapse Rows in a Tree Grid (Hierarchical Data, Grids): Create a grid that shows hierarchical data and allows users to dynamically expand and collapse rows within the grid.

  • Filter the Data in a Grid (Grids, Filtering): Filter the data in a read-only grid using a dropdown. When the user selects a value to filter by, update the grid to show the result.

  • Filter the Data in a Grid Using a Chart (Charts, Grids, Filtering): Display an interactive pie chart with selectable sections so that a user may filter the results in a grid.

  • Icon Navigation Pattern (Conditional Display, Formatting): The icon navigation pattern displays a vertical navigation pane where users can click on an icon to view its associated interface.

  • Milestone Bar Pattern (Looping): Use the milestone bar pattern to guide users through sequential steps to complete a task and show the user their progress as they move through the steps. This pattern can be used to either break up longer forms into more manageable sections or combine smaller forms into a more streamlined process.

  • Navigation Pattern (Looping): Use the navigation pattern as a way to structure a group of pages with icon and text based left navigation. When an icon and text are selected, the corresponding page is displayed.

  • Set a Numeric Rating Using Rich Text Icons (Conditional Display): Save a numeric score using a set of clickable rich text icons.

  • Track Adds and Deletes in Inline Editable Grid (Grids): In an inline editable grid, track the employees that are added for further processing in the next process steps.

  • Trend-Over-Time Report (Charts, Reports): This report provides an attractive, interactive design for exploring different series of data over time.

  • Update an Entity-Backed Record from its Summary View (Records, Smart Services): Enable users to make quick changes to a record by updating it right from a record view.

  • Use Links in a Grid to Show More Details and Edit Data (Grids): Allow end users to click a link in a read-only grid to view the details for the row, and make changes to the data. The data available for editing may include more fields than are displayed in the grid.

  • Use Links in a Grid to Show More Details and Edit Data in External System (Grids, Web Services): Allow end users to click a link in a read-only grid to view the details for the row, and make changes to the data.

  • User List Pattern (Looping): The user list pattern retrieves all the users in a specified group and displays them in a single column.

  • Year-Over-Year Report (Charts, Reports, Formatting): This is a feature-rich, interactive report for sales and profits by products over select periods of time.

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