Use the Column Visibility dialog box to show or hide the selected column when the report is first run or to use another report item to toggle the visibility of the column.
Select an option to indicate how the report item is initially displayed in the report.
Choose this option to show the report item.
Choose this option to hide the report item.
Choose this option to vary the initial visibility using an expression.
Type an expression that evaluates to a Boolean value of True to hide the item and False to show the item. Click the Expression (fx) button to edit the expression.
Choose this option to display a toggle image that enables the user to show or hide this report item in an HTML report viewer.
Type or select the name of a text box in the report in which to display a toggle image; for example, Textbox1. The text box that you choose must be in the current or containing scope for this report item. For example, to toggle visibility of rows associated with a child group, select a text box in a row associated with the parent group. To toggle visibility of a chart, select a text box that is in the same containing scope as the chart; for example, the report body or a rectangle.
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