|String||A String that specifies the expression to display the values in the bar's histogram.|
The following screen show shows how the bar's value/effort is displayed in the control's histogram by default:
The following screen show shows how the formatted bar's value/effort is displayed in the control's histogram ( FormatHistogramValues property is "(value format `1`) + ` units`"):
The value keyword in the FormatHistogramValues property indicates the value to be formatted (ItemBar(exBarEffort)).
This property/method supports predefined constants and operators/functions as described here.