ArcGIS Pro 3.4 API Reference Guide
ArcGIS.Core.CIM Namespace / CIMSizeVisualVariable Class / Expression Property
Version

Expression Property (CIMSizeVisualVariable)
Gets or sets the expression.
Syntax
public string Expression {get; set;}
Remarks
This property is used for Python or VBScript expressions. Arcade expressions will use the ValueExpressionInfo property.
Requirements

Target Platforms: Windows 11, Windows 10

ArcGIS Pro version: 3 or higher.
See Also