ArcGIS Pro 3.0 API Reference Guide
ArcGIS.Core.CIM Namespace / CIMMap Class / SnapToScales Property

SnapToScales Property
Gets or sets a value indicating whether to snap only to the map's list of named scales when zooming.
Syntax
public bool SnapToScales {get; set;}
Requirements

Target Platforms: Windows 11, Windows 10, Windows 8.1

ArcGIS Pro version: 2.7 or higher.
See Also