Clear M Values

Function Description

This function is used to delete all M values of one or more selected line M objects. After deleting the M values, the M values of the line M objects will become -9999.

Function Entry

  • Edit Data tab -> Feature Editing group -> Route Edit -> Clear M Values.

Operation Instructions

  1. Add the route data to the map window, set the layer to editable state, and select one or more line M objects whose M values need to be deleted.
  2. In the Edit Data tab, click the Clear M Values button in the Route Edit drop-down menu to delete all M values of the line M objects.
  3. When viewing the route object properties at this time, you can find that the M values have been updated to -9999.

Related Topics

Overview of Calibrating the Route

Calibrate the Route