Returns the version counter for a matrix property, which is incremented when the matrix is modified.
This is useful for cache invalidation.
Usage
matrix_version_counter(daf, rows_axis, columns_axis, name)
Arguments
- daf
A Daf object
- rows_axis
Name of the rows axis
- columns_axis
Name of the columns axis
- name
Name of the matrix property
Value
An integer version counter
Details
The version counter is incremented whenever the matrix data is modified.
This can be used to detect changes and invalidate caches.