find_root_safe: Find Root or NULL
In decisionpatterns/cache: Intuitive and Comprehensive Cache

Find the root or return ‘NULL“ – used when you don’t know whether a root can be found.

1	find_root_safe(...)

## Not run: 
  find_root( has_dir("xdx") )      # ERROR!

## End(Not run)
  find_root_safe( has_dir("xdx") ) # NULL

decisionpatterns/cache documentation built on June 15, 2020, 9:35 p.m.

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