Ext is the tail of the filename, rightward of the rightmost '.' separator e.g. path "foo.bar" has ext "bar". Note that patterns of adjacent separators are treated specially; for example, ".." will wind up with no ext at all.
See Implementation
Ext is the tail of the filename, rightward of the rightmost '.' separator e.g. path "foo.bar" has ext "bar". Note that patterns of adjacent separators are treated specially; for example, ".." will wind up with no ext at all.