Documentation for method changed

Documentation for method changed, assembled from the following types:

class IO::Path

From IO::Path

(IO::Path) method changed

Returns an Instant object indicating the file or directory was last changed.

say "path/to/file".IO.changed;           # Instant:1424089165 
say "path/to/file".IO.changed.DateTime;  # 2015-02-16T12:18:50Z 

class IO::Special

From IO::Special

(IO::Special) method changed

method changed(IO::Special:D: --> Instant)

The last changed time always returns an Instant type object.