Will System.currentTimeMillis always return a value >= previous calls?

Question

https://docs.oracle.com/javase/6/docs/api/java/lang/System.html#currentTimeMillis() says:

Returns the current time in milliseconds. Note that while th

Answer 1

@Mark Rushakoff is right; nanoTime() might be slightly more reliable.

Addendum: note these caveats, cited by @Steven Schlansker.