4 ms·
Or with http://code.google.com/p/totallylazy/ http://code.google.com/p/totallylazy/ (ignoring imports): sequence(1,2,3,4).filter(even());
by shikyo 16y ago
Or with http://code.google.com/p/totallylazy/ http://code.google.com/p/totallylazy/ (ignoring imports):
sequence(1,2,3,4).filter(even());