Help / Release / J 5.03 / i. Improved

From J Wiki
Jump to navigation Jump to search

>> << Pri JfC LJ Phr Dic Voc !: Rel NuVoc wd Help Release

i. Improved

initial writing: 2004-01-13
last updated: 2004-01-26

The dyad i. and the related family of facilities are now faster and leaner.

 dyad  i.    Index Of
 dyad  i:    Index Of Last
 dyad   -.    Less
 monad  ~.    Nub
 monad  ~:    Nub Sieve
 dyad   e.    Member
 monad  I.@~: Nub Indices

The improvements to i. and i: themselves are minor (under 15% in time). Improvements to other members of the family are more substantial; benchmarks demonstrating that are available by following the links above.

>> << Pri JfC LJ Phr Dic Voc !: Rel NuVoc wd Help Release