Help / Release / J 5.03 / ;@:{ Improved
< Help
Jump to navigation
Jump to search
>> << Pri JfC LJ Phr Dic Voc !: Rel NuVoc wd Help Release
|
;@:{ Improved |
initial writing: 2003-12-03 |
The dyads ;@:{ and [: ; { are now supported by special code. The following benchmarks demonstrate the improvement.
x=: ;:'fourscore and ten years ago our fathers brought forth on this continent'
i=: ?1e6$#x
(;i{x) -: i ;@:{ x
1
ts=: 6!:2 , 7!:2@]
ts ';i{x'
0.286051 1.67779e7
ts 'i ;@:{ x'
0.107211 8.38944e6