apl>" <-APL2-------------------- sam198.txt ---------------------------->
apl>" <------------------- Selective Specification --------------------->
apl>v#1 2 3 4
apl>(2Yv)#100 200
apl>v
100 200 3 4
apl>a#(10 20 30) 'ab'
apl>(Ea)#I5
apl>a
1 2 3 4 5
apl>Ra
2
apl>(Ea)#'abcd'
apl>a
abcd abcd abcd abcd abcd
apl>Ra
2
apl>(Ea)#1
apl>a
1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1
apl>Ra
2
apl>(Ea)#I20
apl>a
1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20
apl>Ra
2
apl>(Ea)#'x'
apl>a
x x x x x x x x x x x x x x x x x x x x
apl>Ra
2
apl>)off