var i:real
" F2 t4 G8 w! D6 r9 Ji:=z_uniform(1,0,1)+ {7 M" Q7 r! V) a; X6 o
@.createattr("type","string")- Z$ {; }/ e2 d- S
if i<0.2$ Q4 ?1 ?! A9 c0 `* z( l) R; M
@.type:="red"6 a3 e* C( B6 V
PartRecord["Number",1]+=1# P } M f8 U9 y2 G( x1 @
elseif i<=0.5 and i>=0.2
' w2 Z0 C+ G% }: j) S, E2 O J8 M @.type:="green". h+ S0 H: a# [2 v4 u) I3 H
PartRecord["Number",2]+=1
) G. n; v: X/ ?% i- Felse
7 Q0 Y. d, _8 s/ s' f& e @.type:="blue"" M6 P) I; Z' B, _
PartRecord["Number",3]+=12 U7 @+ a1 v- S4 s* G3 u; c
end( J$ ]$ v: n5 n. k( }. _" e8 ^
d" J7 s& k* d [8 T f) |& |deleteMovables
$ z$ ^/ m7 @2 ^3 \, N' `' oPartRecord.delete({2,1}..{2,3})
# k9 ?0 c' K. O: P1 }这是对的 |