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发表于 2012-11-13 08:48:12
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1判断语句) g7 y, f5 K3 q) f
if <condition> then
P% R5 N) b K4 p, G <statement sequence1>;
6 V' f+ |& f8 K# B elseif <condition> then6 Y! k6 O( | r; R: M* q$ l5 l
<statement sequence2>;
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<statement sequence3>;+ C& P1 j- O' d, S* c6 `
end;; y; Y) g6 V1 W
如果分支比较多，用：% d7 l+ _; r5 [8 C3 o Z' D1 I5 T, u
inspect <expression>9 M2 r* [: ]1 x9 v: P8 X1 p
when <constant_list> then( G" V) M9 p/ h6 G+ I" G$ |" P
<statement sequence1>;3 C; B$ i6 V* u$ _
when <constant_list> then
# b2 l: x2 q$ w E* T3 J I, a: c <statement sequence2>;6 ^8 ^! C* @: ^7 ^! A
...6 Q# G4 v! T5 l$ G& }
else
5 B$ r o' [; _ <statement sequence3>;
4 C z: a1 Z4 O. A4 e$ `3 {end;
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2循环语句
( E% V4 B- J- { (1) from <statement sequence1>
5 r: B% W8 U7 j" P6 I0 a& o until <condition> loop
) X( j% r9 u9 o5 h) a' x3 b <statement sequence2>;8 C4 l- j' |9 _
end;
( F5 o+ a( d, ~- y7 L (2) while <condition> loop3 E7 {. [5 _/ F0 \+ l, i
<statement sequence1>;: T1 H3 k9 N) k3 Z
end;
2 f* }7 m0 e4 ?* Q+ W9 r (3) repeat % j( `" X3 r! i$ ?( V, G
<statement sequence1>;
9 r: {8 O7 L3 {* W" j4 _/ z O until <condition>;
3 f8 b8 W! A) \+ L1 l (4) for <condition> to <condition> loop! M4 X Z. ]: l1 r! h3 _: [
<statement sequence1>;# d/ d) y4 l- J; h P! J" h
next;
8 ?8 D. e! b2 N- E" W3 G3中断语句
! f U2 i0 C3 h8 }. {5 v waituntil <condition> prio <integer expression>;
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以上为常用的函数！2 ~. H6 `6 r2 P, Z+ d
还有很多，如有需要我把资料发到你邮箱里
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