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发表于 2012-11-13 08:48:12
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1判断语句2 C% K/ y: W0 i, b$ y* E- S
if <condition> then
0 `7 ?8 Q0 c* l# h* V9 g <statement sequence1>;
/ Y3 ~4 x1 v) ^ elseif <condition> then6 v1 A% J! G: x& ~$ G9 `
<statement sequence2>;1 K, \4 |) X3 _) a! n$ O
else
3 N7 _; }: Y) L <statement sequence3>;
. `7 w5 d/ y: t& Y, G2 B8 {( l end;! O3 a, P3 p" D1 z' r2 ~
如果分支比较多，用：5 A( p& d9 n) w3 {% `/ e( x* |
inspect <expression>
+ [( Y C; p8 n8 ]' S when <constant_list> then
# \; q' _, [) t- q0 b <statement sequence1>; V2 O4 x! E G+ c& F# G! S
when <constant_list> then
3 w. N8 \0 Q$ j <statement sequence2>;7 q# f5 E7 y6 P
... ?3 F- ~1 a* w# }
else
' p7 \! n7 q% |7 U! z9 J5 w <statement sequence3>;
* v4 f: m8 {$ \8 c! Jend;
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2循环语句
( V2 f# q" K, }; L (1) from <statement sequence1>
}* G( [- s. ~; Q until <condition> loop. s* B0 J( {4 e% C3 D# ~
<statement sequence2>;
9 P0 d& d* u% o& E$ r# k5 S# z end;
; J5 d# N2 e( C6 P- p% Q' | (2) while <condition> loop+ E6 a2 B) P; u5 }6 b1 \. G+ z+ ~
<statement sequence1>;
8 l2 _6 I2 t. \& d) d end;; e R/ V' I/ J: ~/ m
(3) repeat
& y/ _" y2 w6 g2 D6 n <statement sequence1>;
' c& h: N$ t3 `$ P! d6 k: J3 j6 B until <condition>;
/ a) ~9 _6 e* e3 J- I (4) for <condition> to <condition> loop0 W2 f5 B2 S- V1 ?
<statement sequence1>;
2 G* B6 _4 E. C: M' }: K; F6 U next;4 _7 H* S; P. g3 K
3中断语句( o) M D5 M b* L! S
waituntil <condition> prio <integer expression>;- C3 j6 c/ s( G7 s3 i
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以上为常用的函数！
# F% {/ b+ l, U7 d. c1 N还有很多，如有需要我把资料发到你邮箱里
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