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发表于 2012-11-13 08:48:12
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1判断语句5 r2 o# `% J2 P$ ~
if <condition> then
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elseif <condition> then! z- Q8 Q" g* ^: a
<statement sequence2>;
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<statement sequence3>;
* B3 g& ~5 z) K7 ?2 @" Y) Q end;
a, f9 T% ]" `6 e9 @% ~/ e4 F如果分支比较多，用：' u5 U' T' [4 H7 A5 r4 b4 X0 l
inspect <expression>
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<statement sequence1>;2 N! m! v2 t- g. C, k
when <constant_list> then5 O' }7 k+ V. k! Z; V( h$ t
<statement sequence2>;7 T5 r3 e' N; F# b2 r& ~4 t
...! N4 U% E4 S3 I" E' j# l7 _
else
9 u+ k; W/ X0 _6 ^0 Y5 ? <statement sequence3>;# k" N& i8 u. @1 [8 z
end;) z" k& z3 q8 ^9 A
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2循环语句
0 X8 M$ |% F# d7 G9 i (1) from <statement sequence1>
3 m+ Y1 v+ ]% ^ until <condition> loop
4 z5 W; L# M- S <statement sequence2>;
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(2) while <condition> loop
) _/ m# u; V- o <statement sequence1>;
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(3) repeat , N# [4 W- ^, ^* n) n1 E+ v! K8 k. y
<statement sequence1>;
3 k- L6 s: u* V$ W* x5 p3 G1 q until <condition>;6 q H' k( g$ J' c
(4) for <condition> to <condition> loop8 C, [! V4 B3 Z' j+ L) Q, C
<statement sequence1>; x6 F2 K6 b" I: O+ y
next;
# H& v) v6 |% L+ q$ |! ?3中断语句
/ k! ?1 g. Z9 {: o, | waituntil <condition> prio <integer expression>;/ K, _' @! F) m& s( ?+ Y( W2 }: a9 t
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0 {. N; a# j5 Z1 W6 f以上为常用的函数！% d. U$ j2 C% _, c% S2 E7 q, T/ v
还有很多，如有需要我把资料发到你邮箱里
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