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发表于 2012-11-13 08:48:12
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1判断语句; X8 P9 F1 _5 K& b) N- G
if <condition> then
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elseif <condition> then* ]$ Z' f: A# _. [& A) w& i- n
<statement sequence2>;
" |% L- t& j& S else
+ I9 v4 F- r+ N- f <statement sequence3>;
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如果分支比较多，用：1 \6 j8 L8 ~$ ^* i+ I, w+ Z
inspect <expression>6 t a5 D; }! }5 o. \: p
when <constant_list> then
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" z% b6 u; d) n* q+ J: [4 b when <constant_list> then
% ~; T* N% r$ _4 l <statement sequence2>;
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else
8 L6 P& ^" o8 P% p9 u/ c <statement sequence3>;
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(1) from <statement sequence1># B, @" ?: Q6 k& U3 M
until <condition> loop7 V1 Q& K* W. N& p% H
<statement sequence2>;# ~# I6 }6 |! [) F7 }
end;0 G {/ g- W0 O- z# K. S. a9 g3 ~
(2) while <condition> loop
( O L0 d& Q$ }% M+ `; p <statement sequence1>;4 q V* L i; z7 A
end;: M' ^; j4 L- t
(3) repeat
( }; Q% E6 R% }8 v2 r/ x. O3 D <statement sequence1>;
! o/ S; I6 H" w+ b* B @9 H: p5 _ until <condition>;
2 K) g$ ]1 ~" r7 A( p3 D" W (4) for <condition> to <condition> loop
$ M0 g. _4 U+ I. U( ~- ?: w <statement sequence1>;
: m% e8 o3 ]8 W+ L next;) |5 y: ~2 ?, W2 M9 ?
3中断语句# C8 W$ ]! o# d1 N: V% Q
waituntil <condition> prio <integer expression>;6 _. F9 S$ M- ?$ ?
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2 W5 s; t P# X9 x7 Y以上为常用的函数！
# ^" v; \/ N0 {- j& t还有很多，如有需要我把资料发到你邮箱里
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