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发表于 2012-11-13 08:48:12
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显示全部楼层
1判断语句
2 x9 u6 S5 e( ~& r( i if <condition> then
" G1 r5 A1 X8 {4 O! L <statement sequence1>;
$ \/ T* F3 S& r* \7 ?! } elseif <condition> then
* _2 i6 Z ]2 ]1 u <statement sequence2>;
. _; s- p0 ]7 _3 a else ' S. L! N1 @6 `% q; }7 K* R7 K
<statement sequence3>;
$ Z; ^+ R; u1 V& p2 { end;
4 @. b. W; L& J! ^. ?3 J* d7 b) F如果分支比较多，用：& t" p+ m$ T% h) R
inspect <expression>3 p/ Q" I: }- e. E- Z% d
when <constant_list> then" L5 W$ V8 a5 i" R4 e9 T3 r
<statement sequence1>;
$ R6 E% ]- g! o$ S4 ? when <constant_list> then
% `$ [6 ^/ l/ X# ^* G <statement sequence2>;! i! B. v9 O+ P4 j0 ^! ~7 x
...
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<statement sequence3>;
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2循环语句
4 o4 f4 W/ i& @2 w6 S (1) from <statement sequence1>: q" [7 E) m! |' k" N+ T6 R
until <condition> loop" k5 [8 @; s& K! O, `, H2 @
<statement sequence2>;) O3 n5 r! S: v
end;
( B" `! f# Z* U! L L) P (2) while <condition> loop5 d0 J1 b+ E1 Y5 n
<statement sequence1>;
; u. A( E( r) C& C0 {$ f4 j5 P end;" l! o9 o( _8 L- X J# `, U" |( |
(3) repeat ' H! i- }. Y3 I% z) C% n+ ?
<statement sequence1>;! g; n' S: K. D
until <condition>;
( B X. O! v- S (4) for <condition> to <condition> loop8 u6 h3 ]) h2 U) t$ O k a
<statement sequence1>;
- _* Q6 s9 V! c1 P7 w next;
, K% o n: ]: B3 \3 X3中断语句
" C- u$ ?1 f) F: n3 ? waituntil <condition> prio <integer expression>;. g1 y, E; R6 b: n C" B& v
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1 z: Y I7 @" s7 x( C& ]8 E/ P以上为常用的函数！9 `. j4 n% r. S2 U4 ]6 @
还有很多，如有需要我把资料发到你邮箱里 $ w$ K1 e1 t3 J+ J
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