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发表于 2012-11-13 08:48:12
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1判断语句' E8 Z7 E1 j! D7 p! K4 S
if <condition> then
7 s% z; R+ C! i1 E0 z <statement sequence1>;1 n, h( }" } x: y2 m
elseif <condition> then/ x- X& W% Q5 m' o, N
<statement sequence2>;
0 Q# p3 H: @3 U5 E8 o7 b) B else
' S3 j6 B' m" ]0 m N K I <statement sequence3>;
% t ?$ S% ^! {9 k' s end;8 _# |# Z1 p$ \) p$ a8 `
如果分支比较多，用：. K; u6 e3 S7 S* n
inspect <expression>* ^: N" w8 Q- q
when <constant_list> then
" m A% O/ @2 ^) p' N <statement sequence1>;
- K, X# q+ f( ~9 n7 p0 e9 e when <constant_list> then( C* C- e$ ?0 f- Z9 y
<statement sequence2>;7 c, M9 `$ B I" f3 Y
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else0 U$ |0 b! ~4 z; ]* ~
<statement sequence3>;
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2循环语句
1 o8 f9 a5 m6 c (1) from <statement sequence1>
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2 R- B+ |7 V* m' d4 B <statement sequence2>;9 @! k1 `* }' O, W
end;8 D8 Q/ @* h2 Y5 l' B9 ?
(2) while <condition> loop
( |" h+ \1 ?. N& ~ <statement sequence1>;/ h z6 b+ {) v8 _/ v$ N. h
end;
+ y) v0 I' K4 { (3) repeat
0 ]& h7 u8 I$ a& W/ _, l1 p+ q <statement sequence1>;
! D; X$ S9 ?4 O2 L/ r! V9 ?6 ?* I; [ until <condition>;
4 U! |2 Z o, L! v/ b& U: g) ? (4) for <condition> to <condition> loop
7 R7 y) D& d2 w) H: C% @- z <statement sequence1>;
# T0 {( o2 i! c( a4 y w next;
% k: S9 M; b: C W0 E3中断语句
3 C, G, ?. Q4 ] G waituntil <condition> prio <integer expression>;
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以上为常用的函数！ @1 \0 k2 Q. v& J. `7 `
还有很多，如有需要我把资料发到你邮箱里
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