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发表于 2012-11-13 08:48:12
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1判断语句% O: Y& |* N v8 n
if <condition> then
3 d. U8 {2 U2 x$ z; Y; Q <statement sequence1>;; [8 g1 @7 U, b/ X
elseif <condition> then
( t% @* E, T/ g <statement sequence2>;3 x; D5 u n$ Q
else ( G; Z7 z7 S! [' O1 E: K! h8 q
<statement sequence3>;8 r/ z( @" g2 E( M1 Q3 J
end;
* c8 O9 K, G4 X$ l3 S; I如果分支比较多，用：( y9 t8 m; ?2 C2 I4 ]$ P
inspect <expression>: Y$ M h, Z5 C+ F$ l
when <constant_list> then
8 D7 q8 h! B# q- W$ @ <statement sequence1>;
1 r; e( b2 l# M: }# K when <constant_list> then
, X p5 f' K# T6 [8 R: T <statement sequence2>;& d9 u+ M2 H4 H, ?6 a3 f5 z
...
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<statement sequence3>;
9 i1 O* i( W: Wend;
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! e4 j% e5 G9 k8 v+ C2循环语句! j1 @% u, `8 B
(1) from <statement sequence1>0 M+ c( a' @0 \6 F5 R
until <condition> loop# ?# C* K) s: x
<statement sequence2>;
2 S; @: `) ^ a6 ^ end;+ K: y' X3 s& V( l \
(2) while <condition> loop
) a* V) L, A, \6 j9 m <statement sequence1>;
& W. D+ Q. p0 E end;
5 z- }" f; I$ ~ U% |- P5 q+ o( C (3) repeat
% J: C; F1 Q: p; L; T3 C$ N+ K <statement sequence1>;" B% w A3 z' `; E# z
until <condition>; L1 E/ _ z5 u' c/ T
(4) for <condition> to <condition> loop+ ^1 m; t: q* }, g; P ^. I: f
<statement sequence1>;
2 f" i: U6 K/ { { next;2 n& k. v5 j. p$ I( D, J6 y0 o
3中断语句
" X o4 _7 F9 ]! P! Q" y waituntil <condition> prio <integer expression>;
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以上为常用的函数！) R5 M6 V- P; P" F: O4 s
还有很多，如有需要我把资料发到你邮箱里
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