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发表于 2012-11-13 08:48:12
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1判断语句
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<statement sequence1>;( S5 D' y. ~2 P, W
elseif <condition> then
. `3 T1 M9 c9 ~! Z <statement sequence2>;
$ M2 Q, B: q9 ` else
D8 _ j# F* R( D) l3 h! W4 D0 e <statement sequence3>;
' K+ R2 M/ t' Z8 M8 ]% K end;9 `6 G) t- W1 K$ G
如果分支比较多，用：2 Z6 x+ \' a8 i# h
inspect <expression>
5 X+ e3 }; r6 v% e1 W when <constant_list> then
6 M0 X/ l; I% b4 F5 T( J <statement sequence1>;
* { q9 Y: I! T8 \ when <constant_list> then8 @/ e4 E, n9 l" j8 H9 F
<statement sequence2>;
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else
8 I! M- Y2 y4 S/ o" S; e" ` <statement sequence3>;
1 y! p( \4 J! eend;* O P, ]1 Y9 R8 R0 z
: ?. E8 D( S3 `1 z5 t$ a" ^% `2循环语句
2 _& d. O; Q" \+ W- k% N (1) from <statement sequence1> X* |3 b; |) M) ]5 t$ S+ n
until <condition> loop) w/ | f( E: Y) s8 y/ u6 X# @2 G
<statement sequence2>;; B# [* G9 l' Z# \
end;5 t r( m" Q2 p2 k6 u
(2) while <condition> loop
0 F# ^. H7 Q; T. ^ <statement sequence1>;
Y1 }5 T; R. U, P2 g6 I2 S end;
~; L7 q3 V* ]4 j; {; H. j j/ P" ~& b (3) repeat % m) O4 X- |8 r, T/ \0 c
<statement sequence1>;
, f" h. {/ i( x3 s3 {6 @ until <condition>;
# N. N9 ~7 ^7 Z r' V$ a. V. T (4) for <condition> to <condition> loop
0 x1 E. K- o) X3 R/ f; d <statement sequence1>;9 K0 Y1 ?6 [ r/ R% V! d1 }
next;
T# [( w' o- f( g& F1 s- e. @/ b3中断语句
: H: P- X4 q* X waituntil <condition> prio <integer expression>;
. @+ K/ O, ?$ [" a% `' t p6 N$ g$ O% w+ I8 {! u
& a6 k( R/ s9 m- _; h. ?以上为常用的函数！; |! u E* \* c
还有很多，如有需要我把资料发到你邮箱里
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