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发表于 2012-11-13 08:48:12
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1判断语句
4 W3 B* M: q" T. w* u- B if <condition> then
8 f! A' @* M# }: i) A <statement sequence1>;
* `0 _$ d, E& l( j+ {2 `& _ elseif <condition> then
3 \. j9 z, T7 E; w- j2 e0 p <statement sequence2>;
# V0 p: u. U9 x( O4 Z! k) X: W; b else
) P- |1 Q0 d$ q, K# i2 P; z <statement sequence3>;
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如果分支比较多，用：- U5 P8 w: X7 U( q w
inspect <expression>+ E% z9 I$ d! t7 \- t+ }" m: R
when <constant_list> then
0 H- k9 n! j" j6 ? <statement sequence1>;
" x3 ?$ S" u& \' u v: p* |$ f0 M when <constant_list> then
8 W6 ~: Z7 U8 Z7 G3 h x' @ <statement sequence2>;
8 m( u6 M; m: n5 m ...
0 t: d/ g& ?* ?# |4 S& J else
) Q7 c* m: b( M W8 _4 V8 D <statement sequence3>;6 w. n+ S q8 c9 t) i
end;* I1 j7 S; v+ z0 k, q! G" S
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2循环语句
# s5 [9 Q( P) V# c$ k (1) from <statement sequence1>
+ t0 i* ^- B; U0 X until <condition> loop
1 v7 N; [2 `5 ? <statement sequence2>;
- U. @) K; Y0 J! C4 x9 n# ^ end;, f9 I5 w$ z: y! ]# P0 v( N
(2) while <condition> loop) W8 r. E$ f+ s) |# L
<statement sequence1>;+ V8 B- ?% u1 @6 ]3 a" F
end;2 B+ A. f+ [+ ~: z$ e8 f0 z
(3) repeat ) X- w& o% |8 g8 ` Y( M. E
<statement sequence1>;6 q% {5 X! D, c5 w7 [7 `
until <condition>;! s* c7 h9 ?) R6 s) K) Y
(4) for <condition> to <condition> loop0 ]2 s8 U! H1 \" u* l
<statement sequence1>;
% p- U6 k2 B+ g' V2 P N* _' A- M2 I next;
1 T/ q: F' G- ]/ i' M0 r* x- F3中断语句: z1 z6 E& S7 n
waituntil <condition> prio <integer expression>;+ o( d3 J+ c9 s* B, Q3 C ^ {
d* Z- E* n- U- g R5 X$ W" K" B& I$ s1 g# F* B
以上为常用的函数！2 P6 V" G3 h" f" r c- b- Q- C
还有很多，如有需要我把资料发到你邮箱里 % s# }/ Q8 F) z' D7 l' l
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