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发表于 2012-11-13 08:48:12
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1判断语句
8 `6 a' f$ J$ G$ P3 e; x if <condition> then
% P9 A' F0 {1 [# I% q+ `" U2 ^ <statement sequence1>;+ x: f# M" F0 B
elseif <condition> then) e- w/ h9 P+ v% j% f$ U; w
<statement sequence2>;
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<statement sequence3>;
9 q8 W7 E% I! F! L) j8 P2 ^6 T: b end;, L1 x- K/ H+ e3 b; K. l
如果分支比较多，用：7 y }- r3 @' x( I' {/ m
inspect <expression>+ }$ g- E5 r8 ^3 i9 T
when <constant_list> then' X z! I7 b- f: f2 d/ P
<statement sequence1>;
) h7 T+ p) Q. f8 W0 r when <constant_list> then
C& S# R5 |2 W5 y1 H <statement sequence2>;
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else" F% i; d/ H2 _9 J) ]
<statement sequence3>;) C+ C- Q& B; j! T/ G, O
end;, U7 C* m6 T* r
8 u3 a3 ~, ?# N: N+ C- J6 q2 y2循环语句0 q4 r1 s5 L' G: a2 H$ b0 O$ m
(1) from <statement sequence1>
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<statement sequence2>;4 d4 q9 k. O, ^, F
end;
4 S' O# T. D3 M+ N# Q5 M) _. ^ (2) while <condition> loop
7 g* [& Z, y& i, P# r% F7 e <statement sequence1>;
s+ J" A8 S2 x. b* V) K* A; J end;
- Y( C/ Z: L& i0 `; J5 F2 c, ? (3) repeat
* v5 g! k$ P# [) ?8 w- I' }2 u <statement sequence1>;" x9 q/ ?) C G
until <condition>;+ d7 t; r# w3 f
(4) for <condition> to <condition> loop0 Z( u$ C& i# g
<statement sequence1>;5 P$ G0 |/ O- N2 E: L0 M
next;
; [2 D* U, z0 P5 }( S) Y; i3中断语句. J9 U1 v5 |# d3 r9 C- p- S
waituntil <condition> prio <integer expression>;( j* N3 j+ x- L
# c2 p* H1 c# e* x. ^
% `( ^1 \# b/ Y3 I以上为常用的函数！! V( o1 [$ z5 e* I/ w2 _2 G
还有很多，如有需要我把资料发到你邮箱里
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