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发表于 2012-11-13 08:48:12
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1判断语句
0 D* y9 J1 _ f# ~, ~3 t if <condition> then# R$ ~* ? b7 X, e, \9 U
<statement sequence1>;, G; k. I( ?: O6 ]5 f
elseif <condition> then# K G" D# `. C$ \$ c
<statement sequence2>;
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<statement sequence3>;
3 G1 c \, h' `8 u) [: s6 t end;
3 x( z8 i. P& U如果分支比较多，用：) Z1 `- Y% Y" j+ E0 L# W. I
inspect <expression>
" K* P; t ]0 {9 Q5 F. A" n4 m- [ when <constant_list> then6 L. i7 b2 A( o* R) Q9 C
<statement sequence1>;. \% R) F c* A$ k/ }& r% K
when <constant_list> then7 D& K: C, v# f/ X2 r& m
<statement sequence2>;
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else* @1 p- i z8 b9 q$ s( b3 W
<statement sequence3>; b* [" {7 Z6 X! d$ Z8 N6 u+ m0 Q6 G3 L
end;
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5 T/ ^: ^8 H" I5 t2循环语句
( u) o5 H' `% r3 f# O (1) from <statement sequence1>
8 G6 B+ E; O. h) x7 h) G" g until <condition> loop
7 K2 C1 p( {/ m2 M <statement sequence2>;4 |9 y5 e0 a4 u" O+ d
end;
5 P' p5 M3 l7 `) t. P- k9 Z (2) while <condition> loop
. h) U5 `7 D! W# C* ? <statement sequence1>;
; z- y% E& a0 p: n; p+ _% E end;' z" s2 |) b1 ^) x9 i; L; U5 F
(3) repeat
1 ]5 p# Z6 y8 {% n# I' d <statement sequence1>;
% a, H U% B6 r5 t$ Q" b7 o' z2 S# {) k until <condition>;7 t: g( V# p, I$ R& U
(4) for <condition> to <condition> loop4 V9 e g1 [# k6 A' T1 F6 i
<statement sequence1>;
2 E( O$ s' Q" F next;
; R# M/ ?' {4 X( M/ T* ]' `: p3中断语句: s; b8 m: e0 U% _1 X' o. o
waituntil <condition> prio <integer expression>;
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以上为常用的函数！
+ B6 F/ m/ l" `9 d/ z+ _9 x还有很多，如有需要我把资料发到你邮箱里
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