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发表于 2012-11-13 08:48:12
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1判断语句
9 p6 x, e2 v" e' L if <condition> then/ I. c+ }! c, Q: t; b3 p7 e# W
<statement sequence1>;
" w, P& ]- C8 B7 k* v6 n elseif <condition> then
2 w, ^* l( s. [2 W9 C* `! { <statement sequence2>;
5 t4 q) @# V& z( b7 D% W$ y else , C0 d, i8 [. V: J* q# y
<statement sequence3>;
8 U3 _$ p& S/ U. U end;$ A! U2 I0 [* x) v, K. d# o
如果分支比较多，用：- p, h! A; z9 S$ j7 e/ g
inspect <expression>0 X# y) L; @/ n; I
when <constant_list> then t" H4 n7 S3 `0 l$ l$ z' X
<statement sequence1>;
* M I/ X# D5 p: @- P( f when <constant_list> then z) k* s1 \) a9 E) E3 R1 F/ U
<statement sequence2>;2 f7 a( {1 B9 u/ ]
...1 W3 B+ f. l' p7 J/ T! _
else% V* W+ M3 M; F* J e% U5 w
<statement sequence3>;
4 f R8 i" D4 W& T/ W/ k5 Gend;
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- ~% H" e3 Z: k! E1 a2循环语句
7 k6 w4 [4 q+ X6 i0 l (1) from <statement sequence1>( w7 G5 L7 z) b2 A8 K: O+ H- m
until <condition> loop5 q: q5 R- k8 i: G' I m; }
<statement sequence2>;9 g- i5 H/ W" @0 q
end;4 e/ X! Y9 P0 j
(2) while <condition> loop, m k) I( b$ l! ?1 V' K
<statement sequence1>;
/ A: \3 Y8 N2 m3 v end;, c& l) O# G; {8 J
(3) repeat a1 e) |7 Q9 Z9 c Y4 M9 m
<statement sequence1>;2 w: X. n! }$ _, f, c
until <condition>;' j( N! i6 \7 c5 c+ | M" j% {
(4) for <condition> to <condition> loop
+ X7 P' c7 K/ ]9 h- o0 J0 Q <statement sequence1>;4 h' S* ?5 E9 i
next;
/ u+ \1 w# ]3 B& s4 K) ]7 N0 ^3中断语句! H% J; }4 w& v
waituntil <condition> prio <integer expression>;4 [. x [( s6 Z# M' Y. n6 A( U
5 ]3 ~" C$ I7 g4 D0 w9 f$ E
# V4 H) j9 @0 x) W以上为常用的函数！
0 _$ L! t# b$ |' i' }% s9 f, b& u还有很多，如有需要我把资料发到你邮箱里 0 e2 f" n R( n; F
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