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发表于 2012-11-13 08:48:12
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1判断语句& f/ l3 c o5 \9 q2 W3 z
if <condition> then
+ \% R m. q/ B4 Z3 p <statement sequence1>;- C8 i7 L5 ^' d5 `0 a$ j
elseif <condition> then& C8 c/ N0 L# b2 w' a* D! Q; E* ^- Y
<statement sequence2>;
3 O% y' P |+ ?- [3 ]; j! R: S- X$ x else
' v ^$ _! [0 i, R: q3 I <statement sequence3>;6 b/ v, E% k0 k, a0 a
end;
% u7 n$ S3 U% Q" I8 S% C& \: p如果分支比较多，用：7 N; Z v! A7 Z& n3 J' h
inspect <expression>: {! [/ k8 L; M1 g
when <constant_list> then6 u0 S7 Z) |$ D, `8 g" a4 y
<statement sequence1>;
$ W" K# Z" J) T when <constant_list> then3 [* f0 C8 L4 G) t, |7 I
<statement sequence2>;
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else
; e4 {7 F' s8 {# k+ ` <statement sequence3>;
* i5 Q$ ]# O+ B" X1 F3 n9 P+ gend;
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2循环语句
$ P& z9 t* J4 E. C$ Z9 r9 g; a (1) from <statement sequence1>
1 U- z {; Q; Y7 P# f4 w until <condition> loop
- M% \3 j* g5 O) X <statement sequence2>;
( }7 k$ v0 F8 W3 _+ A- n end;
3 [ l1 L7 @- }- c" k2 K7 o5 e (2) while <condition> loop* X2 ]8 f; V4 j4 f
<statement sequence1>;2 J! ~" D5 b) {2 _
end;1 p# I: z6 p2 R4 L7 g: F* S5 L; W
(3) repeat
2 A0 ?3 A6 l5 B9 ` <statement sequence1>;( a) \3 m" ?: `( Y. v
until <condition>;
0 q9 n! r5 v; T; i (4) for <condition> to <condition> loop
8 r( D9 B Y3 ]' @2 n4 X <statement sequence1>;
7 f& L- J! C: Z9 w! _ next; m( c2 s* w# Q8 H
3中断语句
/ _- Z/ V3 D. B* J- v waituntil <condition> prio <integer expression>;) r: S; X# D0 ?' P k1 e
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2 u4 H& ~( Y6 V7 O- A以上为常用的函数！
+ G4 e+ I3 K8 U+ @% l( ?( E1 D还有很多，如有需要我把资料发到你邮箱里 8 f! V& b; L: d# `7 l) I% V: J
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