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发表于 2012-11-13 08:48:12
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1判断语句) o6 `! l1 o' Q7 ]! E8 v2 V- }% c
if <condition> then" t2 S8 o: z f7 N4 v2 N& a" N8 X
<statement sequence1>;9 e- o" F# w- L2 M" p
elseif <condition> then
- y& d- u% D/ k& @ <statement sequence2>;
E( A, I/ B* Y3 u& K9 R6 K else
0 v' k1 k! z4 [5 g6 e# b7 {8 W <statement sequence3>;
- t# `0 l" e' r/ J+ E1 A$ \, } end;0 f7 Q7 w) v: k2 D# |. x% J
如果分支比较多，用：6 t: U0 ?* B* E: e) t
inspect <expression>
2 e. ]$ O, m/ _# G5 \ when <constant_list> then
w0 t& d2 b* v+ O& ~9 @5 [ <statement sequence1>;
; ^6 S( k- c' W when <constant_list> then
8 Y4 i' f. Z0 T6 f <statement sequence2>;% ^! ]' Y$ k4 S% p8 N8 a6 i6 r
...
2 K5 N9 R- h: P) I5 P else; F% y; E$ C( O. B, Q5 U* y# ]% d
<statement sequence3>;
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4 c: N d d9 Y) q# M2循环语句/ E0 l0 H* ^ x2 r# `
(1) from <statement sequence1>* f$ i' _/ E$ h* o
until <condition> loop! Q9 i/ t' ^: v6 \ a- V
<statement sequence2>;
! {6 d/ Y) Q* p; U( \; A1 S/ n! T end;
: p# F5 h8 C2 F: R+ l (2) while <condition> loop0 V/ w- c. E$ t0 ?( E
<statement sequence1>;
3 E, _; H5 X+ Q4 Z% F4 U7 K end;
1 c3 |- k! `7 C, w$ c2 t (3) repeat
4 ]2 r3 a8 S! ]- J7 Q6 N <statement sequence1>;
+ q' L, H. K* Q+ d8 I% M8 g until <condition>;
2 x$ B4 d+ x1 [* w$ u0 Y3 i! e (4) for <condition> to <condition> loop
P: F7 ~* }* ] q' t5 n, e0 ]) u <statement sequence1>;
! J+ M$ X9 K9 G- h1 q& l! ~- [ next;
7 X5 J) C/ y) W9 _# I0 W- t3中断语句/ k: t: x' Q( k! Z
waituntil <condition> prio <integer expression>;" e. G0 Y ~0 [$ V! e0 _+ V% d
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以上为常用的函数！
. T! x, |6 m" [6 t$ i; s" s7 p q还有很多，如有需要我把资料发到你邮箱里
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