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发表于 2012-11-13 08:48:12
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1判断语句
! N, m* Z: F/ m if <condition> then
( U, i. y$ x" `$ d6 @ <statement sequence1>;
3 d1 o2 F% [2 p# R, H) M5 f( H9 m' @ elseif <condition> then+ w9 U: ?8 s0 u8 V
<statement sequence2>;
/ P2 q* N1 v" T0 `: V. X9 p( \ else
$ U8 i0 b3 e! v <statement sequence3>;
; \3 ]$ }# X; v, p5 ^ end;
4 F8 b0 _$ o: A( [如果分支比较多，用：% z0 n2 u3 V( E; s& p* Y' a7 C5 g
inspect <expression>
$ k9 L$ h. _) b: D3 U; C( b9 ^5 n when <constant_list> then. I- D) T! {* I% y; k/ T! U+ J' Z
<statement sequence1>;
3 L* e5 T# ~9 A8 ]; l6 b when <constant_list> then
; k* e6 f! Q. |# S& d <statement sequence2>;
4 @1 l9 }, h* R% w1 S ...
# ~$ ]/ l {9 @2 [ else
7 ~! S; K! ]- a, J$ W. ]. p; O <statement sequence3>;
+ A. G- T7 @& E/ D# _- d: ?& oend;
! \" D- ~& T2 ?7 f: s# V" Y, ?! S8 Y, p/ x& ^. h4 G
2循环语句/ u5 w, Q2 y* K h$ N' P
(1) from <statement sequence1>
- A8 }+ y0 Y4 Q9 { ^ until <condition> loop' c! Y, i1 q. X. H; }& b
<statement sequence2>;
, q4 y1 A6 Q5 R0 r R end;4 N( m L9 M4 G7 I; b* R1 Y
(2) while <condition> loop
) [# [* {* |! Y+ [, M) W <statement sequence1>;+ Y5 M2 p" |7 l# X7 q0 {+ e
end;" C( q9 |' C/ Y' y+ C
(3) repeat
) N" R, K0 T* ~1 z8 W <statement sequence1>;
" ]+ a6 J4 J+ z+ ?3 e! X5 d9 c2 x0 r until <condition>; B d7 E7 X, i+ r/ ^/ S7 c
(4) for <condition> to <condition> loop+ f- ]5 p+ H+ q) o( F! J8 J( A
<statement sequence1>;
% b9 c7 M$ A, W$ ?: ]1 { next;/ F* }& w. y: |3 C
3中断语句
1 k- y1 f+ _, m, c# u. f: e9 \: @ waituntil <condition> prio <integer expression>;
7 J" K. a6 b3 D
* @! D" @$ M3 Y* u9 F2 b! l% {
以上为常用的函数！
6 Y+ L" z6 y# ^ l" E4 B: |3 E还有很多，如有需要我把资料发到你邮箱里
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