|
|
发表于 2012-11-13 08:48:12
|
显示全部楼层
1判断语句
! Q0 G: g+ `- ~7 Q+ @% }2 d% f if <condition> then- n& G' a# t: a0 K4 `6 h
<statement sequence1>;: B* _' Z- e" H; j% N# a
elseif <condition> then
8 d6 j: Q/ V9 ]6 K2 z+ H <statement sequence2>;8 r" j: J) x0 A% e' O8 a+ u) X$ |7 x
else 3 v2 \! Q3 v/ b, a- A
<statement sequence3>;+ {" p/ z9 N8 Y) p8 n
end;
% U7 c3 \' y4 t' G, D2 _如果分支比较多，用：/ J. G9 @, k# A* w
inspect <expression>; t$ b+ r$ k- F
when <constant_list> then! J$ p& A X B8 {$ H
<statement sequence1>;
9 l$ O8 p; N9 v. h/ U6 U when <constant_list> then/ u: Y$ o7 T) h7 `3 j" l3 H2 a
<statement sequence2>;
" J4 k, ^* T$ W7 m ...$ }1 u5 N7 C# J7 D2 l
else
K: k6 _8 C5 k$ M4 d <statement sequence3>;+ E% }# c$ p# C6 m, Q- V g
end;
! h" H, F k' G; i+ c' B$ Q |% \% Z3 A0 q/ ~& A% t; @: w
2循环语句* [! L2 v8 r: N& T9 w6 L
(1) from <statement sequence1>+ T8 v, ]7 ~: e7 ~7 ]
until <condition> loop) U5 [2 c- |; N9 q7 V6 M7 I
<statement sequence2>;+ Q5 W H: h- ]- O M
end;( r: V" L( j% a& Z# [& G& V7 |
(2) while <condition> loop
6 [$ c1 P" O: c; l <statement sequence1>;. L- T0 k9 w0 o( ?
end;3 V% z2 D# {1 s( G: k1 P8 G
(3) repeat
. ^$ h, c2 r/ {4 M <statement sequence1>;+ e4 o7 X" ^6 G. N2 T8 g
until <condition>;
7 ~4 w, ^) ^9 ^: N! Z Q3 p (4) for <condition> to <condition> loop/ D z3 a. G7 {1 c
<statement sequence1>;
) ]+ M. A3 F. [$ C, h" Q/ V next;
' t( H1 I$ X, o" V9 S+ R3中断语句
* D- Q; I3 g: y/ D Z0 _! s waituntil <condition> prio <integer expression>;; i6 t4 P, _( a$ ]9 k: E- M* v) }
+ |! U5 s; b% @/ e9 ]
. f$ z! k0 V6 _ ^. q
以上为常用的函数！
" v) g1 Y2 e1 |3 c1 I% t还有很多，如有需要我把资料发到你邮箱里
. H/ ^0 D6 i& ?& L L3 W! E8 o: A' y8 Z. p
; A5 A! r/ ]4 M, R$ ~0 O( r3 R8 K5 b, _6 }
" F6 b. i( ^3 R' J( \% F& A( c
- S3 l. S6 D% A( j5 R0 k+ V3 Q [0 n/ |
% w: H2 D( t0 s4 t. N- `: v
' F1 Z8 [* u( Q) Y# J5 g % p" c( G- }8 k2 D8 c
|
|
[复制链接]
