|
|
发表于 2012-11-13 08:48:12
|
显示全部楼层
1判断语句0 K( H" ^) l- O2 a) e: M4 \: a5 q5 y
if <condition> then5 Q7 A$ z1 w$ S" _7 i3 E
<statement sequence1>;4 p, b9 ?) u" H8 y* f' y" @1 e
elseif <condition> then2 ?$ c9 M+ q( u# V; g4 x- [
<statement sequence2>;" u: B" D4 A1 z/ @2 [: k. I7 B
else
$ |, V& z* I0 x1 f1 k) ]1 ]1 t' L <statement sequence3>;5 U8 N b! [- R; Z8 S7 G% \( a
end;7 A G2 F+ p+ j% R- a" T
如果分支比较多，用：' g' t& t: \) C2 [7 K ^! k
inspect <expression>, t7 n5 v# S* d. X
when <constant_list> then
; y8 g; z! O5 Q \ <statement sequence1>;$ w+ w$ U) B8 S8 O
when <constant_list> then
: p2 v( A. H& _/ M <statement sequence2>;
, J! c' d- [: \- T ...3 g3 i C3 z: R# d) F/ Z: \6 T3 A
else
* j/ s& n8 j# d- v' L( ^ <statement sequence3>;
: P; i: J5 T2 @end;1 A- V- X4 q1 d% v
3 d4 u; ~# D$ z! i& c! I: n2循环语句
+ s& }! Y2 g" O3 x8 J+ [ u! B (1) from <statement sequence1>
6 g* F7 z3 a, ~/ W( K% s until <condition> loop9 T" `8 ~2 W- `6 B4 g- r+ X
<statement sequence2>;
4 Y) i: z5 `* I) [4 V- n" O end;& S: [# q' A) M+ t5 ~4 @
(2) while <condition> loop
8 j: [ H+ J; H1 e: B- G <statement sequence1>;4 t1 q, f4 C _; X
end;
1 L" l+ h1 w# L& b (3) repeat 5 S# d2 b; g* B1 m
<statement sequence1>;
) D c/ Q1 O: V0 e+ _) t until <condition>;" H; p* s7 m( _7 G* t7 ~/ M- P
(4) for <condition> to <condition> loop
7 [! q+ f" ~0 T7 x5 _4 B- `& r <statement sequence1>;. r* N- B( m. J; v) o- b
next;' S. w7 t9 F% x$ N5 X' m
3中断语句) C- D( h& Y5 @9 k& n$ y
waituntil <condition> prio <integer expression>;
& w: K, M, T. N# d$ j
% h. D m- T9 M# l; J3 I2 [0 |; C* `3 e4 w! \0 k
以上为常用的函数！
- Q) D* S( ]" [( l还有很多，如有需要我把资料发到你邮箱里 8 F/ Z: [8 p$ Z2 Y
, D3 ^1 W/ _' Y- v
% J% d1 J* E+ r: Y9 {- s5 [$ I1 A2 \
5 @# D9 K$ M! q4 G" [0 U. e) U; f3 j) U( g, Z* V
0 K' V" v1 o ~4 T9 h$ j
- J% ^9 I# T# @% t4 e* _7 y$ m- o; a9 ?# n; L
* ]5 ?2 H% i9 C6 s
2 c# U1 b5 z* A; M" f0 W& r8 ^
|
|
[复制链接]
