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发表于 2012-11-13 08:48:12
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1判断语句
/ D- b1 X& j( _0 p if <condition> then3 B8 K% @; K" Y
<statement sequence1>;
% z: u3 W4 c! z! t; \ elseif <condition> then
. I @ H6 S" A1 y <statement sequence2>;
% [# f; b/ I2 E else
. d! s4 P! G: l2 `. m3 K% }/ M: h0 m <statement sequence3>;8 v! g5 F* {9 K% y3 z
end;
/ ?. j5 r; n3 d* [# M如果分支比较多，用：- O- P3 l2 q$ P; P" x1 ]/ [6 A$ \
inspect <expression> m. \# q" l/ z, w
when <constant_list> then/ V* g1 s, S" I8 }6 q: z
<statement sequence1>;
# b! H% [6 G) Z4 W, f; ~ when <constant_list> then2 T U* w3 \8 t k; o5 G+ r# q* {% U
<statement sequence2>;
- X& K: d5 u9 z7 u1 `* j$ j ...
8 J* T! u- F' I0 P$ {8 z4 ` X4 A else
. c( r$ K: v5 \9 L <statement sequence3>;2 c2 N; N% c, g: ?* }: `6 P
end;( i* D* a( ^! _, h; ]
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2循环语句5 r6 o$ N; H, M/ L- v4 E
(1) from <statement sequence1>
7 b; T' V) Z; j [4 r2 P until <condition> loop8 a, m* R Y& D" m
<statement sequence2>;) q0 A4 f* f% Y0 Q0 q0 a2 ]+ S
end;
2 T7 A8 M! h. A+ K! c5 P (2) while <condition> loop
2 @" k5 i! [1 y+ d8 \' k$ h/ _1 h- [ <statement sequence1>;
4 w; x: L- g9 t& Q6 |' u( R+ u# } end;
- I* U& v- }9 ]1 ~+ F (3) repeat
1 @% Z) v& T9 p$ ?( q# s4 g <statement sequence1>;
, K! _. l+ i6 s; J; H until <condition>;
& D/ w+ h* r# a4 v% Z8 _) | (4) for <condition> to <condition> loop/ _3 ]! b4 g( L |# D- j
<statement sequence1>;( }7 F/ D$ _4 y U8 a# v9 u& ?! K2 j
next;
$ b$ r6 Z. T* \$ _- C# e; D3中断语句' g5 t u; o" [5 }: V8 q9 R# r
waituntil <condition> prio <integer expression>;
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以上为常用的函数！
+ m, v" j% g/ Q% v. u还有很多，如有需要我把资料发到你邮箱里
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