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发表于 2012-11-13 08:48:12
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显示全部楼层
1判断语句
$ R0 b1 e' f1 u& k3 X if <condition> then
" }% x3 J) L$ k5 f4 z <statement sequence1>;
. l9 ~ u4 b2 }+ V- K" v9 f% L6 d elseif <condition> then
8 V7 ^+ k0 q, O% E( H& w <statement sequence2>;0 S2 H0 j' r% X# A* E5 B
else
+ i( Q9 u0 s, ~% D4 J <statement sequence3>;
' P; Z) Q+ s3 p0 z end;
2 Z, g7 E( u8 P如果分支比较多,用:: h- p- l7 v: a& k$ _ m) L
inspect <expression>
3 e( u/ \! F7 a3 _+ m when <constant_list> then
$ D2 n9 z6 }2 F% g- s. E <statement sequence1>;2 S: N' F/ W% C# p7 \3 W
when <constant_list> then3 |5 I. @) `( D! [, |. `$ t3 m
<statement sequence2>;0 f4 n9 J ]3 K; X5 w$ ?& B/ O
...
8 e R2 E4 I# I# b! Z6 \ else
6 }: ?- T1 Y$ R2 e m# k" ~8 w5 Y7 _ <statement sequence3>;
% Y5 Z/ z' i T% send;
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! f; S6 r7 ]; f2 p- i2循环语句
, E2 n2 m/ A+ j0 C" \ (1) from <statement sequence1>
. o- p% j) J- r$ y& f8 Q' _+ r until <condition> loop7 x: {2 l- ~! u# ~7 T
<statement sequence2>;
' g# d& y5 M3 f+ k end;# [- p( ^$ x7 F* d U
(2) while <condition> loop2 [- w i9 h0 D: b4 T0 u
<statement sequence1>;. K) {" S9 z" @# `1 q9 q# p) O
end;
) K! W8 g0 m' z6 t3 b6 \ (3) repeat
- r1 M" {7 F# @) Q* d0 M <statement sequence1>;
' j: R6 [& o: q2 j until <condition>;/ [1 B$ ^# Y. S
(4) for <condition> to <condition> loop/ K) y9 T0 l# Y, t# s& g: z5 b
<statement sequence1>;
1 `# L; M+ _5 o1 X" _- [: M next;$ v8 M2 Z8 O0 M$ }; j
3中断语句. D& ?% Z8 N) v2 K8 Z9 @8 N
waituntil <condition> prio <integer expression>;
& W( T( A0 t/ C& {) P
4 S+ |2 ?" [) _, \
* X. L' I- }2 n3 U6 J以上为常用的函数!
" _" k8 n# Z7 W' |* |还有很多,如有需要我把资料发到你邮箱里
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