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发表于 2012-11-13 08:48:12
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1判断语句" V2 R$ r; s0 A
if <condition> then
! ]7 I5 r6 f* m' I <statement sequence1>;
. a& _) [/ t0 H* D% Q elseif <condition> then
; c/ O6 j6 a1 p, H. n <statement sequence2>;4 ] X2 b8 M: `$ j5 G- @9 q2 @
else
d+ @) R, T3 |0 ^5 K1 h( N <statement sequence3>;4 G5 l1 j; a. X [* G& `! t4 Q
end;6 T+ _$ b% {3 V% H$ G$ c V5 Y: p
如果分支比较多，用：
0 T9 w2 o' P- {- E9 @6 e2 h2 H( u inspect <expression> z) N: U7 G) w2 v* k6 j5 `6 h
when <constant_list> then
. o7 J- h+ U" A! A2 `4 N <statement sequence1>;" B+ H( g8 c- s
when <constant_list> then, }/ t5 z. o- [; c& E( ?, c
<statement sequence2>;
% e/ N* w3 w& `0 n b+ J; x8 a/ \ ...
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<statement sequence3>;
3 ?* D& y4 u% O4 D* wend;
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7 V a; {3 S, s# d" i2循环语句. `( ^; z$ h: B7 I) ]$ a7 A
(1) from <statement sequence1>! I7 {1 G2 q2 F4 K
until <condition> loop
3 b+ h6 K8 y7 \6 n1 v9 |1 ` <statement sequence2>;
6 t. H1 G# K' Z D7 H end;
. [' X0 I* E' D. H* m (2) while <condition> loop! M5 U, S3 R' c
<statement sequence1>;
* n6 j0 W) V# Q9 G end;
( R+ E7 ]8 g( @& f9 K- B (3) repeat " ^, l) [" c. e1 U" ~) A" T
<statement sequence1>;9 U3 m2 \. C/ m+ j: `
until <condition>;5 _5 v# Y v2 H ]; {; i* c' @0 O' a
(4) for <condition> to <condition> loop1 b0 L$ H; d+ O2 o# S( i) r4 N6 ^8 U
<statement sequence1>;
! ~1 \3 f/ x+ Y4 V$ @. r next;
, c& i1 l# H; |# b3中断语句
) {/ q, ?9 U4 J. h0 x+ Y9 Y: i waituntil <condition> prio <integer expression>;
8 W9 W( A" V( X6 g/ k
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以上为常用的函数！5 {- P1 \$ S5 }3 l
还有很多，如有需要我把资料发到你邮箱里
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