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发表于 2012-11-13 08:48:12
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1判断语句* D" V2 g, m8 c
if <condition> then
! |1 I$ s) D% u% U1 _ <statement sequence1>; K( Y' z' E1 U+ w
elseif <condition> then
1 n. Y! D- W+ c k% P <statement sequence2>;
6 c* {, w3 D( Z j else
9 C s* [( f# o <statement sequence3>;
3 e1 d9 v, i+ M$ U7 u2 [; M end;/ |2 A) E/ f+ R+ {% f
如果分支比较多，用： i- |% u0 }+ Z3 ]( b4 `$ x% ]
inspect <expression>3 _7 [1 L7 v. y% Y7 }
when <constant_list> then4 V& v. B/ Y9 L! p
<statement sequence1>;
7 S! p/ I( [- F, n& Q when <constant_list> then* l6 j, k7 `/ ~+ t
<statement sequence2>;- G; K: z& O s, F" e4 |+ v. j
...
9 }/ v9 K. i. L else
, m1 o, P j- e <statement sequence3>;: S, }6 G+ x* Q. O
end;
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) f7 M8 F; W2 j6 X( Y+ q2循环语句2 U! T* `! w6 I5 a }; f+ \0 R
(1) from <statement sequence1>) a/ ]6 Z* n9 X' P
until <condition> loop
* ]5 n. J/ m( U$ l <statement sequence2>;
0 m& k' D+ L, u end;
1 a K8 W1 Z* @3 `) c (2) while <condition> loop% ^9 w8 b1 P! i( O! { i2 Y
<statement sequence1>;
0 D# I2 U) E2 ^" B9 } end;1 Z$ k \/ J' M) u% C7 w& @ z7 G+ h
(3) repeat 0 n1 \) d0 J: w6 l* m4 }" ~ }
<statement sequence1>;
- Y2 e" {5 Z& d) g until <condition>;
4 {( N* `, s# E- E& u; b* o (4) for <condition> to <condition> loop' l* K* T% ?! g- @. L
<statement sequence1>;0 F' X/ v* m( P' H
next;0 m/ M+ B0 v& C9 h
3中断语句1 Q1 A1 ^8 G8 P% C0 Z2 ~
waituntil <condition> prio <integer expression>;
! L" D+ G+ I0 v1 z$ B; w l2 |, g) }$ u$ \3 Z# y
2 e! g! d; F" i以上为常用的函数！" W# s% e; g5 K' l% U8 C
还有很多，如有需要我把资料发到你邮箱里 ' C9 n$ u# Y& S6 F# z2 i1 G3 T8 N
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