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发表于 2012-11-13 08:48:12
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1判断语句
/ }' j6 a! T1 t N( f# F8 X' } if <condition> then
" ~; J+ r2 R: j' h <statement sequence1>;; E: L9 @& z& F c
elseif <condition> then
7 W$ o. {# d- f6 w7 t& n6 y <statement sequence2>;
9 M' d2 b; m* a' q" ^4 e else
7 e0 K" Q+ `+ y, \ <statement sequence3>;' p Z6 I( G$ g x. S) C' K
end;
5 L* c. l* R$ |如果分支比较多,用:8 B+ M/ ]0 ^$ e8 @( w6 U, D
inspect <expression>" q7 C; k+ m; T* c, U; A4 N
when <constant_list> then5 k8 S! Z4 w, u; H6 F
<statement sequence1>;. r$ P' g2 d4 g4 Z7 \: M
when <constant_list> then
0 k4 A1 D& I' i! j- d2 q) h! A: U" n' h <statement sequence2>;
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else5 f3 v% F8 M m. ]$ e
<statement sequence3>;
; [ Q1 ^- p7 pend;
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- ?1 E) D! L) c2循环语句
. c0 D7 \* @5 f# Y* a (1) from <statement sequence1>
( a7 O/ r1 _" R! M" y until <condition> loop
. w( h$ z ?: \6 F <statement sequence2>;- l6 b& H1 F! e- A8 A5 p
end;
0 U" h. d3 V1 o) j: n (2) while <condition> loop
6 e3 i7 w$ V" c0 b <statement sequence1>;
, l5 k( @% G% J) g- [2 ~2 L& z end;
* Y4 z7 k/ R9 ?5 }0 i (3) repeat : o' h* G$ ]/ ^7 b
<statement sequence1>;$ W& o- A: {+ I; {
until <condition>;! I3 @! h d# \; N$ s5 U- S
(4) for <condition> to <condition> loop: x, h5 V, H* W; t) H
<statement sequence1>;' T( y% \/ u+ ? e3 e' L
next;
! M7 l6 V' o9 ]3中断语句
& p1 X, d' u) l waituntil <condition> prio <integer expression>;9 R. b8 y8 _+ S; v
+ Y6 J; s1 c' }% k+ y3 w
. F- {3 f. T0 v. M0 M) z+ {8 i以上为常用的函数!& \0 k8 \% ^' J( w j0 z! }% N) m
还有很多,如有需要我把资料发到你邮箱里
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