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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
! f/ _1 ~2 \) ^$ e I* ~% L if <condition> then
) x7 z# K% G4 y5 r7 S <statement sequence1>;
9 S. W K( U3 F0 P7 S6 v. b7 I elseif <condition> then
. R: ? G% T) E. [ <statement sequence2>;
4 ^, X( B3 `$ h$ M a8 a! M- V8 e else
4 [* G: q! a4 K. {; L, o& m <statement sequence3>;5 H7 x% Y; M' @+ a" t' p
end;
9 W, F: h- T& x如果分支比较多,用: L& ~) V, Z: n/ a" ~: ]/ P
inspect <expression>' _0 u2 Z5 H; Q2 P1 N& t
when <constant_list> then
- J, `8 @6 p/ X$ e9 ?" {/ c <statement sequence1>;; g8 j1 M/ {3 B9 o# O- T
when <constant_list> then
6 M2 P- w/ v: ^, \' v7 g <statement sequence2>; m4 ^( r- K6 h9 Z
...
! t. }+ f2 p) e0 ] else
" |2 g$ w: S/ V: o3 G5 b% o: ?& B <statement sequence3>;. f9 m1 \0 r5 n, P$ P
end;
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3 M2 V, W3 e8 }6 U I2循环语句
8 e" r5 K0 R4 z; b9 D ^ (1) from <statement sequence1>; [0 J ^$ }' U' d$ w7 y
until <condition> loop# h' {) e6 h! `, A$ S
<statement sequence2>;8 v$ {% I+ z9 ~7 h
end;' A, A) Z0 P: t8 G; F6 S4 D
(2) while <condition> loop
4 p" W& W( e4 Q1 }6 ? <statement sequence1>;/ ~" r% L+ g7 X5 x/ v
end;
& [- v/ E, } R4 B- E3 y& y7 v (3) repeat
% i8 K e7 B( ~ <statement sequence1>;
. [, _" A& z1 D5 l until <condition>;% f- y! Z: q! g
(4) for <condition> to <condition> loop' y! d I( ?- Z- ]7 w
<statement sequence1>;2 D2 S' j9 o) N- `+ R# O
next;- l! R1 V4 {' a* z1 K4 W- B% \
3中断语句
* v5 a. R/ T* g" W5 Z: B) E waituntil <condition> prio <integer expression>;
: \6 T7 I# L0 ]5 t) B
5 E7 {& h5 a) o5 F; k( W7 P) Q: o6 n, E: M, \/ V `9 h: B/ \, ~; c
以上为常用的函数!
, Z; O' w5 R& R还有很多,如有需要我把资料发到你邮箱里
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