|
|
发表于 2012-11-13 08:48:12
|
显示全部楼层
1判断语句
2 I% \9 `7 j0 i$ x z* T if <condition> then( V! i$ I% N3 h$ z4 V
<statement sequence1>;
) m7 O+ `6 X5 d! e q6 W& x elseif <condition> then
& ~8 |, \: M) r$ e! r: W <statement sequence2>;7 |; k: t0 x- K6 ` Z" l
else : j& l- e, P+ m8 b1 Q, G
<statement sequence3>;' A |, G5 C' }5 P& f( b
end;7 d y7 f, q8 a1 v* b! T: g
如果分支比较多，用：8 E i7 q# ]) s6 c }" U
inspect <expression>5 I" Q x5 G7 H/ n% T- n
when <constant_list> then
' W, q* V& h. X, y7 r <statement sequence1>;
6 ~: F7 }7 h5 q% W/ E. V( W x4 F. d$ @ when <constant_list> then7 W: N4 C0 U/ n
<statement sequence2>;0 e @0 z/ T% H* j0 [' D
...
6 L# B% r# E7 h2 W c else, v1 l& T$ m* }3 O5 O( C
<statement sequence3>;- c5 x$ Z6 _% S4 \3 ?
end;9 \: F& y1 b3 z5 |# T9 h( J
/ v) H& k- _* l3 @& A$ l: H( C
2循环语句
7 E) Q" j* |' Y (1) from <statement sequence1>
! ]+ G. D2 B" l! F until <condition> loop) x5 U4 f: Y. u$ ]
<statement sequence2>;
H) j9 L9 Q$ Q3 Q$ p* n end;7 M' S$ w) R. ^
(2) while <condition> loop
7 H1 j9 J' p$ j <statement sequence1>;
' p' V$ D! J' T% [ end;/ O$ V5 }! h; @% T5 J
(3) repeat 5 a0 u: B6 H( U% h+ K
<statement sequence1>;
! C/ B/ q1 L( z+ n until <condition>;) _( Z" R6 S" ^2 B
(4) for <condition> to <condition> loop4 I, G3 M2 j; G1 l
<statement sequence1>;
) P" o) G" k9 Z( \) H7 K: R2 } next;& N! V; k) R, k
3中断语句
. T' a |* L" ~$ d- B* x' p waituntil <condition> prio <integer expression>;# Y# k; f, f$ V/ L' N, m
% s) n0 v6 [# ?3 v9 ~
$ \$ o6 t3 ]; ^7 }以上为常用的函数！
2 Q/ b( i3 M7 c% { T3 D, l还有很多，如有需要我把资料发到你邮箱里 6 I: l5 D; i* v% E0 ], H: C
3 C u0 `% S" z
. W( W1 {5 O/ |/ W) y w3 S9 E* e; j0 T
5 E. c* n8 g- H* f1 P. |, r1 P, B5 a0 |' s
- h+ }6 Q" X1 ^8 g% n: R" x b
, X' a9 e6 u, c3 P. U7 B3 }6 J6 c" o x$ w% l* f
8 ?8 j8 Q2 b8 e
. Y. p/ \. w) I3 Y |
|
[复制链接]
