|
|
发表于 2012-11-13 08:48:12
|
显示全部楼层
1判断语句, I# O8 [+ O$ @# }
if <condition> then' L% q7 i% [7 Z. j! {4 |
<statement sequence1>;
6 U0 D1 i' W3 }. c) B" g elseif <condition> then" l3 e: \& F) R; I
<statement sequence2>;
- u: G' M3 U0 i% v2 w3 B( ~ else
+ I4 k b: }" m <statement sequence3>;
% r6 j0 x: T" i2 d2 I end;
3 v& t# o @3 e4 `5 C b如果分支比较多，用：! W0 _4 o/ J. N6 j/ a$ v
inspect <expression>
( u1 e' q# {; ?+ ]4 A& M6 _& Y+ R when <constant_list> then
' _3 ]- g; j$ Y {6 n+ s2 o <statement sequence1>;; T: f" ]# }: ^- y+ S2 {. J% P
when <constant_list> then) y! [5 Q) i) [9 ~ ?5 \( [
<statement sequence2>;5 {2 c/ S& x# J
...
/ s8 h" [" F1 D/ }: p i else. U" H& I) {/ M8 G
<statement sequence3>;
* a. w7 t0 a/ Q+ I* tend; M1 l/ q0 c: s# L+ J; A
# o8 J* E9 N: \ `( A1 z, J
2循环语句7 _, m3 _5 g4 U
(1) from <statement sequence1>
. ?, N2 R N% V$ m until <condition> loop
) f1 x0 k s* T3 r5 l* } <statement sequence2>;# K! `& K; w* {3 t9 s/ c
end;' i; d7 q- R, ]- T
(2) while <condition> loop' c7 o: m; `8 Q5 r i
<statement sequence1>;* b7 L6 Z4 L4 f( D( U
end;
/ x8 k3 w4 @# g! [ (3) repeat
" ~( {- X' x8 L <statement sequence1>;, }0 J; g" a% k+ B1 \- N
until <condition>;- A6 I0 p7 t9 Y+ U
(4) for <condition> to <condition> loop2 U: T4 ? Z" F5 _: b* i) G
<statement sequence1>;
9 C# x' i* M# y+ g next;
( K( z' @ G1 t3中断语句
6 E* j9 {8 l M- O7 o5 t8 f waituntil <condition> prio <integer expression>;( W# e' q! N, V2 L" S% m$ \+ p
2 Z4 y/ d$ M- }. T
7 k9 l4 R# @- l) L& G+ A以上为常用的函数！0 |2 a( N2 l: z z! q
还有很多，如有需要我把资料发到你邮箱里
% b- I3 O N& H0 Q* s6 S( i0 m, n1 L7 C. v
4 L+ ]2 y& O+ N% {
" v5 }2 R0 H7 C, ` 8 y q! `6 S3 s2 k+ n. }
. W3 y: x9 a& b
! ~/ M! P& Y c; T D( p9 m8 m& a8 [6 |0 H
, C2 U+ g M/ Y* m
$ A, a, h0 V. r6 y7 e. C! a
' c5 w' `6 \+ H% C4 I' { |
|
[复制链接]
