|
|
发表于 2012-11-13 08:48:12
|
显示全部楼层
1判断语句& u! P- f' C+ F" M
if <condition> then
& R+ p8 T- n$ ^* s <statement sequence1>;
- l3 z, D) ^( @# H$ a3 W0 A elseif <condition> then; N. s6 v: l( h3 p+ g0 f. x6 }9 q! N
<statement sequence2>;4 E; M1 \3 X9 v7 j+ b
else
; K' h$ G# O% U6 T* [. Q <statement sequence3>;
6 w8 U7 w; g6 t2 j# l end;5 D: ~0 z% \0 W! E0 W! ]) h h1 B, l
如果分支比较多，用：
6 `- o4 l1 K; @5 K3 H3 v1 M inspect <expression># H4 c5 ? u3 q: R7 C- X
when <constant_list> then: O2 S; g/ d- q- y! W3 v+ E9 V
<statement sequence1>;1 Y1 `8 E$ s# A |5 g" F6 J- f% y
when <constant_list> then
# Q4 f2 d7 J, f7 V( ? [% c <statement sequence2>;
$ g4 q2 X, u( J1 i% `; D; @6 C ...
, h# g* L# l0 [, V else- M* T4 L+ f. R0 I% }
<statement sequence3>;
0 Q0 U' S! z( a/ J$ Xend;1 T! ~" d7 o7 ^( z. z5 ~
: |6 M1 q% S$ n& e6 s! O2循环语句
2 h7 m3 p5 w+ `: G: _ (1) from <statement sequence1>
9 { Z4 G: s) L" e8 ~$ Z until <condition> loop9 r8 E7 S2 @9 Y; c. a
<statement sequence2>;
/ Y; U; Y: j0 m2 F end;
$ O: r" e! s' U s (2) while <condition> loop3 B$ e' z: k1 [, ?. ?* V$ V! [
<statement sequence1>;$ H% h, h, y* \- U5 W* D
end;
8 l$ P" s* p# W6 Y" M, w _3 W (3) repeat
0 b2 x ]+ x4 E! K' V <statement sequence1>;: d8 e9 M+ ]1 n
until <condition>;
6 P9 J" j2 H( _7 N! y4 C (4) for <condition> to <condition> loop
2 ]7 W9 r# `6 m/ s% x6 G <statement sequence1>;
5 }: F8 `: j/ t; S' v next;: z9 ]9 e6 R [: G, x
3中断语句
' |& @6 s$ _. r7 ? waituntil <condition> prio <integer expression>;
8 o/ r" g e$ v, G9 l+ l4 m8 o. K; V) U
1 R, F# A6 r- k( ]' o% H9 d
以上为常用的函数！
- H( {' c3 l& l& W; f还有很多，如有需要我把资料发到你邮箱里
/ r1 U4 d: {2 \3 B3 v' x2 M; T0 {/ o' e' I- J% U! _! t8 C
8 \( f, W' K) M0 t( |2 N0 [" k6 ~0 d3 s$ _
' _0 L x4 Y7 W7 n ]
! p9 i# r+ [ a2 x$ S b/ c5 n% g% x
+ x/ C2 I5 K3 W
- O: t" B; j/ ?) \
5 `7 z- b$ J( i3 k: b
2 c' V% h( h7 O( c1 y4 B! `9 q' c |
|
[复制链接]
