|
|
发表于 2012-11-13 08:48:12
|
显示全部楼层
1判断语句
0 k6 g. y: A0 m; d if <condition> then
* v5 ?3 ^9 V* i. H <statement sequence1>;; i; V6 ]' v( z: R. x H9 G
elseif <condition> then7 M; z0 Y9 |) S7 M* \$ }
<statement sequence2>;
4 I' m3 F6 m: {- W else
0 ^- |" z& ~8 W4 L+ L5 N3 I8 Q% ` <statement sequence3>;3 S1 a$ l3 R x6 b
end;
7 q+ b9 F) ~$ v9 e( ^如果分支比较多，用：* }$ E# w( [, m% B ^ u
inspect <expression>6 u1 K( ^+ f- H) w7 O
when <constant_list> then
; ~4 j1 u$ D! R0 h" q <statement sequence1>;% W0 [3 M% F0 f+ @ m
when <constant_list> then
% q- t% h! w0 B <statement sequence2>;3 a0 X6 m8 O2 e4 T3 L- p
...6 {4 s/ @0 H; L, w
else
: a- O9 s" r% w2 Y <statement sequence3>;
( E$ s* Z( s$ A7 |! Lend;
/ z/ P+ N2 @2 P2 z2 M0 M" V" y+ s! [" i2 ?8 }
2循环语句
3 l) E0 x% A* K/ q (1) from <statement sequence1>
" p! T% W) C/ a until <condition> loop) [ k \$ z G1 L! |* v4 p" S
<statement sequence2>;8 x8 D6 Y5 d. k4 y8 E, I
end;
" j" i8 O+ c1 `2 u (2) while <condition> loop
4 q% L5 O3 O) n) g <statement sequence1>;
. S5 J7 z1 P7 [& d# Z# f6 ] end;
9 L) M K8 ?# M W (3) repeat
8 ~" ^6 C u4 c <statement sequence1>;
" Z, M- o8 P* p) r1 d! }! y+ W. l! n until <condition>;2 A; ], p2 \4 x! U& R. R; w
(4) for <condition> to <condition> loop
$ W9 A) o1 f1 G6 w. U" e <statement sequence1>;
3 p$ ]5 t0 x# k4 f2 ?% J next;" {* B! k/ O$ F& b5 o
3中断语句3 R7 Z9 b, ?$ Z6 {+ ^; o% t
waituntil <condition> prio <integer expression>;+ D. g, e) C$ T1 J* V8 H) r8 c
- @! L9 }+ u( r2 G; R9 f2 y' j) D4 w( u
0 v* k# ?. j1 z" [/ o以上为常用的函数！
7 B, j9 H; G! c% X还有很多，如有需要我把资料发到你邮箱里 , Y8 |9 F! J9 k7 F1 r
5 C! j7 _6 S( j
; S: o+ r1 f+ i5 S; q/ s8 |8 E1 s
, P2 f9 z% a) u% T# K X! |. R( H: _3 J
0 ?3 p8 N- |; l$ e+ ?
( f0 m1 F& v% U- J
$ g$ p' U1 M; |$ k2 @6 |
- @' E2 I4 k: }5 r' i7 Y1 u
, x, ]3 P I! B
- \) `7 R7 Y( p1 X% } |
|
[复制链接]
