|
|
发表于 2012-11-13 08:48:12
|
显示全部楼层
1判断语句
0 m, P4 b, K: ^* v5 |! @& C6 { if <condition> then
$ z* D, }/ b: I* i <statement sequence1>;# V. [- r5 Q" a: C' Z( Z/ G5 K) n
elseif <condition> then
' P+ }! _( X0 @8 c <statement sequence2>;
; o) M& d/ V6 K' M d4 f' W$ K; r else 9 y/ A9 h/ c) q
<statement sequence3>;
- H, P7 Y$ ]& n6 P- f( @" M% e. `# J. } end;
, ^9 ~& o+ `& i0 c' I% X! |如果分支比较多，用：0 p7 g1 \! m7 g" [ M/ h9 G4 u
inspect <expression>8 N( w6 v6 v k2 L/ h! a0 i
when <constant_list> then! `5 X+ N: m: [& L" `* ]' v4 u3 J
<statement sequence1>;
3 Z( Y/ h [* o9 a6 p when <constant_list> then& {- H0 Q3 a+ @# }2 ^4 e
<statement sequence2>;; }8 z9 X- r* N/ H, h" j1 ^
...8 i: N- K( @9 O& P `
else
% o5 b9 |+ H* h0 u) R0 }' L2 y <statement sequence3>;
4 x# ]2 T* l2 N, Send;0 R0 K- z0 e! I$ n- M
5 y# N% k( K$ x/ ?3 C& m2循环语句
8 }+ r0 A; Z& e' Z3 n( v (1) from <statement sequence1>
6 r0 S7 U' L% g6 z8 D9 Y) `2 F until <condition> loop" t8 d4 \/ y. l/ U { F% E% h0 K; J
<statement sequence2>;
! @6 C$ u* p7 ^! R9 ] end;
9 D* I0 {& T6 }/ i: t (2) while <condition> loop5 l) J$ H6 N/ t( P% T( J
<statement sequence1>;3 D; W1 @! P Q$ V) b" i$ A
end;% [5 O- I, y) ]8 n, g6 ^
(3) repeat - l2 I4 \! a S4 i
<statement sequence1>;
2 @& @; ?. y$ y2 G- g2 { until <condition>;# C8 q, E$ G5 b, n S
(4) for <condition> to <condition> loop
; J3 I. L5 _+ H" O1 c8 T <statement sequence1>;' E0 ?% O, m- L- q$ L" y9 U0 X
next;
+ q; B( P- k) {" y+ A3中断语句
* C" H. c# l$ k( g3 {/ e waituntil <condition> prio <integer expression>;6 n7 I7 s7 i0 @5 R6 f7 G
8 |* k" J% p) w) D8 k
; f2 w7 \% _& s6 y5 V& c( }3 M7 ~3 A以上为常用的函数！
9 k, R0 u, N" Q" F+ L( c' ]: P还有很多，如有需要我把资料发到你邮箱里 / g' o i2 l) M* D* U% V
+ q9 H' `2 a) w2 X/ ]& ?; s1 [; `
/ S P+ C4 y5 I3 S( W! d' X
$ j! x3 e! i6 n+ |, }1 q # M- n8 W, e0 v" }; Y/ m& p
: V" U- W* L% ?9 B0 K
: O% x* t0 O2 I1 L
5 ^: p, {) ~! }) j+ @! Y* Y( W& Y J+ c
7 k' t9 X9 I/ g% o/ z8 E $ t n! P( Z/ H: S' A7 Z) y& ?! H
|
|
[复制链接]
