|
|
发表于 2012-11-13 08:48:12
|
显示全部楼层
1判断语句
% |5 H( R4 j; Y. ~, @ if <condition> then5 R1 Z- l4 A5 y3 l- a5 }5 s
<statement sequence1>;% m5 U. P8 {) i% Z5 E% o
elseif <condition> then5 @) R0 a: D9 u
<statement sequence2>;
6 Y/ W. u5 c3 ^1 b- L' X/ Q else
/ L/ A* w6 O! S; J <statement sequence3>; x: U' z* k* a" j* r( q' `
end;
7 B7 ~# ~6 D8 n如果分支比较多，用：
! W `% P( U4 _( P1 F7 @7 L inspect <expression>
* Z; p- @3 K) ^, |) \2 b1 S when <constant_list> then! i. ]& L$ o! q% U# g V/ _6 G, K
<statement sequence1>;
6 f1 d5 V0 n, |; |2 X' F% E when <constant_list> then
) k" z$ e$ ?' z! Y% g <statement sequence2>;3 w/ d! `# ~0 _/ l1 v) B& l* |# \
...
O1 w1 d/ r" T8 Z8 @ else
% y/ n8 Q9 K5 t9 H. I' _ <statement sequence3>;
$ g7 A3 M2 {. U3 ~end;: o) t$ D4 P& c% c' a, v
) B _3 O+ _, M5 c2 |! a; X2循环语句. K, q ]; a! {) i0 q3 Y7 K7 i. l
(1) from <statement sequence1>( R- _9 f) E& Y8 c4 c& b
until <condition> loop! V( I$ r) R, E. S* b+ u# P
<statement sequence2>;
5 Y* \2 ]0 V. [6 @ end;0 X0 v! M! h1 ]/ Z# ^
(2) while <condition> loop
& h& R: @/ X+ }. u <statement sequence1>;) H% k" E+ [) ]* P$ i* M: F9 D5 X
end;
. E. |! k7 D! z (3) repeat - i+ Z% M5 k( V# A
<statement sequence1>;
F" f6 {, l: q! s6 _ until <condition>;0 v6 c# x& g+ S
(4) for <condition> to <condition> loop* I6 k$ n& f1 j; Q
<statement sequence1>;
) {) A9 G4 i1 p; V3 y0 g, B next;% B$ {0 e& O6 V* }
3中断语句
; B2 K4 _, T# N1 @. x& f0 N waituntil <condition> prio <integer expression>;
5 J) L" q! f# A. o7 p
+ T S) R c( n: ^: @& D2 p, O, Q4 d4 k4 d4 s1 Z
以上为常用的函数！
8 V9 Z7 |% O" @( R还有很多，如有需要我把资料发到你邮箱里 ; Q3 P0 ^' }; O! o
( Y4 W% q7 z, D! `9 r5 e6 U; X9 ^9 @3 e
6 j# K/ J* _0 Q; } E
( E6 n& w/ P% u: F, j+ P% K5 d# J4 z. v1 j+ z
0 B; j% P% p# T/ l( X. P
$ M& r6 O9 V. w' D) D
; R' L% h d: R$ {- B6 r: y: X: e) @6 f; b$ l# I
) K3 B' c* h3 w" { |
|
[复制链接]
