|
|
发表于 2012-11-13 08:48:12
|
显示全部楼层
1判断语句
' X6 D- B% x8 n' s if <condition> then. P. B* ]$ Y% ~+ ^ U
<statement sequence1>;
2 w; n/ y" s4 y. v elseif <condition> then
3 ?; K' D* G' t& ~1 p8 m: N <statement sequence2>;
& G) Y6 a+ u' q! ` D3 n' m else
, D$ x/ d; c3 w5 ~ q# d# z <statement sequence3>;
2 t: F, a+ }- B& ]" `6 w end;
; S/ n8 Z0 T+ F& t如果分支比较多，用：; l& D+ L: m# t8 j; i* G6 A2 p5 @' N
inspect <expression>( d R3 d5 P3 `, p
when <constant_list> then
% |- Q' i+ \! K% Q4 W: {" a <statement sequence1>;( x- p2 |# j+ \. v2 ]& V J5 f
when <constant_list> then
1 ?7 r3 B' ^$ ]; l <statement sequence2>;: E6 T: D: i6 h) }( B& B( T
...
' r: L. `: G4 L9 ^% Y else- Q! h3 F+ z! G$ U) P7 l8 k2 J
<statement sequence3>;! t6 D0 L$ u/ H2 B% C' a
end;
+ n. Y2 B3 r* K2 S9 \ z
6 \6 T$ A% B5 i& t" ^/ c2循环语句
+ U2 V! T2 A* i* A0 A J1 X (1) from <statement sequence1>
# N# o% J# p8 x2 {& P( I until <condition> loop
9 Q5 l0 t! d! e( R4 ]* k' ]# T <statement sequence2>;
7 c+ d3 X; D' [' E' T6 I end;
% Y0 L- T1 e2 ` (2) while <condition> loop1 J! b% E2 A1 p
<statement sequence1>;) `0 n; I9 c$ F
end;
, m3 L: b: k2 G d, j4 ` (3) repeat
8 I ^2 h! K. X, U: ~4 g0 |6 n <statement sequence1>;! r: Y& o$ e* K1 V. b& Z
until <condition>;
- R+ I" G6 M$ g3 f* W (4) for <condition> to <condition> loop
1 _& R0 R6 u) e <statement sequence1>;
* A/ h$ z9 s- `! l; D next;" s, Z* q) r9 ]
3中断语句
/ F; g2 |4 P& Y, q waituntil <condition> prio <integer expression>;: S7 K( ^1 D1 ^+ Z0 P
+ v6 e% D0 W! h/ S+ q5 r5 V% F2 G6 ]' q3 X9 Z
以上为常用的函数！
1 P, z# W( |* {3 r; {; q还有很多，如有需要我把资料发到你邮箱里
5 U# y5 n# \. `( _4 q' i8 O/ H' R" m5 T6 G
! D9 M' s5 _; }% k
( N" Z& ]2 x$ _/ E
1 v* Z6 s; o5 d$ J( v4 a- {& P& X% g2 h
4 q# k0 W9 @2 ~! z$ O! C8 M
- N/ O3 I& b) ~( i/ w
9 p& \+ ]1 \) y2 I
0 b6 a! F3 t; T5 \+ g( H) G) { 4 r1 p9 N2 z* c+ |$ [/ K, x3 g! L2 Z1 d9 P
|
|
[复制链接]
