|
|
发表于 2012-11-13 08:48:12
|
显示全部楼层
1判断语句
7 ^3 Y) S) F G& W" o7 t# p if <condition> then
4 d7 K! _. \: }, f/ ^ <statement sequence1>;* [: O# @; O" E% S0 V% C0 r
elseif <condition> then
6 _0 g: g) M! v3 `! H <statement sequence2>;% g, |5 c2 a, f( A* y, R' f
else 3 a5 m# b* |4 ` H+ `" D T
<statement sequence3>;$ o- j; e4 e$ K( o
end;% C4 L. R) s; U6 y1 P: i& y- T; }
如果分支比较多，用：. S) z" J7 Z6 J3 Q$ E$ ~
inspect <expression>
; m2 o" H7 R& |/ s when <constant_list> then2 y* T. O$ o& |" F: u6 D( }
<statement sequence1>;2 Q3 F! X( V/ m0 C
when <constant_list> then
$ [2 `/ N/ c4 f5 w <statement sequence2>;* X! Y9 J; v% c" X5 D# }; T
...
* s% U9 j" d: M+ H else; h8 `1 d3 ^" e# }$ b
<statement sequence3>;) b6 H/ z5 B8 i+ s$ O+ T' t
end;
# I: [ |3 u' a% G1 x3 C' `0 [ o
6 G; F9 J1 l8 a! ]- M% r- ]2循环语句! D$ S5 M% q3 M/ e7 y2 Q v
(1) from <statement sequence1>0 X1 K( n) Z- f! y* Z
until <condition> loop4 P4 @# h T. _2 o
<statement sequence2>;/ f! b% v m4 \" o
end;1 A+ C/ P0 e n
(2) while <condition> loop& ~) ~5 p% _' L. p% T$ ~# n7 X6 X
<statement sequence1>;
% L; t1 d/ v! ?/ h- X: A0 @2 J9 Q end;0 G! t0 ^! L0 a3 g$ ]
(3) repeat 9 D* l1 ]8 b3 Y8 _ X& Z8 w
<statement sequence1>;
7 Z# m9 `- r3 N until <condition>;6 _6 V6 ~. s% W0 n
(4) for <condition> to <condition> loop% B2 n! y/ {+ Z* l4 U6 |
<statement sequence1>;
( T0 B* ]/ V7 h next;! A# `5 `9 X4 [$ `1 ~; B: N
3中断语句/ t# l. ^! ~8 q. M/ v
waituntil <condition> prio <integer expression>;1 g% K1 A! w8 n- }0 l
- i: E3 V `. B8 A* D/ N4 e6 {
$ o% C$ s# D7 h* v6 T2 O以上为常用的函数！. P- L0 S, H, ^' p
还有很多，如有需要我把资料发到你邮箱里 - f& l+ T) V' D" \2 C, }
5 M! z* F1 H8 U0 L9 }% I( D/ E' M9 u
- I, v) _- d" c8 o% m) _. ^& T& Q
5 R( a9 e/ R; X% ]- V
% |% m. V: A$ b8 ^
( P' G" j0 H p. V
. o: z1 Z2 X0 f1 }: V3 ?" C+ M0 K% P( T9 y# h
! r* F4 j/ T' `% ~4 |$ W
( l8 u/ z) y! n 3 p$ _9 T6 J3 u9 s! d$ C7 ?
|
|
[复制链接]
