|
|
发表于 2012-11-13 08:48:12
|
显示全部楼层
1判断语句
1 x0 n% `4 V% D [/ m if <condition> then5 P$ w7 m" J9 }. O
<statement sequence1>;% ~8 Q8 g8 `! V& ~6 |! r( Z# K6 [
elseif <condition> then
) \6 V# C' N( S, R <statement sequence2>;: H" a' s7 S" Z/ Q" R
else
1 L* p9 P! q# G) _( b: a( M1 { <statement sequence3>;2 O. o* U- E$ i. W
end;
+ [+ p$ S2 D/ ^/ C; l: A% \- {4 X如果分支比较多，用：" O" R+ B2 D, A0 H; L
inspect <expression>
* v: z9 I+ n3 z' ]6 _1 T" y. ] when <constant_list> then
$ H, E: s6 b( ^ <statement sequence1>;
# c7 t; t3 u2 |6 M! V8 A! N6 K when <constant_list> then
; i' [9 F6 I1 u2 G <statement sequence2>;2 B) q8 n/ R5 ]( H0 Z' z7 D- {: L
...
3 ?, t& ~1 X! T$ U& R( r6 _* J6 ] else- z9 T2 Z5 k" @9 k) A6 w$ K
<statement sequence3>;0 B4 X, l) @5 V( G/ i7 I: L( `3 @/ w6 \
end;
' Q6 j% t8 S; Z3 E8 P
( @! v- \' V2 G# y+ ?+ k* Z2循环语句* v+ E) b7 Y0 y1 j
(1) from <statement sequence1>- G1 ] `1 ~# B1 H
until <condition> loop
7 w% u d8 j0 }$ C S5 }9 L- M/ o <statement sequence2>;3 I8 O# c2 e0 ?5 @6 v
end;( R, f4 g1 Z" Y X9 h
(2) while <condition> loop. _3 p% K v( x! [
<statement sequence1>;
; e. n' _" g+ ]4 C9 H N( _ end;: d0 v- ~" k7 o* F
(3) repeat 0 q; {2 Y1 c% b
<statement sequence1>;
+ m! U, Y" j; c: T1 L; N until <condition>;8 U0 I' C" e( ?, l- b3 m9 X! v+ c
(4) for <condition> to <condition> loop' R* x R/ U+ R
<statement sequence1>;) u+ G; }. F i% W
next;
) s* [1 h% q; r/ Y9 j- ~9 P3中断语句) n7 r) x; \' A. q, e+ @
waituntil <condition> prio <integer expression>;- R/ f$ ^4 |5 f5 ^8 b. A& r" z. {3 i
$ T9 z0 ~' ]+ ~6 p- d
, I, W9 L& h7 C/ m
以上为常用的函数！
0 |8 X7 Z, s j, k还有很多，如有需要我把资料发到你邮箱里 ! x' P/ V% v/ q9 a6 t
6 Z" \" K3 ^3 W$ j( s# p
\2 i( N7 _; K# d& A5 Q) I2 s4 C, Y3 i+ r
8 P$ ^% J5 p' E/ J& e/ ^$ L* ?5 G/ e# k4 a1 Q
; Y4 v! R ]4 j3 ~
: w2 G0 G0 M- ]+ ^* X5 ]! B6 C6 B' c$ {5 {' v* f, Y; N. j5 a4 D! D
% K: e) V4 z5 Y9 W" `( Y
( [1 n6 P6 U' c) C# T
|
|
[复制链接]
