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发表于 2012-11-13 08:48:12
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1判断语句
! s4 I3 q4 m) c4 r' `% c" P$ w if <condition> then+ Y+ M; P0 a- X- |
<statement sequence1>;, _, q2 R o5 `' `5 X, G
elseif <condition> then. d! e9 v, ^/ [
<statement sequence2>;/ j5 h+ A! w; j" h
else
7 Z. w0 n3 G, L) o7 ?( m <statement sequence3>; e, ]* l( Z; B1 B6 L% ~4 v
end;2 \2 z( n, ^2 E( C
如果分支比较多，用：
5 V+ T# R9 F) j: D1 g0 p ? inspect <expression>) E- W$ W0 R$ J) z: S
when <constant_list> then3 E2 @ w9 ^: i3 B3 F5 Y* g
<statement sequence1>;2 x8 W8 r7 m$ D& S
when <constant_list> then. r2 t5 r1 h$ Q$ z/ ^
<statement sequence2>;4 _5 r& A: r4 {+ x1 J E' l
...
# Y1 j7 P6 }" c else m( Q5 F+ x1 R* M* ^
<statement sequence3>;. l8 F( \0 S9 ?) j- J( g+ i' l
end;# h$ {5 G6 S7 r# k, w* s* ^
2 r9 Y6 }% u: O# `1 |3 o7 v: b3 b2循环语句2 C, m) f5 a# I1 D% |- e
(1) from <statement sequence1>
" Y" }4 r" ^: H6 S$ ^. k until <condition> loop' {- t7 x3 i w+ r4 p) [- u% I7 K
<statement sequence2>;. x8 N3 r" Y [5 [, p Z1 W t
end;3 q- |% Z0 v6 V. D4 ^1 @. E
(2) while <condition> loop
. C' {4 v9 R* K5 S <statement sequence1>;
) R3 T+ p- P2 C& t) U7 W end;
3 {3 z, |& _ i( O (3) repeat 2 z8 [0 ^9 N2 t3 ?7 I# C# n5 l
<statement sequence1>;
/ A/ _* b+ M$ i! ^1 K until <condition>;* D7 o7 l( E* f! h# U3 y7 Z
(4) for <condition> to <condition> loop% n( o2 X4 k& L. g8 d( |
<statement sequence1>;# x+ I/ r$ P! j8 e; J
next;
+ m- R- v9 b2 R4 ~) t3 }3中断语句% g8 J1 T! D/ d* C- ^, t* l7 t
waituntil <condition> prio <integer expression>;! C. {/ ~* ~' A# e
0 h% E: h+ ^$ ]6 d
. w: B0 O ~4 W4 @ Z5 O: t以上为常用的函数！* I* @# }8 K0 P& X
还有很多，如有需要我把资料发到你邮箱里
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