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发表于 2012-11-13 08:48:12
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1判断语句: ^8 m/ \% Z% }% J1 { L* H
if <condition> then8 b9 W# P: r/ v1 F3 K {* t
<statement sequence1>;
5 G3 \% g$ [* z6 y% v, n elseif <condition> then
, ]$ S/ d+ E9 _ <statement sequence2>;4 _. J9 s8 G" u7 L% I" p/ {3 `* V
else
! C2 [' M% l$ m; S <statement sequence3>;
7 X4 L O. M: ~$ Q; | end;
6 \- m( u2 a0 U0 \3 U( `如果分支比较多，用：+ ? S, P) D+ ?( \; Z
inspect <expression>
4 y$ h% h l5 R0 e when <constant_list> then
3 d2 M& D9 C. R0 z6 Z, ^ <statement sequence1>;
6 T9 ]# {. l! p when <constant_list> then
0 l3 z" @- y8 w# _( F( g <statement sequence2>;
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else
6 q! u" K, m4 Q/ o. R$ q' K <statement sequence3>;; }0 l+ s; Z; l$ p2 r8 a
end;
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2循环语句; q/ @( A+ [$ _0 o3 e& D
(1) from <statement sequence1>: J" c9 o7 ]/ \9 P" V( X( K
until <condition> loop
2 W; x7 ^/ h) K5 v- } <statement sequence2>;5 Q- `8 `% v9 c5 S2 A4 H
end;9 q: T) a( i h* r
(2) while <condition> loop
6 J9 b4 r: ~% l( } <statement sequence1>;
2 F( e4 [) d) b end;/ N g V' A) v0 s
(3) repeat
; | M. ], j. o& H r S <statement sequence1>;
3 m. O3 y/ n* C& @7 d2 V' B until <condition>;7 w! E9 @: ?5 Q
(4) for <condition> to <condition> loop
3 K2 u) V' t4 I$ s <statement sequence1>;% U* I7 U* G8 G9 B% p4 y- e
next;9 P! ~) |4 O+ F+ ?9 D' Z
3中断语句
\9 d+ D: f8 n# S1 ~0 u+ S waituntil <condition> prio <integer expression>; T$ k, ~/ x8 E- V. k
+ c& ]# n- p4 J6 r1 [# t; h
. H6 B- n, A8 D以上为常用的函数！' z9 v; a D9 _- I
还有很多，如有需要我把资料发到你邮箱里
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