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发表于 2012-11-13 08:48:12
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1判断语句9 ]7 }; v; A, m. }- z( q3 [5 l
if <condition> then
* E& z; P& S2 g <statement sequence1>;+ s- @5 T( a$ d% o; C
elseif <condition> then/ {$ z" U2 f" m! w( p9 D- T/ c. ^* t
<statement sequence2>;/ {5 W/ L' h r5 C
else : j/ q Z( |9 k0 h- Z: x
<statement sequence3>;
- ^3 j" k2 ?3 W0 O. | end;/ M$ m. N5 N5 J- c" t$ T9 D3 w
如果分支比较多，用：$ g6 G; w& P, R- ~# x4 |, r
inspect <expression>
; ?; [, M o2 {; L( q6 i+ _) V/ e1 r" z: K when <constant_list> then
: D% x; C1 H# c# t+ P6 a <statement sequence1>;# ]. c6 o( e( F0 g b
when <constant_list> then
# L8 h7 D; h, a5 M" l9 V2 \! u% Q9 X <statement sequence2>;
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else
- B$ e# b+ `$ e' D' P <statement sequence3>;
1 o) C2 D# T2 G9 F) ]end;
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2循环语句- k% z% ]* S' r K9 F
(1) from <statement sequence1>
% j$ F( ^* a( g" L8 e0 \$ z until <condition> loop
( g2 Q# W2 c( Y0 Z <statement sequence2>; p, Y- K' I) W6 V5 L
end;1 }& i2 V7 ~) G/ M! Q
(2) while <condition> loop
3 o8 c$ x/ [; a1 Z( T <statement sequence1>;) C% |; c- s8 J8 @+ s8 H% H
end;& y5 t8 t3 z7 v- ~! w: \: r9 B
(3) repeat
/ S( }* s( }5 D j$ a4 ~# |! _. |+ ?/ h <statement sequence1>;
+ V. I8 g/ \9 x: D5 o until <condition>;
$ N3 P. T, T/ _8 D, L (4) for <condition> to <condition> loop
: v: O* E! a) q <statement sequence1>;
# k* q+ O$ F) l) | next;
; J3 d+ T# k+ v5 l' W3中断语句
4 T; D1 Y' V/ T$ }; D1 l waituntil <condition> prio <integer expression>;) w. T8 C8 v- M6 O j, e
# Y6 Z4 O; r$ r% B+ k
! o3 {0 y1 k/ t8 K) M以上为常用的函数！
( X; j/ q3 W2 b# v4 `还有很多，如有需要我把资料发到你邮箱里
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