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发表于 2012-11-13 08:48:12
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1判断语句
/ J( z: c/ K; A1 D if <condition> then
. N* F0 J d8 o$ z <statement sequence1>;& t5 k; `4 D9 v9 ~
elseif <condition> then
- Z+ ? n' W6 E <statement sequence2>;
, U! v6 ^+ j9 }. E. v% J else
7 G m4 e; \6 ?4 [8 [% [3 D/ L* ]1 l <statement sequence3>;) `5 m; ~* I) x: y. T$ T
end;8 d; q. l c5 Z4 V. f: W) p! y) l8 s
如果分支比较多，用：
9 q( t3 `8 u6 [* A inspect <expression>$ {: @" O9 T7 ^; X- D7 J1 P
when <constant_list> then
9 \+ m/ J5 V% Y& U( s <statement sequence1>;$ z; o% l0 K: N7 a& h8 N
when <constant_list> then7 `" M+ w4 w/ \& K
<statement sequence2>;
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else
( i! t! n5 g: q, M4 t <statement sequence3>;
8 B5 i+ u9 `3 {5 Q7 kend;
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2 [2 p @! n( v5 M2循环语句+ P% a) I0 E: Q; e* v
(1) from <statement sequence1>
+ f7 q' Q( } D9 s! J until <condition> loop T9 ?3 {8 u Q
<statement sequence2>;6 A- k! U4 o. N5 v4 T3 l/ p1 _
end;7 }9 Q" ?5 \' o% _6 G- }- Q
(2) while <condition> loop) o, u" n; J+ I# u1 M' X0 o7 B% C- {
<statement sequence1>;
7 g4 Q0 w$ S) y+ i5 \4 s end;
. P5 ~2 i g& W( \: ~: W (3) repeat
# W' O# T8 ]/ A; N+ ~) ` <statement sequence1>;6 P& p) x) p( Z w' b$ t6 e
until <condition>;7 v5 ~* m$ M0 b6 k# y, D
(4) for <condition> to <condition> loop
. O+ e' W. O/ }3 `+ P <statement sequence1>;" k" G9 \0 S/ c$ B* Z; A
next;# j; k9 W- y: A# F
3中断语句% M W& A- _4 A) r7 m9 {6 Q
waituntil <condition> prio <integer expression>;
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以上为常用的函数！
8 c+ v/ {2 a4 X. T7 Z/ a$ j还有很多，如有需要我把资料发到你邮箱里
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