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发表于 2012-11-13 08:48:12
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1判断语句
/ u; P1 F& L. q6 `% U2 L8 _/ W if <condition> then
5 T$ C2 u% P7 ]) J A <statement sequence1>;; }9 d" K; R: {1 C! f
elseif <condition> then
1 Y" g+ C' g* ?2 R& b% } <statement sequence2>;
* ~( W) N9 k1 m: a3 U4 m else
. r. C$ w# q0 z3 R+ E <statement sequence3>;, `" G; \" K8 o4 v7 K* }! r
end;: E) ?4 g# a* E' ? z/ f
如果分支比较多，用：
9 @) Q: H }* A2 S2 ?" o5 ]# _9 B; K inspect <expression>
* i) u/ z7 o; G when <constant_list> then
! F8 h2 s" ^2 P5 s/ [! n3 g& E <statement sequence1>;9 r: s6 N& q2 z) k9 ~% z; ^% s9 w, \
when <constant_list> then
2 V7 P; h% K. @ <statement sequence2>;" E; m- G+ l3 ] [ V. e' r' g. N. z
...
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<statement sequence3>;
( P5 }& K- ]& K0 @$ x+ U7 nend;! _1 P& B3 \6 c; b
! S9 ?# ^! L# y- o# K! g2循环语句- j4 D- H3 t' }1 s
(1) from <statement sequence1>$ Z2 u* L% C" I) j' B$ B
until <condition> loop- F+ F4 n) W# `# X" ~5 Z; x
<statement sequence2>;
4 \+ o- F- s$ H7 b6 c; E end;
1 q5 I6 i8 x3 l# [! X (2) while <condition> loop9 q1 @. _6 j! z( h) ]; x) `
<statement sequence1>;& e' h( s5 w4 [; S9 p- a- V
end;8 f& V8 ?9 c+ Y/ `5 ^
(3) repeat $ t( R# p; a; n- T8 P3 n9 K0 N
<statement sequence1>;
3 }: c: Y. E O0 u' U+ {& K& O until <condition>;
C) ]6 G# o( f# }+ T( \ (4) for <condition> to <condition> loop8 j, Z3 P- U/ Q. p" V
<statement sequence1>;
& g% s/ Q4 O) B* u9 S* p next;, O+ X5 u3 b; i6 i
3中断语句
3 V- _# [0 u9 K! \* |1 E waituntil <condition> prio <integer expression>;
: v7 m8 v$ O& u6 y; l" @4 \% N+ G
D1 j) l4 S- ^" b% ]( z) U' O0 X5 c3 G* h" ?9 k
以上为常用的函数！
5 y! s+ c3 E/ }. Z还有很多，如有需要我把资料发到你邮箱里
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