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发表于 2012-11-13 08:48:12
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1判断语句- p* j' @9 ~6 h- J$ w
if <condition> then
- T; A7 x* Z- r* S; e6 ? <statement sequence1>;1 @9 w3 S# x# E/ p3 Q
elseif <condition> then
( R7 j! j4 L7 f2 V7 f <statement sequence2>;
& d. P5 P c0 F6 y0 t/ j6 h8 w/ S else
- e1 Y1 G/ H5 f7 H1 j5 Q <statement sequence3>;
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如果分支比较多，用：. j4 K4 r7 q7 f$ o. ^& ]
inspect <expression>
. [' J9 ?) v$ ~9 n z when <constant_list> then; u1 Z; F3 `5 K+ G' N* K. |3 F" D
<statement sequence1>;) Q9 Q) Y T( {6 M5 _7 V1 k# a0 P& Z
when <constant_list> then
( d5 z9 j7 i) o; C, V3 Q1 q <statement sequence2>;
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else! R! u4 W" h$ o, C
<statement sequence3>;" C8 }7 W. f6 B+ X* A
end;
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2循环语句' _9 f1 h' G# B4 ?* G, |" ~" [
(1) from <statement sequence1>
* R: Q6 _, x. B" ` until <condition> loop- y6 O5 I+ _) G, T& Q" b/ d9 S" ~! `
<statement sequence2>;. `: ?' B3 k* t
end;3 v; Z7 K3 N0 h4 ]1 e
(2) while <condition> loop" h# O7 Y' k" M7 I) c0 Y4 G. Y
<statement sequence1>;! ]; Q7 g- }0 M x7 P& T s
end;) e& H1 g9 H3 v/ `) v
(3) repeat
, M& V: l" W" u0 d' z1 `$ |1 G' ` <statement sequence1>;
, h2 C5 I% D+ O; g until <condition>;
+ {# _5 o$ m5 J (4) for <condition> to <condition> loop0 T% U# X7 a( ~1 p
<statement sequence1>;
3 s5 w/ C* v; h" m% S next;* B- R/ h! M& ~% A
3中断语句, h, @" X7 h% Q1 k# v4 _, }6 S1 @: ]
waituntil <condition> prio <integer expression>;. t4 W3 ]7 V+ q, {. ~7 m4 x R
e7 D# D: j; Y( P' E
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以上为常用的函数！
4 w5 V, g _) w& J& i. ^7 D/ z还有很多，如有需要我把资料发到你邮箱里
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