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发表于 2012-11-13 08:48:12
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1判断语句$ o/ H5 k9 `1 P% ]: b$ h
if <condition> then" H5 U+ @ ]6 d: r
<statement sequence1>;' _0 v4 y* W4 g* ^" ]; M; S
elseif <condition> then; }) u' j: g2 h* B% [& Q
<statement sequence2>;
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& k4 R0 l$ @' V: I% m <statement sequence3>;
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如果分支比较多,用:
! }+ l" }/ e- O& t inspect <expression>. l& l+ o# c: i+ B
when <constant_list> then
$ l& F% C* ~' N+ L f; A# ^: E <statement sequence1>;
& Y0 Q0 L# C: F/ A when <constant_list> then3 w9 f' Z& W( i4 N+ t7 z
<statement sequence2>;
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<statement sequence3>;
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2循环语句6 O& ^; ~, ~: O" b4 u
(1) from <statement sequence1>
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<statement sequence2>;; c: u5 }" k* g# U. ?
end;! g. a% [, L+ u9 ? {
(2) while <condition> loop% s9 [% s( o/ a& L. x. I
<statement sequence1>;' @/ p. B8 ~( j
end;; Y# V; J$ \5 g; a+ t/ y- K
(3) repeat
. \/ Y1 x3 n4 P( J& j" ^ <statement sequence1>;
+ V1 ?# {; Y# v @# S- e until <condition>;. F' N9 t" z) H& F/ F$ S( h! k! O
(4) for <condition> to <condition> loop) y* o8 k5 t& e9 P
<statement sequence1>;3 B3 l' V8 E, `9 O# g
next;* j3 b# i. F. `$ H
3中断语句8 I! M+ T7 q) l# h" ]) v8 Z5 b
waituntil <condition> prio <integer expression>;" @, M" G' u0 F5 q
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$ }: }! @( O. s+ ^, m以上为常用的函数!8 z' ~% \' I1 t: Z4 b& s1 b
还有很多,如有需要我把资料发到你邮箱里
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