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发表于 2012-11-13 08:48:12
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1判断语句7 c" N- q% T* }0 X
if <condition> then& N7 n4 u" O( ~ _' O- Z b" @9 ?
<statement sequence1>;
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<statement sequence2>;+ U* b3 r) X1 b8 Q1 Z) c' p4 M
else
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如果分支比较多，用：, f' T) p2 @5 A; {( g/ m
inspect <expression>
4 d7 R, Z% B7 n' @4 f when <constant_list> then; m0 q; ^! y5 n$ q
<statement sequence1>;
; n; z% m3 T! ` when <constant_list> then
" T& H% X3 x- d& n+ B <statement sequence2>;
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<statement sequence3>;3 z7 H+ N" u' r% f
end;/ S y: [4 Q2 U- L8 `% Y0 W
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(1) from <statement sequence1>
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! G; o7 [& C" Q. l* b& s \7 F8 w <statement sequence2>;
r; `2 V& m1 w end;
( u6 d% ?) U9 Y (2) while <condition> loop
7 c/ I) g8 k' w6 z <statement sequence1>;& {2 _9 B1 ]. }" Z* L* a
end;
! I7 u) o2 q d' O( F# ` (3) repeat
/ Z* R0 {+ N# G: c7 N( U <statement sequence1>;1 F& [8 d. N4 H; g6 W- E- @9 x
until <condition>;4 U" }: Y, m$ M+ z; a
(4) for <condition> to <condition> loop8 T8 M: D6 D8 Q) q+ S. y8 K
<statement sequence1>;+ m$ _4 A: E$ L6 N- h# [
next;
1 I+ h* Q( o8 r/ D3 a# X* g3中断语句; B) m+ @; [: B' J- h1 n I( c: g" k
waituntil <condition> prio <integer expression>;
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以上为常用的函数！' t& j/ o- ]! t/ } {0 ~9 l. K+ J
还有很多，如有需要我把资料发到你邮箱里
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