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发表于 2012-11-13 08:48:12
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1判断语句" T' p& @9 W6 r( p0 i, z
if <condition> then" L# i6 u/ a, E6 m
<statement sequence1>;3 b x6 a* z/ O& v+ F2 d
elseif <condition> then- x4 @8 r; y6 r3 a9 O; L( D
<statement sequence2>;/ j1 o% }; ]. Y& B* f% \
else
+ b6 V \7 ~. E* g- b+ J& f <statement sequence3>;6 i' M) P5 c+ N9 R* F
end;
5 v, d4 X |, X* G8 y" x- M5 \如果分支比较多，用：! O' M2 u! Q& Y& w) n
inspect <expression>
4 F3 m6 f ^+ d9 }5 i7 u; b when <constant_list> then
6 e( x: a3 {/ u% R/ { q <statement sequence1>;% B+ X% F) A4 t
when <constant_list> then
3 n1 S' a: K2 V0 m. G# D <statement sequence2>;
3 O/ B3 @# w# m* y6 s* |8 J4 Q2 [ ...
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<statement sequence3>;/ I; i& ?; @! \' H* R6 e! b- ]; J/ t
end;& T4 G1 C7 }" [+ @+ |
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2循环语句* r c! B1 W: A5 T! Y S# e
(1) from <statement sequence1>. h- @- z) T7 k% U1 H
until <condition> loop) u c1 F% o O" d8 N0 Z
<statement sequence2>;4 J4 {5 G* E! O
end;1 v( }! I2 M7 f3 P
(2) while <condition> loop3 D! T& Z8 o( b* g7 R' S+ l/ R
<statement sequence1>;1 \9 i5 W4 S- F( \3 Y, V
end;: ^7 V9 i+ G* _( e/ T" b/ p
(3) repeat ( I: k2 k% I* q$ |& k
<statement sequence1>;! a1 \ Y5 ~+ U; `# y
until <condition>;/ t( S* O1 Y' _6 X
(4) for <condition> to <condition> loop1 E$ K3 q4 e# b6 \; l" G4 e1 i
<statement sequence1>;
# K8 S+ c1 C8 a next;
5 W; ]( ], W# l5 W. P: o3中断语句2 |' J7 b+ q# _
waituntil <condition> prio <integer expression>;: V) d ?6 ^: \ c$ d6 ^' g
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以上为常用的函数！
% G6 x; W0 p9 x- g还有很多，如有需要我把资料发到你邮箱里
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