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发表于 2012-11-13 08:48:12
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1判断语句1 z( s/ T3 T" V5 U
if <condition> then
4 o4 }/ X) _% R: m0 M9 v <statement sequence1>;4 M$ W' E& Y: o3 V
elseif <condition> then
8 Z8 [0 ^* t; ]; C+ i$ Y5 c <statement sequence2>;8 V" b( P y* f3 y
else ( B! z2 v7 m4 t0 G6 W0 Q7 E
<statement sequence3>;
) m; |) X- V; a1 Q" V end;
5 l9 P! L' G- h2 O( n* X如果分支比较多,用:; \- ] ]& b. s( n& K
inspect <expression>" Z* a7 N z! P; E2 M
when <constant_list> then$ f2 {( d( u' g
<statement sequence1>;
4 i9 G8 ]* O5 Q, _ when <constant_list> then
5 e; f w: K' Z <statement sequence2>;
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else$ r& \: f: G% O, B
<statement sequence3>;; l; G0 O+ j: J/ X
end;
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* h% B) O+ M" A* c5 [2循环语句
% d' o# }) A8 I/ Y (1) from <statement sequence1>
" X" H6 Q2 e, X7 G until <condition> loop3 s5 n: _$ [3 ~2 L; c9 M
<statement sequence2>;$ D) D1 r/ g) v/ N2 J7 c5 N
end;: ~' ~. ^$ Z* e N9 L9 o! s
(2) while <condition> loop
4 T! J6 \3 ]7 ]0 z <statement sequence1>;" l, Q# ]7 Z! i% b' f
end;0 k' d$ \, u; u
(3) repeat
" a4 R/ M. e; C O j# J4 | <statement sequence1>;+ T; Z# v6 \' O4 w) W; n5 ?& e
until <condition>;
8 R$ s* r% ~& z% ?+ Q p9 l8 }- H (4) for <condition> to <condition> loop4 V9 n; T: Z+ T/ e
<statement sequence1>;
9 K' k+ ?+ _ }0 v S3 g4 q5 d next;
5 r6 L) l4 Z7 |4 b) Q! l3中断语句$ ^- N+ k4 O4 W4 R# u. h7 y2 d
waituntil <condition> prio <integer expression>;& R( E3 W7 l$ A8 i3 e; o3 {
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4 q. f: n' _3 G+ `2 ^以上为常用的函数!1 O" M8 r, }6 H+ L
还有很多,如有需要我把资料发到你邮箱里 $ r2 b% C6 [. f
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