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发表于 2012-11-13 08:48:12
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1判断语句
6 B- [& Y2 M& z if <condition> then
9 F6 q# q7 M$ O <statement sequence1>;. e! ~% _0 |$ z
elseif <condition> then
5 D% q* u+ x+ @1 ]: n <statement sequence2>;
5 v* @2 ?, S" L! f else
) D+ F( F& U, Y) e <statement sequence3>;* n0 N( H& w. a
end;6 K: K. R+ o; Q& y: P2 _1 V
如果分支比较多，用：1 O: K3 u( C0 n3 l0 z2 q; N
inspect <expression>
7 K% p' s6 T9 z W$ X when <constant_list> then
+ Q' Q* Y3 p$ t( e <statement sequence1>;
5 ^: ?! e- g" j. w6 c$ { when <constant_list> then
2 [9 s0 `) Y) m7 m1 c2 v <statement sequence2>;" V6 w" _; n) @: ~8 ~ b
...
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<statement sequence3>;
9 t' Y% C7 V6 R0 lend;
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2循环语句
, u: e z+ ?$ Y/ [ (1) from <statement sequence1>$ _# d" G+ f D7 Z/ _
until <condition> loop
) b7 G) ~8 A' h u* b* X <statement sequence2>;, ~$ I7 p9 R _4 p
end;
/ k9 i4 m: b( W, _/ f5 L _ (2) while <condition> loop1 i# u( t, a0 |
<statement sequence1>;
/ `$ M1 D+ Q4 ] c. `: ? end;* \9 d) s7 @2 v9 n
(3) repeat
/ ~" V4 O' n7 N7 \4 J4 e# Y <statement sequence1>;
6 N9 ?; ~8 d3 v# T8 }0 a" t' K until <condition>;
# V& \( _, k$ [& g1 m Y2 ^/ N (4) for <condition> to <condition> loop3 q$ W/ s/ f& V/ x& H) y
<statement sequence1>;2 V/ F. B7 W3 c/ t0 \6 w
next;
1 U% F" f8 F7 S' G. D3中断语句. T7 U' d6 W* [+ ^
waituntil <condition> prio <integer expression>;3 ^$ `$ U: u1 b- x- I' T
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以上为常用的函数！9 M% ^7 F: N; k% m
还有很多，如有需要我把资料发到你邮箱里
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