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发表于 2012-11-13 08:48:12
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1判断语句
7 V+ D1 W+ ]; q" w2 p$ e if <condition> then
. ]9 b9 D$ E8 t$ H% f' k <statement sequence1>;# G( Y) ? c% b
elseif <condition> then9 D% Q( l1 [7 J- ] I
<statement sequence2>;
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<statement sequence3>;
2 S! P. w: g: N/ d) P end;
$ v) a5 L2 A; J如果分支比较多，用：
) N l: k; \7 A; t% N inspect <expression>
3 f* b+ w' V1 D6 N2 J when <constant_list> then
% l9 k5 j, {, z. y* _, j9 L) C <statement sequence1>;% w' u8 B! D! h( C9 V \
when <constant_list> then: V" a2 T) k: g
<statement sequence2>;
3 b9 B- m; y8 Y ...
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<statement sequence3>;; C: k* n0 c! M. F
end;
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, Q% ^% @, T5 V5 h" X4 o2循环语句2 D/ |% a+ m& U. ?2 T8 P G
(1) from <statement sequence1>8 }/ L' E# x, r2 X) x
until <condition> loop/ }( S2 {$ s# Y
<statement sequence2>;! ?+ a) g! {5 w/ K/ R% ?
end;- w# ~% p2 s. Y. S4 u. ~+ [- S6 ]
(2) while <condition> loop7 |- }; c, D0 K! T* C. [4 ], B
<statement sequence1>;
% }: \7 e2 R2 f9 D end;& }. B; F6 u1 K$ }/ t7 T" I! n
(3) repeat
. ^/ r2 a& S3 w/ Y, `5 L <statement sequence1>;0 ?6 ?; R$ n$ x: Q( V, ~$ e
until <condition>;
7 [# r/ o# t" [: g3 u: P (4) for <condition> to <condition> loop
7 k, M: \( s) w( R <statement sequence1>;
+ X [* s2 P2 m8 U- a! E next;" o0 ~$ ^9 K2 ~ ^# k
3中断语句5 X/ v* [! w$ V9 N% \' d0 @
waituntil <condition> prio <integer expression>;
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以上为常用的函数！* ?# p! U( @. ^0 ]0 [6 l. \
还有很多，如有需要我把资料发到你邮箱里
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