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发表于 2012-11-13 08:48:12
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1判断语句
- ~% O- q4 e- d: m c if <condition> then/ L7 T& W! r/ b b0 x6 y$ T$ L
<statement sequence1>;, e6 f; o# k# ~) y, H) a( S
elseif <condition> then
( {. v& E' ~7 r6 l/ y" F <statement sequence2>;
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<statement sequence3>;) B; n6 \) S" p
end;
* B2 k1 |- p2 M( G: b如果分支比较多，用：' M) r. h; k6 Y
inspect <expression>" T) n3 }* G8 P! b- ^
when <constant_list> then' t0 [% a6 s# T0 r
<statement sequence1>;0 Z3 e- V S' h w
when <constant_list> then
9 s$ _; [. V- X! s: C% W <statement sequence2>;
/ G! p' [! |6 @& |3 r; @: e4 g' s ...
4 c, `2 ?8 ?( d+ H) L5 T8 X, q else
, ^! F6 Z; \* I ~6 ^* U- k. G& A <statement sequence3>;. c J7 u. S4 }! C6 f2 {
end;
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9 |4 J5 T2 Z% o9 g' a2循环语句0 O/ L3 l1 R/ Y
(1) from <statement sequence1>
) ?: v9 \- Y# l2 `- U- W) `* V until <condition> loop- U7 F6 G1 ~* A% l5 n6 a$ q
<statement sequence2>;
: I( t7 }& ^9 j4 {$ j1 a: L+ V5 a end;/ A( A% q: E% a% [: c3 B
(2) while <condition> loop
" Z5 I: G. l: r9 J. Q: V <statement sequence1>;
: @8 x, ^" p z3 N1 R3 m# b end;
* A8 J9 p8 ]: q7 V& ]4 J/ `" v& O (3) repeat
& Y; a# y. T& i; i- V <statement sequence1>;
/ P- F& w7 x8 b2 n N until <condition>;2 E" T, {9 Z( B9 J( T" C* F; f5 u
(4) for <condition> to <condition> loop
6 R. P' |5 S$ U' Z! F% Z5 _ <statement sequence1>;
9 J, P0 n' h" f, ] h7 ^ next;
; b/ U0 M' M% X9 d; D3中断语句4 q0 l# R) X' S1 V, S) H
waituntil <condition> prio <integer expression>;
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以上为常用的函数！+ ~0 R+ h' J$ r
还有很多，如有需要我把资料发到你邮箱里
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