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发表于 2012-11-13 08:48:12
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显示全部楼层
1判断语句
# V+ k# U) ~+ Q, x if <condition> then
3 F7 O, D! b, C <statement sequence1>;; }+ \* A4 e9 B7 b) u% w5 E; O
elseif <condition> then
* G7 _% J& v$ B- J: c4 A. t/ h0 q <statement sequence2>;
9 M. E W/ e" N& N' b$ D! r else 3 t4 i( n; ~( U& J' j5 m$ H
<statement sequence3>;$ o8 j0 y0 H8 x( P( J8 U
end;
" d9 P3 P+ f, X( z. |如果分支比较多，用：$ B8 R; n8 n& l& B! k3 K- t
inspect <expression>, a) ?4 h/ ~8 s) y, F% F
when <constant_list> then, S% A4 ?% I; d- \' o$ U6 f. ]1 D/ ]& Z
<statement sequence1>;/ p \; P0 d4 A' P v8 [
when <constant_list> then
- g6 b& u/ C6 ? <statement sequence2>;
- x2 v& a: X2 T* u0 A6 M4 q ^ ...
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<statement sequence3>;! F: L) N1 \9 z. p; z6 [: c
end;7 Z& g4 J Y) j0 T1 M
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2循环语句
. H; | l( U7 w o) Q% K' g% B/ A (1) from <statement sequence1>
* |4 F7 ^. D: U/ O8 P, c* {7 T8 _ until <condition> loop
7 h& l' Z3 ?+ `) \- V; j* F <statement sequence2>;# k/ S4 b' @! o% d" H: Q% K
end;
4 E2 Y1 ]/ y+ r+ d% [ (2) while <condition> loop
% G) F5 {$ p! m+ n <statement sequence1>;, O+ g! o. R& P2 I0 i; A# |
end;' S9 V5 O- m8 S2 d2 a) M: r/ p0 P
(3) repeat : N& f( M$ ?- o1 A% D* f
<statement sequence1>;
! P; v, l: n6 n4 k: K until <condition>;7 ^! R. g' o! @1 s9 A' J; \: ~. B
(4) for <condition> to <condition> loop
8 X6 I# j8 H: y$ m, P6 y& @/ O9 \: i <statement sequence1>;4 |/ ~6 ?* d3 Q* @4 t
next;7 n2 y I6 Z6 }- H
3中断语句7 h$ U" Z. ]" h/ O# [' ~+ w, {
waituntil <condition> prio <integer expression>;
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% V' o: O% K4 i! o8 O% S以上为常用的函数！
, f: _7 ^& \, L4 v, {- p) z还有很多，如有需要我把资料发到你邮箱里
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