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发表于 2012-11-13 08:48:12
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1判断语句9 Z3 g7 E4 B# M2 G: p2 ?+ q
if <condition> then
5 o. j# o+ I$ B' ^; s1 L6 T: ^ <statement sequence1>;0 h w) [$ T, e: b
elseif <condition> then2 e$ R$ r8 [7 q' [" G" {
<statement sequence2>;# v( }& N9 E& N# l* O
else
9 ~- ]# n4 r/ Y- R <statement sequence3>;
* w7 G5 {/ \; F end;
, u) ~9 f% b( F1 K1 ^ s; T如果分支比较多,用:. [; A2 {+ \4 H
inspect <expression>
4 a6 V; f) H& s% h+ P. ? when <constant_list> then
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when <constant_list> then
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...
3 [5 H0 {' \4 M9 ~8 y3 b( X- w else
9 k& E& O. t/ U7 c9 k) B <statement sequence3>;
" \+ p! g+ A# z5 eend;
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2循环语句+ E1 Q7 D. |3 ^- r6 I, K! ^
(1) from <statement sequence1>' d$ o: E$ l9 o! ]
until <condition> loop' T, G3 \6 v4 c+ n2 Q
<statement sequence2>;
; m ~. }' J, b+ D5 {" u; i end;
+ g1 {8 W& \1 Y: F& y+ w; \# q (2) while <condition> loop
- I* U5 ^3 V' K* ~! y <statement sequence1>;; j4 V% |7 t0 S" I- w! C
end;
7 w$ X9 x; I9 s (3) repeat
8 q' w8 D& w8 m& L( B6 `# r6 c <statement sequence1>;
# c8 p/ b; d9 M until <condition>;( p" p( P: {* `& U
(4) for <condition> to <condition> loop
Q/ P" w x/ [2 \% {) i <statement sequence1>;
8 E% g. G+ n* B$ z$ W' u next;
, K" h% c* M1 g) s5 q1 B3中断语句3 Z. R6 }& N' M7 x2 E7 B0 F
waituntil <condition> prio <integer expression>;
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以上为常用的函数!$ B# U s6 i# T# ~& L4 A5 V# R3 F
还有很多,如有需要我把资料发到你邮箱里
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