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发表于 2012-11-13 08:48:12
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1判断语句' I4 y7 i- S3 X% Y. l5 D
if <condition> then" T" ~! k2 ?) z. [& p/ O
<statement sequence1>;
2 }4 T/ R" O( U3 q/ L$ c elseif <condition> then9 G8 W9 R2 B1 i8 M; }; s
<statement sequence2>;3 J) h* p! c* i3 e' l3 T7 U
else ( L: U' g3 J9 r; e3 I
<statement sequence3>;9 E5 F: R1 B& C
end;
- e; @( p# a* |如果分支比较多，用：) `$ a+ v3 E" T6 i$ m
inspect <expression>: V) P# U7 y+ R' p
when <constant_list> then
" N6 I% j# E" W6 z <statement sequence1>;
2 u( w+ T2 s1 C7 w* E, u when <constant_list> then( W! X! T! E/ {
<statement sequence2>; ^6 b! S$ O6 O
...
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<statement sequence3>;
; [1 a$ r" O7 H7 ]# I5 bend;
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2循环语句
5 M" S1 |% h8 M; n/ y (1) from <statement sequence1>! @; m( L/ I* M* f( ^
until <condition> loop6 x% E! u. l, b4 W% g6 u
<statement sequence2>;
" U- ?) n2 L6 r. l- m: S" d end;
' b, t" q& Y. W6 \# s1 w" ~ (2) while <condition> loop
0 }& H8 e a( v( x <statement sequence1>;) V; u N! u! V9 j( y! m
end;
7 F0 w+ T* I* F! J3 {! d( i& Z (3) repeat 1 v, o( S7 |- J6 y" X8 J* z
<statement sequence1>;
9 n* T; `7 @( \: ~. O& W until <condition>;
0 x5 g9 f: l: l# b! L) j (4) for <condition> to <condition> loop
% u7 \) V5 ^% \4 E1 n/ N, u <statement sequence1>;
- ]; E0 ~& S5 f0 t next;
9 F+ w# U) d* M/ Q$ ^3中断语句
2 i G3 v8 b2 T waituntil <condition> prio <integer expression>;
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以上为常用的函数！
+ y0 g. }9 M2 y% K% v C2 y# K还有很多，如有需要我把资料发到你邮箱里 - M& ~4 I4 W5 P* v- [
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