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发表于 2012-11-13 08:48:12
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1判断语句
3 ~3 ?0 S3 _6 |7 ~+ E. s! Q i if <condition> then0 U* t8 F! _* H. L) }6 V2 `
<statement sequence1>;( o' @; Q8 z6 D Z7 _; @
elseif <condition> then5 h u/ L! Q: a" k
<statement sequence2>;4 k% \% M; C2 I- m9 g* O
else 3 U: \# g7 `0 I( E6 s* O
<statement sequence3>;2 D/ [+ w; L( S6 J U+ }. X
end;
+ u I$ P* r8 ^$ f: U/ P% W如果分支比较多，用：" f* x/ K" w8 Z% s, M
inspect <expression>
) s, |4 k- \& a/ s: n7 _& i when <constant_list> then- T0 {1 w- S) e
<statement sequence1>;; o# ?+ O% X8 p% A" h& c% _
when <constant_list> then
$ U3 ]3 Z4 p" B- F <statement sequence2>;( i% O; i/ W b$ g, w F0 U
...5 ?4 o0 ~, Q6 E6 z6 c- W
else
9 Y6 ?+ n; C6 D2 } <statement sequence3>;/ J; ~2 e. w/ s$ j9 r" w) C3 D
end;
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2循环语句
+ A6 s5 }) m/ i& a (1) from <statement sequence1>7 A# j5 X0 a6 ?- C( [
until <condition> loop' Z" j4 D- O2 ]1 i0 X0 f
<statement sequence2>;
# r% k* }6 f$ W, L5 W end;1 E, E) ]$ K; X! h! V( h
(2) while <condition> loop
& ? F1 ]. n* n$ O0 B7 c <statement sequence1>;* m f9 U. u' V; P6 W
end;' z; [2 r. v, H! W' d$ k
(3) repeat
% w3 a6 K! }1 Q+ y: @* X ^* J <statement sequence1>;
8 c5 T5 J. k2 C until <condition>;2 f) b! o, L. r& w3 g4 e9 }0 L; Q
(4) for <condition> to <condition> loop4 A6 Y( F# }# r. [+ [
<statement sequence1>;
$ {/ G) X6 ~- `/ \9 [: h1 W$ t next;
) w+ L! |! W2 z4 v. E, c3中断语句
. V( n- h: i, t0 b waituntil <condition> prio <integer expression>;
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以上为常用的函数！
6 f$ \6 D5 Y2 J8 z2 S3 M& R3 z还有很多，如有需要我把资料发到你邮箱里
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