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发表于 2012-11-13 08:48:12
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1判断语句
/ A2 B6 w) a' }$ a; L9 E5 ~ if <condition> then. [; e+ ]3 i/ u: _8 |4 Z; I4 Y! |
<statement sequence1>;
* M/ ?) S V0 C elseif <condition> then+ n6 o5 R ]' X) o/ L7 n) D
<statement sequence2>;3 ~: L% q# M; \% g) N# c* Z; H$ }
else
3 l4 \9 A* b* L' w. h9 u <statement sequence3>;
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如果分支比较多，用：) W! `0 H+ m8 {2 [
inspect <expression>
# ?5 w( Y' r! c9 z5 w when <constant_list> then0 j* `* E3 S' W7 r2 m! G
<statement sequence1>;& U; y" {7 B: o! M' q- j) a! e* W$ M
when <constant_list> then8 T& ?6 Q1 n2 J
<statement sequence2>;
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else
! r# O) Z. Q! W2 F" y' d <statement sequence3>;8 Y+ ]' t) E7 Z/ p: d/ r
end;9 }6 N$ s* g8 ?- H, |* p8 V
4 r: a- l5 h: N+ D2循环语句
0 n5 w) V5 J2 g( r7 R% T (1) from <statement sequence1>
& B& }( {1 _4 D3 M+ O- w; u until <condition> loop- ~+ [9 v5 f" g: h
<statement sequence2>;, v6 k) t) c0 X5 O2 C
end;- B( \: V; \2 J* s" ?5 M
(2) while <condition> loop; y G& T9 W+ A0 }# _& y
<statement sequence1>;! ~6 T3 v: p g8 J0 A, p
end;" x3 w' o9 C9 k0 i3 v
(3) repeat
7 M! X9 @' ^: D! ^ <statement sequence1>;
* l0 h- z9 l; b, L( k until <condition>;# z& `; f9 [+ l$ \) N; b
(4) for <condition> to <condition> loop! U( b5 ~! h# t; [
<statement sequence1>;& ~) \6 p/ T2 B9 D: s3 W
next;8 G l2 r) ?' ]2 P7 i; B
3中断语句/ ^, F- H% r0 k5 U* p
waituntil <condition> prio <integer expression>;
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% M) B9 F7 b2 j3 ]" p9 `# L以上为常用的函数！
$ l# z2 |) [) G( M还有很多，如有需要我把资料发到你邮箱里
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