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发表于 2012-11-13 08:48:12
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1判断语句
5 }2 Q; G* K. S6 Q$ T. H& N; u/ d if <condition> then6 w- g, m9 [3 @! m5 Q1 u
<statement sequence1>;
' r; s* y- q/ b) V' o0 @! ] elseif <condition> then
5 `- L9 f$ L; L/ x <statement sequence2>;3 X/ S: v1 j+ }) K9 K, [
else
& @1 Q! G# m7 [ <statement sequence3>;
2 s8 H7 u8 @- U4 o# C4 z4 m end;
9 B: |" l6 q$ F5 n; h0 j; v: t如果分支比较多，用：
' ~1 L b6 @& [: y2 T8 p inspect <expression>
. `1 Y8 m( h3 s when <constant_list> then
2 a# x: j5 d8 l; H+ ? <statement sequence1>;. d1 \6 j' Q- A
when <constant_list> then) b: o o; E5 j
<statement sequence2>;- u' k3 T, W% j% C0 c& ~
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else, u; t" m, \( h- @0 H7 I
<statement sequence3>; p* L$ v. K% x
end;
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% j4 ~1 S7 W. h8 i1 w4 }2循环语句: F- F- o1 z. @! I7 u6 g9 V
(1) from <statement sequence1>
7 S, K( o4 O7 L J* Y& r until <condition> loop
( ]+ E1 E3 e, j; W6 F2 J3 Y <statement sequence2>;
7 R* ^* ?: a/ T M6 n/ x end;' e$ r |5 _; [2 v0 e! n
(2) while <condition> loop/ g( X# R2 [1 a5 D! M, B
<statement sequence1>;: m- D: @/ E l$ N3 `# K4 r
end;# ~! w9 o, y- O6 ^
(3) repeat
3 j; O! g* R0 h& g <statement sequence1>;
5 l$ ^% F* C+ D8 j- R8 W) | ` until <condition>;- ^; ^: ~; O" d$ Q1 H, ?. R4 {
(4) for <condition> to <condition> loop" [' z6 k+ a$ {* V: q# K" Y8 F% j) ?
<statement sequence1>;
$ y. L5 l: J5 v& E6 f5 S next;
. x. [) i0 t6 m+ j3中断语句7 u& {4 p) n# c! ?4 V% l9 e
waituntil <condition> prio <integer expression>;
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1 ~% z E) c! M5 Y
7 `$ z) m9 a! i以上为常用的函数！3 S: U+ z$ _4 c
还有很多，如有需要我把资料发到你邮箱里
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