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发表于 2012-11-13 08:48:12
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1判断语句
* A" k* B$ j; r+ _" y! a if <condition> then
) f( ]; L7 x) A6 k <statement sequence1>;
3 {( C' d; I; y) z elseif <condition> then2 }+ ]/ P0 {' h1 j4 X2 n0 \) P$ A
<statement sequence2>;, p: @/ [! c* V& k7 ~( b
else
1 B- ~2 P- V3 i+ V3 g <statement sequence3>;7 ~8 |2 ]" A, b: u' h
end;
1 C |2 L" m" \6 y- p" \; s如果分支比较多，用：
2 l w: S( U o" N inspect <expression>% H$ s x* x0 J
when <constant_list> then
8 u0 u4 d `+ q) X+ k. c <statement sequence1>;+ ?1 ?! O* \, _) S) o
when <constant_list> then6 o1 u7 n) K2 t8 r1 n8 y& p6 d8 i
<statement sequence2>;
0 ?: {" a/ k% m$ X* @. a% y; ~ ...
^5 u! `6 h' S- V0 O- @ else2 N- v8 F* C: [9 R/ T# o: D
<statement sequence3>;
; f3 x2 E5 l; S) a5 T4 xend;
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2循环语句
+ P3 k% u+ H7 B" X5 x3 c1 E (1) from <statement sequence1>) `5 \; E# f$ C1 F9 N0 |. V/ H) j
until <condition> loop! l; Z5 L+ \' [1 U# g0 O' _/ s
<statement sequence2>;
( q/ T. ?9 Y) F) ~6 a5 M5 R l end;$ r! ~5 A7 B, l2 x4 _0 b. x7 U* ^
(2) while <condition> loop8 g- }0 H3 `; X- `# h
<statement sequence1>;
- t6 y+ |$ I+ J! l% [9 o end;0 K! Y) G- A, s" S* _! B t' x# R$ _
(3) repeat ; z4 A1 K( Y, ^4 e# J6 V
<statement sequence1>;
# F* n D" h, D/ |' g until <condition>;+ _- I8 M _- V
(4) for <condition> to <condition> loop5 h) E- E' F# K+ D+ C
<statement sequence1>;9 {4 i9 S! j/ x7 u
next;, a+ Q$ U. G2 Y" r# Y4 e* s* Y& D
3中断语句
1 ?! [" `0 E) R3 U+ B! }& C waituntil <condition> prio <integer expression>;- z4 y" t; O# j5 D) M
+ Z- b+ T% G, G; X
$ F5 r& X: Z# Z4 ?* U; n7 ?
以上为常用的函数！' m, b* U$ c6 }
还有很多，如有需要我把资料发到你邮箱里
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